NSVS784 dec-01 application gsm tx electrical specification: (table 1) the device characteristics are measured in the circuit shown in fig.1. maximum rating: (table 2) table2.maximum ratings mechanical specifications: (fig.2) package is designed as small as 3.0x3.0x1.15[mm 3 ] for smd (surface mount device) type. notice: this part is electrostatic discharge sensitive and may be damaged by improper handling. table 1. electrical specifications item spec. typical input and output impedance - 50 ? nominal center frequency (f0) - 902.5mhz insertion loss 890~915mhz 3.8db max. 3.1db response variation 890~915mhz 1.5db max. 0.8db group delay variation 890~915mhz 2.5 max. 2.0 dc~870mhz 30db min. 45db 870~880mhz 6db min. 20db 925~935mhz 8db min. 13db 935~980mhz 25db min. 33db 980~1200mhz 45db min. 60db 1200~2000mhz 10db min. 25db out of band rejection (relative to through level) 2000~3000mhz 8db min. 17db (operating temperature range: -30~+85oc) item rating maximum input power +20dbm maximum dc voltage 7.5v operating temperature range -30~+85oc storage temperature -40~+95oc jrc saw filter NSVS784 communications equipment division communications equipment marketing department 17-22 akasaka 2-chome minato-ku, tokyo. 107-0052 japan tel. +81 3-3584-8811 fax. +81 3-3584-8876 http://www.jrc.co.jp/product/comm/dev eice/saw/saw_top.html (japanese) http://www.jrc.co.jp/product/comm/dev ice/saw/saw_top_e.html (english)
NSVS784 july 01 marking (1) manufacture?s mark (2) lot number (a) year (b) month *oct.--- x nov.--- y dec.--- z (3) part number mark pin no. connection 1 gnd 2 in/out 3 gnd 4 gnd 5 out/in 6 gnd (0.6) (0.25) (0.6) (0.53) (0.75) (0.45) 1 2 3 4 6 1.150.15 3.00.15 3.00.15 (1) (3) (a) (b) (2) (1.80) 5 [2x] [4x] [4x] fig.1 measuring circuit fig.2 package dimensions (in mm) fig.3 desirable land area (in mm) jok 17 1 2 34 5 6 saw in 50 ? out 50 ? 0.93 0.6 0.93 3.8 3.8 2.2 1.15 1.15
NSVS784 july 01 notice 1. use this component within operating temperature range. it might not be satisfied with electrical specification without operating temperature range. when it is used less than -30oc or more than +85oc, it might be a cause of degradation or destruction of the component. even if it endures during a short time, it causes degradation of qualification. 2. when soldering iron is used, solder with the temperature at the tip of soldering iron: 350oc max., the time of soldering: 10 seconds max., the power of soldering iron: 30w max.. 3. notice that the allowed time of soldering with soldering iron is accumulated time, when soldering is repeated. 4. as rapid temperature change for cleaning after reflow soldering might be a cause of destruction clean this component after confirming that temperature of this component goes down to room temperature. 5. confirm that there are not any influence for qualification to this component in mounting on pcb when this component is cleaned. 6. as it might be a cause of degradation of destruction to apply static electricity to this component, do not apply static electricity or excessive voltage while assembling and measuring. and do not transport this component with bare hand. 7. as it might be a cause of degradation or destruction to apply d.c. voltage between each terminal, apply d.c. voltage 7.5v max. in actual circuit. note 1. this specification specifies the quality of this component as a single unit. make sure that this component is evaluated and confirmed against this specification when it is mounted to your products.
gsm rx 947.5mhz saw filter NSVS784 frequency characteristics s22 s22 1 2 3 4 5 6 7 8 9 10 11 847.5 947.5 1047.5 frequency [mhz] vswr s21 0 10 20 30 40 50 60 70 80 90 100 0 1500 3000 frequency [mhz] insertion loss [db] s11 s11 1 2 3 4 5 6 7 8 9 10 11 847.5 947.5 1047.5 frequency [mhz] vswr s21 0 10 20 30 40 50 60 70 80 90 100 847.5 947.5 1047.5 frequency [mhz] insertion loss [db] 0 1 2 3 4 5 6 7 8 9 10
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