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| MITSUBISHI M62362P/FP 1280 RESOLUTION 3CH MULTIPLYING D-A CONVERTER DESCRIPTION The M62362P is an integrated circuit semiconductor of CMOS structure with 3 channels of built-in 1280 step resolution(equivalent 10.3-bit)multiplication type D-A converters. hod and it is able to cascading serial use with Do terminal. The device is suited for use in high accuracy automatic adjustment combination with microcomputer. PIN CONFIGURATION (TOP VIEW) VIN2 1 Vo2 2 14 13 VDAref Vo1 VIN1 RESET BS DI CLK M62362P VIN3 3 Vo3 Do GND VDD 4 5 6 7 12 11 10 9 8 FEATURES *Digital data transfer method 3-wire serial data transfer method *High resolution Resolution is more over 10-bit and error is less than 1 LSB *Capable of 4 quadrant multiplication *Short setting time *With reset terminal DD=5V10% Outline 14P4 PIN CONFIGURATION (TOP VIEW) VIN2 1 Vo2 2 16 15 VDAref Vo1 VIN1 RESET BS DI CLK N.C M62362FP APPLICATION Signal gain control of DISPLAY-MONITOR or CTV. Conversion from digital control data to analog control data for home-use and industrial equipment. Automatic adjustment by combination with EEPROM and microcomputer.(replacement of conventional half-fixed VIN3 3 Vo3 Do GND VDD N.C 4 5 6 7 8 14 13 12 11 10 9 Outline 16P2N BLOCK DIAGRAM VDAref Vo1 VIN1 RESET BS DI CLK 11-BIT DA CONVERTER 13-BIT SHIFT RESISTER D0 D1 D2 D3 D4 D5 D6 D7 D8 D9 D10 D11 D12 11-BIT LATCH (11) ADDRESS DECORDER 11-BIT LATCH 11-BIT D-A CONVERTER 11-BIT LATCH 11-BIT D-A CONVERTER VIN2 Vo2 VIN3 Vo3 Do GND VDD MITSUBISHI ELECTRIC ( 1/8) resistor.) data is a easy-to-use 3-wire serial transfer met Recommend operation condition..........V The input MITSUBISHI M62362P/FP 1280 RESOLUTION 3CH MULTIPLYING D-A CONVERTER EXPLANATION OF TERMINALS Pin No. 9 11 5 8 10 11 13 10 12 13 15 Symbol DI Do CLK BS RESET Vo1 Vo2 Vo3 VDD GND VIN2 VIN3 VIN1 VDAref Function Serial data input terminal Serial data output terminal Serial clock input terminal When BS terminal level is "H" latch circuit data is load When RESET terminal level is "L",all D-A output terminal became "L" 1280 resolution D-A output Power supply terminal GND terminal D-A converter input terminal D-A converter reference voltage input terminal 2 4 7 6 1 3 12 14 14 16 BLOCK DIAGRAM FOR EXPLANATION OF TERMINALS VDD GND DI 13-BIT SHIFT RESISTER CLK D0 D1 D2 D3 D4 D5 D6 D7 D8 D9 D10 D11 D12 Do BS ADDRESS DECORDER 11 RESET 11-BIT LATCH 11-BIT D-A CONVERTER 11-BIT LATCH 11-BIT D-A CONVERTER 11-BIT LATCH 11-BIT D-A CONVERTER VDAref VIN1 Vo1 VIN2 Vo2 VIN3 Vo3 MITSUBISHI ELECTRIC ( 2/8) MITSUBISHI M62362P/FP 1280 RESOLUTION 3CH MULTIPLYING D-A CONVERTER DIGITAL DATA FORMAT LAST LSB FIRST MSB D-A DATA ADDRESS DATA D0 0 1 0 1 D1 0 0 1 1 D2 0 0 0 0 D3 0 0 0 0 D4 0 0 0 0 D5 0 0 0 0 D6 0 0 0 0 D7 0 0 0 0 D8 0 0 0 0 D9 0 0 0 0 D10 0 0 0 0 D-A output VDAref (VIN-VDAref) / 1280 X 1 + VDAref (VIN-VDAref) / 1280 X 2 + VDAref (VIN-VDAref) / 1280 X 3 + VDAref 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 0 1 0 0 1 1 (VIN-VDAref) / 1280 X 1279 + VDAref VIN 1 1 1 1 1 1 1 1 1 1 1 VIN D11 0 0 1 1 D12 0 1 0 1 DAC SELECTION Don't care ch1 ch2 ch3 TIMING CHART (MODEL) MSB DI D12 D11 D10 D1 LSB D0 CLK BS RESET D-A OUTPUT *Input data is carried out BS signal "L" besides CLK signal positive edge. CLK,BS,is keep generally "H" level. MITSUBISHI ELECTRIC ( 