三合微科股�½有限公司
S
AM
H
OP
Microelectronics Corp.
SM5272B
3
12
RF DECODER
PIN FUNCTION
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
OSC1
OSC2
VT
V
DD
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
I
O
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
Page 4
OCT. 26, 2001