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PCF8576DT/2 数据表(PDF) 3 Page - NXP Semiconductors |
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PCF8576DT/2 数据表(HTML) 3 Page - NXP Semiconductors |
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3 / 52 page ![]() PCF8576D_7 © NXP B.V. 2008. All rights reserved. Product data sheet Rev. 7 — 18 December 2008 3 of 52 NXP Semiconductors PCF8576D Universal LCD driver for low multiplex rates 5. Block diagram Fig 1. Block diagram of PCF8576D 40 001aai900 LCD BIAS GENERATOR LCD VOLTAGE SELECTOR PCF8576D BACKPLANE OUTPUTS DISPLAY CONTROLLER COMMAND DECODER WRITE DATA CONTROL DISPLAY RAM 40 × 4-BIT OUTPUT BANK SELECT AND BLINK CONTROL DISPLAY REGISTER DISPLAY SEGMENT OUTPUTS DATA POINTER AND AUTO INCREMENT SUBADDRESS COUNTER CLOCK SELECT AND TIMING OSCILLATOR INPUT FILTERS BLINKER TIMEBASE POWER-ON RESET I2C-BUS CONTROLLER BP0 BP2 BP1 BP3 A2 A1 A0 SA0 SDA SCL VDD OSC SYNC CLK VSS VLCD S0 to S39 |
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