3/8) MITSUBISHI M62362P/FP 1280 RESOLUTION 3CH MULTIPLYING D-A CONVERTER ABSOLUTE MAXIMUM RATINGS Symbol VDD VIND VIN Vo VDAref Topr Tstg Parameter Supply voltage Digital input voltage(DI,CLK,BS) Input voltage Output voltage D-A reference voltage Operating temperature Storage temperature Conditions Ratings -0.3~+7.0 -0.3~+7.0 -0.3~VDD+0.3 -0.3~VDD+0.3 -0.3~VDD+0.3 -20~+85 -40~+125 Unit V V V V V C C ELECTRICAL CHARACTERISTICS Digital part(VDD,VIN=+5V10%, VDDVIN,GND=VDAref=0V,Ta=-20 ~ +85C,unless otherwise noted) Symbol VDD IILK IIL IIH VOL VOH Parameter Supply voltage Input leak current Input low voltage Input high voltage Output low voltage Output high voltage 0.8VDD IOL=2.5mA IOH=-400A VDD-0.4 0.4 VIN=0~VDD Test conditions Min. 4.5 -10 Limits Typ. 5.0 Max. 5.5 10 0.2VDD Unit V A V V V V Analog part(VDD,VIN=+5V10%, VDDVIN,GND=VDAref=0V,Ta=-20 ~ +85C,unless otherwise noted) Symbol VIN VO IIN Parameter Input voltage Output voltage Input current VIN=0~VDD VIN=5V,VDAref=0V, Proportional to (VIN-VDAref) VIN1=VIN2=VIN3=5V, VDAref=0V, Proportional to (VIN-VDAref) Test conditions Min. 0 0 0.75 Limits Typ. Max. VDD VDD 1.5 Unit V V mA IDAref D-A reference source current D-A output sink or source current Output impedance Resolution A C C U R A C Y -4.5 -1.0 -2.25 mA IO RO RES DNL NL NL 1.0 1.8 1280 3.6 1 0.6 0.4 A/LSB k STEP LSB %FS %FS Constant for all D-A output mode -1 -0.6 -0.4 Differential nonlinearity Nonlinearity Nonlinearity for channels *Polarity of current, (+) is sink into IC and (-) is source from IC. MITSUBISHI ELECTRIC ( 4 /8) MITSUBISHI M62362P/FP 1280 RESOLUTION 3CH MULTIPLYING D-A CONVERTER AC CHARACTERISTICS(VDD,VIN=+5V10%, VDDVIN,GND=VDAref=0V,Ta=-20 ~ +85C) Symbol tCKL tCKH tCR tCF tDCH tCHD tCHL tLDC tLDH tDo tLDD Parameter Clock "L"pulse width Clock "H"pulse width Clock rise time Clock fall time Data set up time Data hold time LD set up time LD hold time LD "H" pulse width Data output delay time Data output setting time Input*Output response time CL100pF No Load f=10kHz Test conditions Min 200 200 Limits Typ Max Unit ns ns ns ns ns ns ns ns ns 350 20 5 ns s 200 200 60 100 200 100 100 70 TIMING CHART tCR tCKH tCF CLK tCKL DI tDCH tCHD tLDH tCHL BS tLDC tLDD D-A OUTPUT tDo Do OUTPUT MITSUBISHI ELECTRIC ( 5/8) MITSUBISHI M62362P/FP 1280 RESOLUTION 3CH MULTIPLYING D-A CONVERTER TYPICAL CHARACTERISTICS M62362P DIFFERENTIAL NONLINEARITY .5 .4 .3 .2 .1 -0.0 -.1 -.2 -.3 -.4 -.5 STEP NUMBER M62362P NONLINEARITY .5 .4 .3 .2 .1 -0.0 -.1 -.2 -.3 -.4 -.5 STEP NUMBER MITSUBISHI ELECTRIC ( 6/8) MITSUBISHI M62362P/FP 1280 RESOLUTION 3CH MULTIPLYING D-A CONVERTER M62362P OUTPUT RISE CHARACTERISTICS(SETTING TIME) 5V OUTPUT 0V 5V 0V BS 0 1s 2 3 4 M62362P OUTPUT FALL CHARACTERISTICS(SETTING TIME) 5V OUTPUT 0V 5V 0V BS 0 1s 2 3 4 MITSUBISHI ELECTRIC ( 7/8) MITSUBISHI M62362P/FP 1280 RESOLUTION 3CH MULTIPLYING D-A CONVERTER NOTICE M62362 have 5 terminals these are input free voltage at use.(VDD, VIN1,VIN2,VIN3,VDAref)If Ripple and Spike is input to these terminals,accuracy of conversion is down .So,When use this device, please connect capacitor among to each terminals and GND for stable operation. APPLICATION EXAMPLE VDD 1F VDD CLK DI BS Do Vo1 M62362P/FP R VIN1 0.1 VIN 0.1 VIN3 0.1 GND VIN2 Vo2 Vo Vo3 VDAref VDAref 0.1 MITSUBISHI ELECTRIC ( 8/8) |
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