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 HMC789ST89E
v00.0409
InGaP HBT GAIN BLOCK MMIC AMPLIFIER, 0.7 - 2.8 GHz
Typical Applications
Features
High Output IP3: +42 dBm High Output P1dB: +25 dBm High Gain: 18 dB Single Supply: +5V 45% PAE @ +25 dBm Pout Industry Standard SOT89 Package
9
DRIVER & GAIN BLOCK AMPLIFIERS - SMT
The HMC789ST89E is ideal for: * Cellular/4G * Fixed Wireless & WLAN * CATV, Cable Modem & DBS * Microwave Radio & Test Equipment * IF & RF Applications
Functional Diagram
General Description
The HMC789ST89E is a high linearity GaAs InGaP HBT gain block MMIC operating from 0.7 to 2.8 GHz and packaged in an industry standard SOT89 package. Utilizing a minimum number of external components and a single +5V supply, the amplifier output IP3 can be optimized to +45 dBm. The high output IP3 and high gain make the HMC789ST89E ideal for use in PA driver & pre-driver applications in Cellular/4G and Fixed Wireless.
Electrical Specifi cations, TA = +25C, Vs= +5V [1]
Parameter Frequency Range Gain Gain Variation Over Temperature Input Return Loss Output Return Loss Output Power for 1dB Compression (P1dB) Saturated Output Power (Psat) Output Third Order Intercept (IP3) [2] Noise Figure Supply Current (Icq) 21 17 Min. Typ. 810 - 960 18 0.01 12 20 23.5 25.5 42 3.8 125 150 23 12 Max. Min. Typ. 1710 - 1990 13.5 0.01 12 15 25 27 42 3.8 125 150 22 10 Max. Min. Typ. 2420 - 2700 11 0.01 10 10 24 26 42 3.8 125 150 Max. Units MHz dB dB / C dB dB dBm dBm dBm dB mA
[1] Specifications and data reflect HMC789ST89E measured using the respective application circuits for each designated frequency band found herein. Contact the HMC Applications Group for assistance in optimizing performance for your application. [2] Two-tone output power of +10 dBm per tone, 1 MHz spacing.
9 - 200
For price, delivery, and to place orders, please contact Hittite Microwave Corporation: 20 Alpha Road, Chelmsford, MA 01824 Phone: 978-250-3343 Fax: 978-250-3373 Order On-line at www.hittite.com
HMC789ST89E
v00.0409
InGaP HBT GAIN BLOCK MMIC AMPLIFIER, 0.7 - 2.8 GHz
Broadband Gain & Return Loss @ 900 MHz
25
Gain vs. Temperature @ 900 MHz
24 22
9
+25 C +85 C - 40 C
15 RESPONSE (dB) 20 5 18 16 14 -15 12 -25 0.4 10 0.7
-5
0.6
0.8
1
1.2
1.4
0.8
0.9 FREQUENCY (GHz)
1
1.1
FREQUENCY (GHz)
Input Return Loss vs. Temperature @ 900 MHz
0
Output Return Loss vs. Temperature @ 900 MHz
0 -5 RETURN LOSS (dB) -10 -15 -20 -25
+25 C +85 C - 40 C
RETURN LOSS (dB)
-5
+25 C +85 C - 40 C
-10
-15
-20 0.7
0.8
0.9 FREQUENCY (GHz)
1
1.1
-30 0.7
0.8
0.9 FREQUENCY (GHz)
1
1.1
P1dB vs. Temperature @ 900 MHz
26 25 24 23 22 21 20 0.7
+25 C +85 C - 40 C
Psat vs. Temperature @ 900 MHz
28 27 26 25 24 23 22 0.7
+25 C +85 C - 40 C
P1dB (dBm)
0.8
0.9 FREQUENCY (GHz)
1
1.1
Psat (dBm)
0.8
0.9 FREQUENCY (GHz)
1
1.1
