http : //www.wenshing.com.tw ; http://www.rf.net.tw tws - e s series data s heet p. 1 wenshing ?? t ws - e s rf module series wireless hi power transmitter module ( rf ask) version history version date changes v1.01 sep . 12 , 2 013 1 st . edition
http : //www.wenshing.com.tw ; http://www.rf.net.tw tws - e s series data s heet p. 2 model : tws - e s - 1 ? frequency range: 31 5 mhz ? modulate mode: ask ? circuit shape: saw ? date rate: 8kbps ? supply voltage: 1.5 ~12v ? electric current: 23ma(5v) ; 40ma(9v) ; 53ma(12v) ? out put power : 10dbm(5v) ; 14.5dbm(9v) ; 20 dbm(12v) ? working temperature: - 2 0~+ 85 ? solder temperature: 230 (10 seconds) . ? high sensitivity is designed . application ? wireless data transmission ? wireless game pad ? remote control ? wireless toys ? c ar k ey ? home automation ? amr - automatic meter reading ? remote keyless entry absolute maximum rat ing rating value unit power supply and all input/ output pins - 0.3 ~ +12.0 v non - operating case temperature - 2 0~+ 85 soldering temperature(10 seconds) 230
http : //www.wenshing.com.tw ; http://www.rf.net.tw tws - e s series data s heet p. 3 electrical characteristic characteristic sym min typ e max un i t operating frequency ( 25 0 khz) v cc 31 4.70 315 315 .30 mhz data rate ask 8 kbps transmitter performance(ook@2.4 k bps) peak input current,12vdc supply itp 53 ma peak output power ( 20 dbm) po 10 40 mw tu rn on/ tu rn off time t on/ t off 40 us power supply voltage range v cc 1. 5 12 v dc operating ambient temperature ta - 2 0 + 8 5 tx antenna out (3v) +2.4db m v cc ma pin assignment pin function 1 gnd 2 data in 3 v cc 4 ant
http : //www.wenshing.com.tw ; http://www.rf.net.tw tws - e s series data s heet p. 4 size demo c ircuit r5 100r c10 104p ant1 antenna r7 1m vdd 2v~6v s2 sw dip-8 1 2 3 4 5 6 7 8 16 15 14 13 12 11 10 9 s4 sw dip-4 1 2 3 4 8 7 6 5 s3 key vdd 2v~9v u3 tt8494 a0 1 a1 2 a2 3 a3 4 a4 5 a5 6 a6 7 a7 8 vss 9 d8 10 d9 11 d10 12 d11 13 te 14 osc2 15 osc1 16 dout 17 vdd 18 demo operating voltage 2v~6v u2 tws-ds ant 1 vcc 2 data 3 gnd 4
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