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HD49330AF 数据表(PDF) 3 Page - Renesas Technology Corp |
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HD49330AF 数据表(HTML) 3 Page - Renesas Technology Corp |
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3 / 20 page ![]() HD49330AF/AHF Rev.1.0, Apr.05.2004, page 3 of 19 Pin Description (cont.) Pin No. Symbol Description I/O Analog(A) or Digital(D) 32 BIAS Internal bias pin Connect a 33 k Ω resistor between BIAS and AV SS. — A 33 AVDD Analog power supply (3 V) — A 34 Y IN Y input pin — A 35 AVSS Analog ground (0 V) — A 36 ADCIN ADC input pin — A 37 VRM Reference voltage pin 1 Connect a 0.1 µF ceramic capacitor between VRM and AV SS. — A 38 VRT Reference voltage pin 3 Connect a 0.1 µF ceramic capacitor between VRT and AV SS. — A 39 VRB Reference voltage pin 2 Connect a 0.1 µF ceramic capacitor between VRB and AV SS. — A 40 DVDD Digital power supply (3 V) — D 41 DVSS Digital ground (0 V) — D 42 OEB * 1 Digital output enable pin — D 43 DVDD Digital power supply (3 V) — D 44 DVDD Digital power supply (3 V) — D 45 DVSS Digital ground (0 V) — D 46 CS Serial interface control input pin I D 47 SDATA Serial data input pin I D 48 SCK Serial clock input pin I D Note: 1. With pull-down resistor. |
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