For price, delivery, and to place orders, please contact Hittite Microwave Corporation: 20 Alpha Road, Chelmsford, MA 01824 Phone: 978-250-3343 Fax: 978-250-3373 Order On-line at www.hittite.com
9 - 201
DRIVER & GAIN BLOCK AMPLIFIERS - SMT
GAIN (dB)
S21 S11 S22
HMC789ST89E
v00.0409
InGaP HBT GAIN BLOCK MMIC AMPLIFIER, 0.7 - 2.8 GHz
Output IP3 vs. Temperature @ 900 MHz Pout = 10 dBm Each Tone Output IP3 vs. Output Power @ 900 MHz
50
9
DRIVER & GAIN BLOCK AMPLIFIERS - SMT
IP3 (dB)
50
45 IP3 (dB)
45
40
40
35
+25 C +85 C - 40 C
35
+25 C +85 C - 40 C
30 0.7
30 0.8 0.9 FREQUENCY (GHz) 1 1.1 0 2 4 6 8 10 12 14 16 18 SINGLE TONE POUT (dBm)
Noise Figure vs. Temperature @ 900 MHz
8
+25 C +85 C - 40 C
Reverse Isolation vs. Temperature @ 900 MHz
0
6 NF (dB)
-10 ISOLATION (dB)
+25 C +85 C - 40 C
4
-20
2
-30
0 0.75
0.8
0.85
0.9
0.95
1
-40 0.7
0.8
0.9 FREQUENCY (GHz)
1
1.1
FREQUENCY (GHz)
Gain, Power & IP3 vs. Supply Voltage @ 900 MHz
50 GAIN (dB), P1dB (dBm), OIP3 (dBm)
Power Compression @ 900 MHz
50 Pout (dBm), GAIN (dB), PAE (%)
40
40
Gain P1dB OIP3
Pout Gain PAE
30
30
20
20
10
10 4.5
0 5 SUPPLY VOLTAGE 5.5 -8 -4 0 4 8 12 INPUT POWER (dBm)
9 - 202
For price, delivery, and to place orders, please contact Hittite Microwave Corporation: 20 Alpha Road, Chelmsford, MA 01824 Phone: 978-250-3343 Fax: 978-250-3373 Order On-line at www.hittite.com
HMC789ST89E
v00.0409
InGaP HBT GAIN BLOCK MMIC AMPLIFIER, 0.7 - 2.8 GHz
ACPR vs. Supply Voltage @ 880 MHz CDMA IS95, 9 Channels Forward
-20 -30
9
5V 5.5V
-50 -60 -70 -80 Source ACPR -90 0 2 4 6 8 10 12 14 16
18
20
22
CHANNEL POWER (dBm)
Broadband Gain & Return Loss @ 1900 MHz
20
Gain vs. Temperature @ 1900 MHz
16
10 RESPONSE (dB) GAIN (dB)
S21 S11 S22
14
0
12 -10
+25 C +85 C - 40 C
-20 1.2
1.4
1.6
1.8
2
2.2
2.4
2.6
10 1.7
1.8
1.9 FREQUENCY (GHz)
2
2.1
FREQUENCY (GHz)
Input Return Loss vs. Temperature @ 1900 MHz
0
Output Return Loss vs. Temperature @ 1900 MHz
0
RETURN LOSS (dB)
+25 C +85 C - 40 C
RETURN LOSS (dB)
-4
-5
+25 C +85 C - 40 C
-8
-10
-12
-15
-16 1.7
1.8
1.9 FREQUENCY (GHz)
2
2.1
-20 1.7
1.8
1.9 FREQUENCY (GHz)
2
2.1
For price, delivery, and to place orders, please contact Hittite Microwave Corporation: 20 Alpha Road, Chelmsford, MA 01824 Phone: 978-250-3343 Fax: 978-250-3373 Order On-line at www.hittite.com
9 - 203
DRIVER & GAIN BLOCK AMPLIFIERS - SMT
-40 ACPR (dBc)
CDMA IS95 Frequency: 880 MHz Integration BW: 1.228 MHz Forward Link, 9 Channels
4.5V
HMC789ST89E
v00.0409
InGaP HBT GAIN BLOCK MMIC AMPLIFIER, 0.7 - 2.8 GHz
P1dB vs. Temperature @ 1900 MHz
Psat vs. Temperature @ 1900 MHz
30 29 28 27 26 25 24 1.7
+25 C +85 C - 40 C
9
DRIVER & GAIN BLOCK AMPLIFIERS - SMT
P1dB (dBm)
28 27 26 25 24 23 22 1.7
+25 C +85 C - 40 C
1.8
1.9 FREQUENCY (GHz)
2
2.1
Psat (dBm)
1.8
1.9 FREQUENCY (GHz)
2
2.1
Output IP3 vs. Temperature @ 1900 MHz
