1 2 3 4 a b c d 4 3 2 1 d c b a title number revision size orcad a date: 23-feb-2006 sheet of file: c:\cad\schematics.ddb drawn by: 1 gnd vcc ladj data front back 1 data pdn vcc gnd front back rear ground plane + 10uf + 10uf 10 - ohm 330 - ohm 10 - ohm 2.1 to 3.6 vdc in vcc to tx module vcc transmitter power supply noise filter circuit note: noise filter circuits not necessary when using batteries 2.7 - 5.2 vcc in vcc vcc to rx module remove 330 - ohm resistor for 3 vdc operation receiver power supply noise filter circuit with ( < 20 mv pp ], and free of high-frequency noise. when in doubt, use both noise filter circuits for optimum operation & operating distance txlc-434 / rxlc-434 lr version 1 b. reynolds a 1.0 1 solder antenna to pad solder antenna to pad antenna length: 433mhz 1/4 wave = 6.5" | 315mhz 8.9" | 418mhz 6.7" reynolds electronics 3101 eastridge lane canon city, co. 81212 (719) 269-3469 http://www.rentron.com visit http://www.rentron.com for components & remote control projects pdn = 0 low-power [sleep mode] pdn = 1 [or float], normal power mode pdn is low power or power-down select pin txm-xxx-lr-s rxm-xxx-lr-s for txlc-xxx-lr / rxlc xxx-lr rssi data vcc rssi pdn gnd vcc ant ladj pdn gnd data txlc-lr pdn .com .com .com 4 .com u datasheet
|
