三合微科股�½有限公司
S
AM
H
OP
Microelectronics Corp.
SM-T2/SM-R2
REMOTE CONTROLLER
WITH FIVE FUNCTION
GENERAL DESCRIPTION
The SM-T2 / SM-R2 is a pair of CMOS
chip, it was designed for remote controlled
car applications.
The SM-T2 / SM-R2 has five control keys
for controlling the motions ( i.e. forward,
backward rightward, leftward and the turbo
function ) of the remote controller car.
FEATURES
* Power supply : 2.4V - 5.0V
* Low stand-by current
* Five functions control
* Auto-power-off function for SM-T2
* Few external components are needed
APPLICATION
* Remote control car etc.
PIN ASSIGNMENTS (TOP VIEW)
RIGHTB
NC
GND
BACKWARDB
FORWARDB
TURBOB
SC
1
2
3
4
5
6
7
14
13
12
11
10
9
8
LEFTB
NC
OSCI
OSCO
PC
VDD
SO
VO2
GND
SI
OSCI
OSCO
RIGHT
LEFT
RDB
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
VI2
VO1
VI1
VDD
TURBO
FORWARD
BACKWARD
LDB
SM-T2
SM-R2
Page 1
V2.0 Mar 8,2002
SAMHOP [ SAMHOP MICROELECTRONICS CORP. ]