50
Output IP3 vs. Output Power @ 1900 MHz
50
45 IP3 (dB) IP3 (dB)
45
40
40
35
+25 C +85 C - 40 C
35
+25 C +85 C - 40 C
30 1.7
30 1.8 1.9 FREQUENCY (GHz) 2 2.1 0 2 4 6 8 10 12 14 16 18 SINGLE TONE POUT (dBm)
Noise Figure vs. Temperature @ 1900 MHz
8
+25 C +85 C - 40 C
Reverse Isolation vs. Temperature @ 1900 MHz
-10
6 NF (dB)
-15 ISOLATION (dB)
+25 C +85 C - 40 C
4
-20
2
-25
0 1.7
1.8
1.9 FREQUENCY (GHz)
2
2.1
-30 1.7
1.8
1.9 FREQUENCY (GHz)
2
2.1
9 - 204
For price, delivery, and to place orders, please contact Hittite Microwave Corporation: 20 Alpha Road, Chelmsford, MA 01824 Phone: 978-250-3343 Fax: 978-250-3373 Order On-line at www.hittite.com
HMC789ST89E
v00.0409
InGaP HBT GAIN BLOCK MMIC AMPLIFIER, 0.7 - 2.8 GHz
Gain, Power & IP3 vs. Supply Voltage @ 1900 MHz
50 GAIN (dB), P1dB (dBm), OIP3 (dBm) Pout (dBm), GAIN (dB), PAE (%)
Power Compression @ 1900 MHz
50
9
Pout Gain PAE
40
40
Gain P1dB OIP3
30
30
20
20
10
10 4.5
0 5 SUPPLY VOLTAGE 5.5 -1 3 7 11 15 19 INPUT POWER (dBm)
ACPR vs. Supply Voltage @ 1960 MHz CDMA 2000, 9 Channels Forward
-20 -30 -40 ACPR (dBc) -50 -60 -70 -80 -90 1 3 5 7 9 11 13 15 17 19 21 CHANNEL POWER (dBm) Source ACPR
CDMA 2000 Frequency: 1960 MHz Integration BW: 1.228 MHz Forward Link, 9 Channels
ACPR vs. Supply Voltage @ 2140 MHz W-CDMA, 64 DPCH
-20 -30 -40 -50 -60 -70 -80 0 2 4 6 8 10 12 14 16 18 20 CHANNEL POWER (dBm) Source ACPR
W-CDMA Frequency: 2140 MHz Integration BW: 3.84 MHz 64 DPCH
4.5V 5V 5.5V
4.5V 5V 5.5V
Broadband Gain & Return Loss @ 2600 MHz
20
Gain vs. Temperature @ 2600 MHz
14 13
10 RESPONSE (dB) 12 0
S21 S11 S22
GAIN (dB)
11 10
-10 9 -20 2.2 8 2.3
+25 C +85 C - 40 C
2.3
2.4
2.5
2.6
2.7
2.8
2.9
2.4
2.5
2.6
2.7
2.8
FREQUENCY (GHz)
FREQUENCY (GHz)
For price, delivery, and to place orders, please contact Hittite Microwave Corporation: 20 Alpha Road, Chelmsford, MA 01824 Phone: 978-250-3343 Fax: 978-250-3373 Order On-line at www.hittite.com
9 - 205
DRIVER & GAIN BLOCK AMPLIFIERS - SMT
ACPR (dBc)
HMC789ST89E
v00.0409
InGaP HBT GAIN BLOCK MMIC AMPLIFIER, 0.7 - 2.8 GHz
Input Return Loss vs. Temperature @ 2600 MHz Output Return Loss vs. Temperature @ 2600 MHz
0
9
RETURN LOSS (dB)
0
-5
DRIVER & GAIN BLOCK AMPLIFIERS - SMT
-10
RETURN LOSS (dB)
+25 C +85 C - 40 C
-5
+25 C +85 C - 40 C
-10
-15
-15
-20
-25 2.3
2.4
2.5
2.6
2.7
2.8
-20 2.3
2.4
2.5
2.6
2.7
2.8
FREQUENCY (GHz)
FREQUENCY (GHz)
P1dB vs. Temperature @ 2600 MHz
26
Psat vs. Temperature @ 2600 MHz
28 27
25 P1dB (dBm) Psat (dBm) 26 25 24 23
+25 C +85 C - 40 C +25 C +85 C - 40 C
24
23 22 2.3
22 2.3
2.4
2.5
2.6
2.7
2.8
2.4
2.5
2.6
2.7
2.8
FREQUENCY (GHz)
FREQUENCY (GHz)
Output IP3 vs. Temperature @ 2600 MHz
50
Output IP3 vs. Output Power @ 2600 MHz
50
45 IP3 (dB) IP3 (dB)
45
40
40
35
+25 C +85 C - 40 C
35
+25 C +85 C - 40 C
30 2.3
