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HD4074849H Datasheet(PDF) 5 Page - Hitachi Semiconductor |
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HD4074849H Datasheet(HTML) 5 Page - Hitachi Semiconductor |
5 / 125 page HD404849 Series 5 Pin Number Item Symbol FP-80A, TFP-80C FP-80B I/O Function LCD V 1, V2, V3 70–72 72–74 Power pins for LCD driver. The LCD power supply division resistors can be connected and disconnected as controlled by software. Voltage conditions are: V CC ≥ V 1 ≥ V 2 ≥ V 3 ≥ GND COM1– COM4 66–69 68–71 O Common signal pins for LCD SEG13– SEG44 34–65 36–67 O Segment signal pins for LCD A/D converter AV CC 74 76 Power pin for A/D converter: Connect it to the same potential as V CC, as physically close to the V CC pin as possible AV SS 3 5 Ground for AV CC: Connect it to the same potential as GND, as physically close to the GND pin as possible AN 0–AN 7 75–80, 1, 2 77–80, 1–4 I Analog input pins for A/D converter |
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