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Moteur de recherche de fiches techniques de composants électroniques |
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Moteur de recherche de fiches techniques de composants électroniques |
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BU9795AFV Fiches technique(PDF) 2 Page - Rohm |
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BU9795AFV Fiches technique(HTML) 2 Page - Rohm |
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2 / 40 page  2/37 BU9795Axxx Series MAX 140 segments (SEG35×COM4) Datasheet TSZ02201-0A0A2D300020-1-2 12.July.2012 Rev.002 www.rohm.com © 2012 ROHM Co., Ltd. All rights reserved. TSZ22111･15･001 ●Block Diagrams / Pin Configurations / Pin Descriptions BU9795AKV Figure 2. Block Diagram Figure 3. Pin Configuration (TOP VIEW) Table 1 Pin Description Pin name Pin No. I/O Function INHb 48 I Input terminal for turn off display H : turn on display L : turn off display TEST 47 I Test input (ROHM use only) Must be connect to VSS OSCIN 43 I External clock input External clock and Internal clock can be selected by command. Must be connect to VSS when use internal oscillation circuit. SD 46 I serial data input SCL 45 I serial data transfer clock CSB 44 I Chip select : ”L” active VSS 42 GND VDD 41 Power supply VLCD 40 Power supply for LCD driving SEG0 to 34 1 to 35 O SEGMENT output for LCD driving COM0 to 3 36 to 39 O COMMON output for LCD driving LCD BIAS SELECTOR Common driver Segment driver OSCILLATOR Power On Reset SD SCL VLCD OSCIN VSS COM0…… COM3 SEG0 … SEG34 IF FILTER Serial inter face Command register Common counter DDRAM LCD voltage generator Command Data Decoder Blink timing generator ＋ － ＋ － VDD CSB TEST INHb COM1 SEG23 COM2 SEG22 COM3 SEG21 VLCD SEG20 VDD SEG19 VSS SEG18 OSCIN SEG17 CSB SEG16 SCL SEG15 SD SEG14 TEST SEG13 INHb SEG12 37 48 24 13 |
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Description similaire - BU9795AFV |
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