UPD750402A Datasheet - ETC

UPD750402A C-MOS 4-BIT SINGLE CHIP MICRO COMPUTERS

UPD75402A (1/2) ILD C-MOS 4-BIT SINGLE CHIP MICRO COMPUTERS TOP VIEW 3 P00 P01/SCK P02/SO/SBO P03/SI P20 P21 P22/PCL P23 20 21 22 23 1 1 VDD 28 27 X1 IN 26 X2 IN 25 P12/INT2 IN 24 P10/INT0 IN 4 5 RESET IN 2 6 P00 IN 3 P01/SCK I/O 4 P02/SO/SBO I/O 5 P03/SI IN 6 P50 I/O 7 P51 I/O 8 P52 I/O 9 P53 I/O 10 P30 I/O 11 P31 I/O 12 P32 I/O 13 14 GND 24 25 P10/INT0 P12/INT2 P30 P31 P32 P33 11 12 13 15 P50 7 8 9 23 P23 I/O 22 P22/PCL I/O 21 P21 I/O 20 P20 I/O 2 RESET .

UPD750402A_ETC.pdf