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HES3018

HES30 SERIES

HES3018
HES30 SERIES
HES-3018 REMOTE CAR CONTROLLER TX
1. General Description
The HES-3018 is a CMOS LSI designed for remote controlled car TX applications. It has 5 function control keys for controlling the motions (i.e. forward, backward, rightward, leftward, and turbo function) of the remote controlled car.
2. Features
u u u u u Wide operating voltage: 2.5V~5.5V. Few external components are needed. Low stand-by current. Forward acceleration. RC oscillator.
3. Function Block Diagram
OSCI Oscillator OSCO
Timing Generator
RIGHTWARD LEFTWARD FORWARD BACKWARD TURBO
Latch Circuit
Encoding Circuit
Signal Output
Last Update: 13 March 99
Version 1.0
HES3018
HES30 SERIES
4. Pin Configuration
RIGHTWARD NC GND BACKWARD FORWARD TURBO SC LEFTWARD TEST OSCI
HES-3018
OSCO FC VDD SO
5. Pin Descriptions
RIGHTWARD NC GND BACKWARD FORWARD TURBO SC SO VDD FC OSCO OSCI TEST LEFTWARD
Function
Rightward function control, active low, 40K internal pull-high resistor No internal connection Negative power supply Backward function control, active low, 40K internal pull-high resistor Forward function control, active low, 40K internal pull-high resistor Forward acceleration control, active low. 40K internal pull-high resistor Output pin of the encoding signal with carrier frequency Serial data output (encoding signal) Positive power supply Function control indication Oscillator output Oscillator input For testing, 40K internal pull-low resistor Leftward function control, active low, 40K internal pull-high resistor
Last Update: 13 March 99
Version 1.0
HES3018
HES30 SERIES
6. Absolute Maximum Ratings
(All voltage referenced to GND)
Supply Voltage Input / Output Voltage Operating Temperature Storage Temperature
Symbol
Rating
0~ 6.5 GND-0.3~VDD+0.3 0 ~ 70 -20 ~ 125
7. Electrical Characteristics
Parameters
Operating Voltage Operating Current Stand-by Current System Frequency SO Output Drive Current
Symbol
VDD IDD ISB FOS ID
Condition
No Load
128 Output pull to GND 1.5
Last Update: 13 March 99
Version 1.0
HES3018
HES30 SERIES
8. Application Circuit
RIGHTWARD LEFTWARD
390 220K 2.2µH
9V 283 2.2µH 6R8K
270K 151 27M 4.3V
BACKWARD OSCO
FORWARD
47µF 100 33K
TURBO
Note: L1: adjustable inductance.
NOTICE:
1.The information contained herein could be changed without notice owing to product and / or technical improvements. Please make sure before using the product that the information you are referring to is up-to-date. 2. No responsibility is assumed by us for any consequence resulting from any wrong or improper operation, etc.of the product.
Last Update: 13 March 99
Version 1.0