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ET6202 Datasheet Control Led Driver

Manufacturer: Etek Microelectronics

Overview: www.DataSheet.co.kr Etek Microelectronics ET6202 Control LED drive circuit Overview ET6202 is 1 / 7 to 1 / 8 duty cycle control of the LED display driver circuit. By paragraph 11 output, the output gate 6, paragraph 1 / output gate, A display memory, control circuit, key scan circuit composed of a single-chip high-reliability of the external LED driver circuit. Serial data 4-wire serial interface into the ET6202, the use of SOP28 package.

General Description

Number ET6202 1 2 3 4 5，6 22，25， 28 8～17 18 7，21 19，20， 23 24，26， 27 Pin Name OSC DI/O CLK STB K1～K2 GND SG1/KS1～ SG10/KS10 SG12/GR7 VDD GR6～GR1 I/O I I/O I I I ─ O O ─ O Description of the function Oscillation input port to connect a resistor to determine the oscillation frequency Data input and output ports (N-channel open drain), the clock in the serial data output falling, In the clock rising edge of the serial data input.

Clock input port, when read in the rising edge of the serial data, and in falling output when the number According to Serial interface filtering, falling in the STB input data as an order.

(External pull-down power Resistance) Key input data port, the port on the importation of these data show that there is locked at the end of the cycle End Grounding pin Paragraph output port (P-channel open drain), can also be used as keys input scanning Paragraph / output port gate Power Supp

Key Features

  • z z z z z z z CMOS technology Low-power A variety of display modes: choice of settings, and the number of spaces (4 to 7, 10 to 13) Scan button: 10 × 2 matrix 8 levels of brightness adjustment circuit 4-wire serial interface Package for SOP28 Pin assignment OSC DI/O CLK STB K1 K2 VDD SG1/KS1 SG2/KS2 SG3/KS3 SG4/KS4 SG5/KS5 SG6/KS6 SG7/KS7 1 2 3 4 5 6 7 8 9 10 11 12 13 14 ET6202 28 27 26 25 24 23 22 21 20 19 18 17 16 15 GND GR1 GR2 GND GR3 GR4 GND VDD SG14/GR5 SG13/GR6 SG12/GR7 SG10/KS10 SG.

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