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PCF8576CU/2 数据表(PDF) 3 Page - NXP Semiconductors |
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PCF8576CU/2 数据表(HTML) 3 Page - NXP Semiconductors |
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3 / 56 page ![]() PCF8576C_9 © NXP B.V. 2009. All rights reserved. Product data sheet Rev. 09 — 9 July 2009 3 of 56 NXP Semiconductors PCF8576C Universal LCD driver for low multiplex rates 5. Block diagram Fig 1. Block diagram of PCF8576C 013aaa094 LCD VOLTAGE SELECTOR VLCD VDD TIMING BLINKER OSCILLATOR INPUT FILTERS I2C-BUS CONTROLLER POWER- ON RESET CLK SYNC OSC VSS SCL SDA SA0 DISPLAY CONTROLLER COMMAND DECODER BACKPLANE OUTPUTS BP0 BP2 BP1 BP3 INPUT BANK SELECTOR DISPLAY RAM 40 × 4 BITS OUTPUT BANK SELECTOR DATA POINTER SUB- ADDRESS COUNTER DISPLAY SEGMENT OUTPUTS DISPLAY LATCH SHIFT REGISTER S0 to S39 A0 A1 A2 PCF8576C LCD BIAS GENERATOR 40 |
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