SM5032C/D
DECODER
SAMHOP Microelectronics Corp.
BLOCK DIAGRAM
VDD
Vss
Serial To Parallel
Data Decode
Schmitt-Trigger
DI
6 Bits
C1
C2
Decoder
8 Bits
Timing Generator
OSC
OPTION
Output Driver
CP1 CP2 CP3 CP4 CP5 CP6
CP7 CP8
TP1 TP2
PIN DESCRIPTION
Pin Name
I/O
Function
Vss
DI
POWER
I
Negative power supply
Signal Input
CP1 ~ CP6
CP7,CP8(TP2/TP1)
C1,C2
Multi-key control outputs
O
Single-dey control outputs
(Toggle function option)
I
Custom code
38KHz OSC pin
OSC
I
V
DD
POWER
Positive power supply
Page 2
V.1.0 May 28,2002