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BU97500MUV-E2 Datasheet(PDF) 1 Page - Rohm |
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BU97500MUV-E2 Datasheet(HTML) 1 Page - Rohm |
1 / 24 page 1/23 www.rohm.com 2010.04 - Rev.A © 2010 ROHM Co., Ltd. All rights reserved. LCD Segment Driver series Multifunction Segment Drivers BU97930MUV,BU97931FV,BU9798KV,BU9798GUW,BU97500KV ● Description New released Multi-function type segment drivers support GPO function, LED driving function, static-driving mode, and Blink function that can blink each segment individually. ROHM Multi-function segment driver series contribute to reduction in cost of system and easy software development. ● Features (BU97930MUV, BU97931FV, BU9798KV/GUW) 1) LCD drive output Common output : 4, Segment output : 27 (BU97930MUV) Common output : 4, Segment output : 28 (BU97931FV) Common output : 4, Segment output : 49 (BU9798KV/GUW) 2) Integrated Display data RAM (DDRAM) RAM: 28*4 =112 bit (BU97930MUV, BU97931FV) RAM: 49*4 =196 bit (BU9798KV/GUW) 3) 3-wire Serial interface (SD, SCL, CSB) 4) Integrated Oscillator circuit 5) Integrated LCD Voltage generator circuit Support: 1/3 Bias, 1/3 or 1/4 Duty Support: 1/1 Bias, 1/1Duty (Static Driving) Integrated buffer amp Integrated regulator for LCD drive: 3.2, 3.3, 3.4, 4.4, 4.5, 4.6, 5.0V selectable (BU9798KV/GUW) 6) Support Split Supply for Logic (VDD) and LCD (VLCD) 7) Integrated LED driver circuit 8) Segment terminals operation, segment output mode/GPO output mode selectable 9) Segment terminals operation, segment output mode/LED output mode selectable (BU9798KV/GUW) 10) Support PWM source select, external clock or internal clock Resolution 8bit mode/12bit mode selectable (BU9798KV/GUW) Resolution 8bit mode (BU97930MUV, BU97931FV) 11) Low power consumption design 12) Support standby mode 13) Integrated Power-On-Reset circuit (POR). 14) No external component 15) Support Independent blink function Blink frequency 1.6, 2.0, 2.6, 4.0Hz selectable 16) Operating power supply : 1.8 ~ 3.6V 17) LCD drive power supply : 2.7 ~ 5.5V (BU97930MUV, BU97931FV) : 3.3 ~ 5.5V (BU9798KV/GUW) No.10044EAT04 |
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