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FT313HQ-R 数据表(PDF) 11 Page - List of Unclassifed Manufacturers |
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FT313HQ-R 数据表(HTML) 11 Page - List of Unclassifed Manufacturers |
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11 / 67 page ![]() Copyright © 2013 Future Technology Devices International Limited 11 Document No.: FT_000589 FT313H USB2.0 HS Host Controller Datasheet Version 1.2 Clearance No.: FTDI# 318 Pin No. Name Type Description 1.8V, 2.5V or 3.3V 16 AD12 I/O Bit 12 of the address and data bus Bidirectional pad; push-pull, three-state output. 3.3V tolerant 17 AD13 I/O Bit 13 of the address and data bus Bidirectional pad; push-pull, three-state output. 3.3V tolerant 18 AD14 I/O Bit 14 of the address and data bus Bidirectional pad; push-pull, three-state output. 3.3V tolerant 19 AD15 I/O Bit 15 of the address and data bus Bidirectional pad; push-pull, three-state output. 3.3V tolerant 20 VCC(1V2) P Core power 1.2V input; for normal operation, this pin must be connected to pin 46. Connect a 0.1uF decoupling capacitor 21 CS_N/CE_N I Chip select; Input ; 3.3V tolerant 22 RD_N /RE_N/OE_N I Read enable, or read latch; when not in use, connect to VCC(I/O) Input; 3.3V tolerant 23 WR_N /WE_N I Write enable; when not in use, connect to VCC(I/O) Input; 3.3V tolerant 24 INT O Interrupt output Push-pull output; 3.3V tolerant 25 VCC(I/O) P I/O supply voltage; connect a 0.1uF decoupling capacitor 1.8V, 2.5V or 3.3V 26 A0 I Bit 0 of the address bus; when not in use, connect to GND Input; 3.3V tolerant 27 A1 I Bit 1 of the address bus; when not in use, connect to GND Input; 3.3V tolerant 28 A2 I Bit 2 of the address bus; when not in use, connect to GND Input; 3.3V tolerant 29 A3 I Bit 3 of the address bus; when not in use, connect to GND Input; 3.3V tolerant |
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