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Silan
Semiconductors
TX-5B/RX-5B
REMOTE CONTROLLER WITH SEVEN
FUNCTIONS
DESCRIPTION
The TX-5B/RX-5B are a pair of CMOS LSIs designed for remote
controlled car applications. They have nine control keys controlling
the motions (i.e. forward, backward, rightward, leftward, trigger 1--
trigger 4 functions and the turbo function) of the remote controlled
car.
The TX-5B is housed in DIP-16 package, and the RX-5B is
housed in DIP-22 package.
FEATURES
DIP-16
DIP-22
* Wide operating voltage range
TX-5B: (VDD=2.2~12.0V)
RX-5B: (VDD=3.0~12.0V)
* Very Low stand-by current for TX-5B
* Auto-power-off function for TX-5B
* Few external components are needed
* Built-in 3.6V zener for RX-5B
* 9 functions remote controller controlling: forward,backward, right,
left, turbo, trigger 1-- trigger 4 functions
ORDERING INFORMATION
Part No.
Package
TX-5B/RX-5B
DIP-16-300-2.54
DIP-22-400-2.54
PIN CONFIGURATION
RIGHT 1
16 LEFT
TEST 2
15 F1
GND 3
14 OSCI
BACKWARD 4
13 OSCO
FORWARD 5 TX-5B 12 PC
TURBO 6
11 VDD
SC 7
10 SO
F34 8
9 F2
VO2 1
GND 2
SI 3
OSCI 4
OSCO 5
F1 6
RIGHT 7
F2 8
LEFT 9
VT 10
RDB 11
22 VI2
21 VO1
20 VI1
19 VDD
RX-5B
18 TURBO
17 F3
16 FORWAR
15 F4
14 BACKWAR
13 LRTD
12 LDB
HANGZHOU SILAN MICROELECTRONICS JOINT-STOCK CO.,LTD
Rev: 2.0 2002.03.26
1
Silan
Semiconductors
BLOCK DIAGRAM
OSCI 14
OSCO 13
RIGHT 1
LEFT 16
TURBO 6
FORWARD 5
BACKWARD 4
Oscillator
Latch
Circuit
TX-5B/RX-5B
TEST
2
Timing
Generator
Encoding
Circuit
11 VDD
Logic
12 PC
10 SO
7 SC
15 9 8
F1 F2 F34
TX-5B Block Diagram
3
GND
OSCI 4
OSCO 5
SI 3
VO1 21
VI1 20
LDB 12
LRTD 13
RDB 11
VT 10
VI2 22
VO2 1
Oscillator
AMP
Timing
Generator
Decoding
Circuit
Counter
PLA
Control
Logic
Latch
Circuit
2
GND
RX-5B Block Diagram
19 VDD
7 RIGHT
9 LEFT
18 TURBO
14 BACKWARD
16 FORWARD
6 F1
8 F2
17 F3
15 F4
HANGZHOU SILAN MICROELECTRONICS JOINT-STOCK CO.,LTD
Rev: 2.0 2002.03.26
2
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