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UPD75P068GB-3B4 Datasheet(PDF) 5 Page - NEC |
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UPD75P068GB-3B4 Datasheet(HTML) 5 Page - NEC |
5 / 40 page 5 µPD75P068 Function 4-bit input port (PORT0). For P01-P03, pull-up resistors can be provided by software in units of 3 bits. With noise elimination function 4-bit input port (PORT1). Pull-up resistors can be provided by software in units of 4 bits. 4-bit I/O port (PORT2). Pull-up resistors can be provided by software in units of 4 bits. Programmable 4-bit I/O port (PORT3). I/O can be specified bit by bit. Pull-up resistors can be provided by software in units of 4 bits. N-ch open-drain 4-bit I/O port (PORT4). Withstand voltage of 10 V Data input-output (low-order 4 bits) when writing to and verifying program memory (PROM) N-ch open-drain 4-bit I/O port (PORT5). Withstand voltage of 10 V Data input-output (high-order 4 bits) when writing to and verifying program memory (PROM) Programmable 4-bit I/O port (PORT6). Pull-up resistors can be provided by software in units of 4 bits. 4-bit input port (PORT11) 1. PIN FUNCTIONS 1.1 PORT PINS When reset Input Input Input Input High Impedance High Impedance Input Input 8 bit I/O × × × × q q × × Shared pin INT4 SCK SO/SB0 SI/SB1 INT0 INT1 INT2 TI0 PTO0 — PCL BUZ MD0 MD1 MD2 MD3 — — KR0/AN4 KR1/AN5 KR2/AN6 KR3/AN7 AN0 AN1 AN2 AN3 Pin P00 P01 P02 P03 P10 P11 P12 P13 P20 P21 P22 P23 P30Note 2 P31Note 2 P32Note 2 P33Note 2 P40-P43Note 2 P50-P53Note 2 P60 P61 P62 P63 P110 P111 P112 P113 Input/ output Input I/O I/O I/O Input I/O I/O I/O I/O I/O Input B F-A F-B M-C B-C E-B E-B M-A M-A Y-D Y-A I/O circuit typeNote 1 Notes 1. The circle (q q) indicates the Schmitt trigger input. 2. Can directly drive the LED. |
Similar Part No. - UPD75P068GB-3B4 |
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Similar Description - UPD75P068GB-3B4 |
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