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UPD75064A Datasheet(PDF) 8 Page - NEC |
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UPD75064A Datasheet(HTML) 8 Page - NEC |
8 / 68 page 8 µPD75064, 75066, 75068, 75064(A), 75066(A), 75068(A) Pin name 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 I/O circuit typeNote 1 -A -B -C -C E-B E-B M M -D Y-A Input/ output Input I/O I/O I/O Input I/O I/O I/O I/O I/O Input When reset Input Input Input Input High level (when pull- up resistors are provided) or high impedance High level (when pull- up resistors are provided) or high impedance Input Input 8-bit I/O × × × × × × Function 4-bit input port (PORT0). For P01 to 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 soft- ware in units of 4 bits. 4-bit I/O port (PORT2). Pull-up resistors can be provided by soft- ware 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). A pull-up resistor can be provided for each bit (mask option). Breakdown volt- age is 10 V in open-drain mode. N-ch open-drain 4-bit I/O port (PORT5). A pull-up resistor can be provided for each bit (mask option). Breakdown volt- age is 10 V in open-drain mode. Programmable 4-bit I/O port (PORT6). I/O can be specified bit by bit. Pull-up resistors can be provided by software in units of 4 bits. 4-bit input port (PORT11). Notes 1. The circle ( ) indicates the Schmitt trigger input. 2. Can directly drive LEDs. B F F M B Y 3. PIN FUNCTIONS 3.1 Port Pins Shared with INT4 SCK SO/SB0 SI/SB1 INT0 INT1 INT2 TI0 PTO0 – PCL BUZ – – – – – – KR0/AN4 KR1/AN5 KR2/AN6 KR3/AN7 AN0 AN1 AN2 AN3 |
Similar Part No. - UPD75064A |
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Similar Description - UPD75064A |
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