User guide

RAM01
Version: 1.0 Date: 10/11/2008
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2
Over view and Pin out
RAM01-D
Pin number Name Type Function
1 VDD P Power supply
2 DATA DO Demodulated data output
3, 5 GND P Ground
4 ENABLE DI Receiving control(active high)
6 ANT AI 50 ohm antenna input
RAM01-S1 RAM01-S2
Pin number Name Type Function
1 OP0 DI
2 OP1 DI
Operation frequency band selection pins
3 DATA DO
Demodulated data output
4 DFILC AO Data filter capacitor connection
5 CLK DO Divide clock output
6 DUTY DI Duty-cycle mode receiving enable.
7, 10, 11 GND P
Ground
8 ANT AI
50 ohm antenna input
9 VDD P
Power supply
12 FR0 DI
13 FR1 DI
14 FR2 DI
Operation frequency selection pins