30 2.4 2.5 2.6 2.7 2.8 0 2 4 6 8 10 12 14 16 18 FREQUENCY (GHz) SINGLE TONE POUT (dBm)
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For price, delivery, and to place orders, please contact Hittite Microwave Corporation: 20 Alpha Road, Chelmsford, MA 01824 Phone: 978-250-3343 Fax: 978-250-3373 Order On-line at www.hittite.com
HMC789ST89E
v00.0409
InGaP HBT GAIN BLOCK MMIC AMPLIFIER, 0.7 - 2.8 GHz
Reverse Isolation vs. Temperature @ 2600 MHz
-10
Noise Figure vs. Temperature @ 2600 MHz
8
6 NF (dB)
ISOLATION (dB)
+25 C +85 C - 40 C
9
DRIVER & GAIN BLOCK AMPLIFIERS - SMT
9 - 207
+25 C +85 C - 40 C
-15
4
-20
2
0 2.3
2.4
2.5
2.6
2.7
2.8
-25 2.3
2.4
2.5
2.6
2.7
2.8
FREQUENCY (GHz)
FREQUENCY (GHz)
Gain, Power & IP3 vs. Supply Voltage @ 2600 MHz
50 GAIN (dB), P1dB (dBm), OIP3 (dBm)
Power Compression @ 2600 MHz
40 Pout (dBm), GAIN (dB), PAE (%)
40
Gain P1dB OIP3
30
Pout Gain PAE
30
20
20
10
10 4.5
0 5 SUPPLY VOLTAGE 5.5 0 5 10 INPUT POWER (dBm) 15 20
For price, delivery, and to place orders, please contact Hittite Microwave Corporation: 20 Alpha Road, Chelmsford, MA 01824 Phone: 978-250-3343 Fax: 978-250-3373 Order On-line at www.hittite.com
HMC789ST89E
v00.0409
InGaP HBT GAIN BLOCK MMIC AMPLIFIER, 0.7 - 2.8 GHz
Absolute Maximum Ratings
9
DRIVER & GAIN BLOCK AMPLIFIERS - SMT
Collector Bias Voltage (Vcc) RF Input Power (RFIN)(Vs +5Vdc) Junction Temperature Continuous Pdiss (T = 85 C) (derate 13.0 mW/C above 85 C) Thermal Resistance (junction to ground paddle) Storage Temperature Operating Temperature
+6.0 V +18 dBm 150 C 0.85 W 77 C/W -65 to +150 C -40 to +85 C
ELECTROSTATIC SENSITIVE DEVICE OBSERVE HANDLING PRECAUTIONS
Outline Drawing
NOTES: 1. LEADFRAME MATERIAL: COPPER ALLOY 2. DIMENSIONS ARE IN INCHES [MILLIMETERS] 3. DIMENSION DOES NOT INCLUDE MOLDFLASH OF 0.15mm PER SIDE. 4. DIMENSION DOES NOT INCLUDE MOLDFLASH OF 0.25mm PER SIDE. 5. ALL GROUND LEADS AND GROUND PADDLE MUST BE SOLDERED TO PCB RF GROUND.
Package Information
Part Number HMC789ST89E Package Body Material RoHS-compliant Low Stress Injection Molded Plastic Lead Finish 100% matte Sn MSL Rating MSL1
[2]
Package Marking [1] H789 XXXX
[1] 4-Digit lot number XXXX [2] Max peak reflow temperature of 260 C
9 - 208
For price, delivery, and to place orders, please contact Hittite Microwave Corporation: 20 Alpha Road, Chelmsford, MA 01824 Phone: 978-250-3343 Fax: 978-250-3373 Order On-line at www.hittite.com
HMC789ST89E
v00.0409
InGaP HBT GAIN BLOCK MMIC AMPLIFIER, 0.7 - 2.8 GHz
Pin Descriptions
Pin Number Function Description This pin is DC coupled. Off chip matching components are required. See Application Circuit herein. Interface Schematic
9
DRIVER & GAIN BLOCK AMPLIFIERS - SMT
9 - 209
1
RFIN
3
RFOUT
RF output and DC Bias input for the amplifier. Off chip matching components are required. See Application Circuit herein.
