SAMHOP Microelectronics Corp.
3
12
RF DECODER
SM5172
PIN DESCRIPTION
No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
Pin Name
A0
A1
A2
A3
A4
A5
A6/D5
A7/D4
Vss
A8/D3
A9/D2
A10/D1
A11/D0
DIN
OSC2
OSC1
VT
VDD
I/O
I
I
I
I
I
I
I/O
Address input or data output.
I/O
POWER
I/O
I/O
Address input or data output.
I/O
I/O
I
O
I
O
POWER
Receive from RF module.
Resistor connected between these two pins determine
the system clock.
Valid transmission indication.
Positive power supply.
Negative power supply.
Address input, each pin can be set to "0", "1" , or
floating.
Function
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