Microcomputer
4-Bit Single Chip Microcomputer
General Purpose Series
s
µ
PD7502X series
Type number
ROM (bytes)
RAM (∞ 4 bits)
EEPROM (∞ 4 bits)
General registers
Instruction cycle
CMOS
inputs
Input/
output
ports
µ
PD75028/036
8064/16256
512/1024
None
µ
PD75P036
16256 (PROM)
1024
µ
PD75048
8064
512
1024
µ
PD75P048
8064 (PROM)
4-bit
8 or 8-bit
4
Selectable from 0.95
µ
s/1.91
µ
s/15.3
µ
s (at main clock 4.19 MHz) and 122
µ
s (at subclock 32 kHz)
12 (also serve as INT, SIO, A/D inputs)
27 can be pulled up by software
4 can be pulled down by software
CMOS
48 24 (4 can drive LED)
inputs/outputs
N-ch
inputs/outputs
12 (can drive LED, withstand voltage 10 V, can be pulled up by mask option except PROM version)
8-bit resolution
8 channels
4 channels •
Timer/event counter
Basic interval timer
Watch timer
Multi-function timer (can be used for integration A/D converter)
A/D converter
Timer/Counters
Serial interface
NEC standard serial bus interface/3-line serial interface
• Vector interrupts: 7 (external: 3, internal: 4)
• Test inputs: 2 (external: 1, internal: 1)
• Vector interrupts: 9
(external: 3, internal: 6)
• Test inputs: 2
(external: 1, internal: 1)
Interrupts
Instruction set
Supply voltage
Package
• Bit data set/reset/test/boolean operation instructions
• 4-bit data transfer/operation/increment/decrement/compare instructions
• 8-bit data transfer instructions
2.7 to 6.0 V
• 64-pin plastic SDIP
• 64-pin ceramic WQFN (
µ
PD75P036 only)
• 64-pin plastic QFP
11
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