2, 4
GND
These pins & package bottom must be connected to RF/DC ground.
For price, delivery, and to place orders, please contact Hittite Microwave Corporation: 20 Alpha Road, Chelmsford, MA 01824 Phone: 978-250-3343 Fax: 978-250-3373 Order On-line at www.hittite.com
HMC789ST89E
v00.0409
InGaP HBT GAIN BLOCK MMIC AMPLIFIER, 0.7 - 2.8 GHz
900 MHz Application Circuit
9
DRIVER & GAIN BLOCK AMPLIFIERS - SMT
This circuit was used to specify the performance for 810-960 MHz operation. Contact the HMC Applications Group for assistance in optimizing performance for your application.
Recommended Component Values C1 C2 C3 C4 C5 C6 C7 L1 L2 10 pF 100 pF 100 pF 1000 pF 2.2 F 100 pF 1.2 pF 18 nH 3.8 nH
9 - 210
For price, delivery, and to place orders, please contact Hittite Microwave Corporation: 20 Alpha Road, Chelmsford, MA 01824 Phone: 978-250-3343 Fax: 978-250-3373 Order On-line at www.hittite.com
HMC789ST89E
v00.0409
InGaP HBT GAIN BLOCK MMIC AMPLIFIER, 0.7 - 2.8 GHz
900 MHz Evaluation PCB
9
DRIVER & GAIN BLOCK AMPLIFIERS - SMT
9 - 211
List of Materials for 900 MHz Evaluation PCB 126222 [1]
Item J1 - J2 J3 C1 C2 C3 C4 C5 C6 C7 L1 L2 U1 PCB [2] Description PCB Mount SMA Connector 2 mm DC Header 10 pF Capacitor, 0402 Pkg. 100 pF Capacitor, 0402 Pkg. 100 pF Capacitor, 0402 Pkg. 1000 pF Capacitor, 0402 Pkg. 2.2 F Capacitor, Tantalum 100 pF Capacitor, 0402 Pkg. 1.2 pF Capacitor, 0402 Pkg. 18 nH Inductor, 0402 Pkg. 3.8 nH Inductor, 0402 Pkg. HMC789ST89E Linear Amplifier 126220 Evaluation PCB
The circuit board used in this application should use RF circuit design techniques. Signal lines should have 50 ohm impedance while the package ground leads and exposed paddle should be connected directly to the ground plane similar to that shown. A sufficient number of via holes should be used to connect the top and bottom ground planes. The evaluation board should be mounted to an appropriate heat sink. The evaluation circuit board shown is available from Hittite upon request.
[1] Reference this number when ordering complete evaluation PCB [2] Circuit Board Material: Rogers 4350 or Arlon 25 FR
For price, delivery, and to place orders, please contact Hittite Microwave Corporation: 20 Alpha Road, Chelmsford, MA 01824 Phone: 978-250-3343 Fax: 978-250-3373 Order On-line at www.hittite.com
HMC789ST89E
v00.0409
InGaP HBT GAIN BLOCK MMIC AMPLIFIER, 0.7 - 2.8 GHz
1900 MHz Application Circuit
9
DRIVER & GAIN BLOCK AMPLIFIERS - SMT
This circuit was used to specify the performance for 1710-1990 MHz operation. Contact the HMC Applications Group for assistance in optimizing performance for your application.
Recommended Component Values C1 C2 C3 C4 C5 C6 C7 L1 R1 2.2 pF 5.0 pF 100 pF 1000 pF 2.2 F 20 pF 1.1 pF 20 nH 0.0 Ohm
9 - 212
For price, delivery, and to place orders, please contact Hittite Microwave Corporation: 20 Alpha Road, Chelmsford, MA 01824 Phone: 978-250-3343 Fax: 978-250-3373 Order On-line at www.hittite.com
HMC789ST89E
v00.0409
InGaP HBT GAIN BLOCK MMIC AMPLIFIER, 0.7 - 2.8 GHz
1900 MHz Evaluation PCB
9
DRIVER & GAIN BLOCK AMPLIFIERS - SMT
9 - 213
List of Materials for 1900 MHz Evaluation PCB 126223 [1]
Item J1 - J2 J3 C1 C2 C3 C4 C5 C6 C7 L1 R1 U1 PCB [2] Description PCB Mount SMA Connector 2 mm DC Header 2.2 pF Capacitor, 0402 Pkg. 5.0 pF Capacitor, 0402 Pkg. 100 pF Capacitor, 0402 Pkg. 1000 pF Capacitor, 0402 Pkg. 2.2 F Capacitor, Tantalum 20 pF Capacitor, 0402 Pkg. 1.1 pF Capacitor, 0402 Pkg. 18 nH Inductor, 0402 Pkg. 0.0 Ohm Resistor, 0402 Pkg. HMC789ST89E Linear Amplifier 126220 Evaluation PCB
The circuit board used in this application should use RF circuit design techniques. Signal lines should have 50 ohm impedance while the package ground leads and exposed paddle should be connected directly to the ground plane similar to that shown. A sufficient number of via holes should be used to connect the top and bottom ground planes. The evaluation board should be mounted to an appropriate heat sink. The evaluation circuit board shown is available from Hittite upon request.
[1] Reference this number when ordering complete evaluation PCB [2] Circuit Board Material: Rogers 4350 or Arlon 25FR
For price, delivery, and to place orders, please contact Hittite Microwave Corporation: 20 Alpha Road, Chelmsford, MA 01824 Phone: 978-250-3343 Fax: 978-250-3373 Order On-line at www.hittite.com
HMC789ST89E
v00.0409
InGaP HBT GAIN BLOCK MMIC AMPLIFIER, 0.7 - 2.8 GHz
2600 MHz Application Circuit
9
DRIVER & GAIN BLOCK AMPLIFIERS - SMT
This circuit was used to specify the performance for 2420-2700 MHz operation. Contact the HMC Applications Group for assistance in optimizing performance for your application.
Recommended Component Values C1 C2 C3 C4 C5 C6 C7 L1 L2 R1 1.5 pF 1.5 pF 100 pF 1000 pF 2.2 F 20 pF 0.3 pF 18 nH 12 nH 0.0 Ohm
9 - 214
For price, delivery, and to place orders, please contact Hittite Microwave Corporation: 20 Alpha Road, Chelmsford, MA 01824 Phone: 978-250-3343 Fax: 978-250-3373 Order On-line at www.hittite.com
HMC789ST89E
v00.0409
InGaP HBT GAIN BLOCK MMIC AMPLIFIER, 0.7 - 2.8 GHz
2600 MHz Evaluation PCB
9
DRIVER & GAIN BLOCK AMPLIFIERS - SMT
9 - 215
List of Materials for 2600 MHz Evaluation PCB 125682 [1]
Item J1 - J2 J3 C1 C2 C3 C4 C5 C6 C7 L1 R1 U1 PCB [2] Description PCB Mount SMA Connector 2 mm DC Header 1.5 pF Capacitor, 0402 Pkg. 1.5 pF Capacitor, 0402 Pkg. 100 pF Capacitor, 0402 Pkg. 1000 pF Capacitor, 0402 Pkg. 2.2 F Capacitor, Tantalum 20 pF Capacitor, 0402 Pkg. 0.3 pF Capacitor, 0402 Pkg. 18 nH Inductor, 0402 Pkg. 0.0 Ohm Resistor, 0402 Pkg. HMC789ST89E Linear Amplifier 125220 Evaluation PCB
The circuit board used in this application should use RF circuit design techniques. Signal lines should have 50 ohm impedance while the package ground leads and exposed paddle should be connected directly to the ground plane similar to that shown. A sufficient number of via holes should be used to connect the top and bottom ground planes. The evaluation board should be mounted to an appropriate heat sink. The evaluation circuit board shown is available from Hittite upon request.
[1] Reference this number when ordering complete evaluation PCB [2] Circuit Board Material: Rogers 4350 or Arlon 25FR
For price, delivery, and to place orders, please contact Hittite Microwave Corporation: 20 Alpha Road, Chelmsford, MA 01824 Phone: 978-250-3343 Fax: 978-250-3373 Order On-line at www.hittite.com


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