µ
PD75512
2
ORDERING INFORMATION
Part Number
Package
Quality Grade
µ
PD75512GF-xxx-3B9
80-pin plastic QFP
Standard
(14
×
20mm)
Remarks: xxx is ROM code number.
Please refer to “Quality Grade on NEC Semiconductor Devices” (Document number IEI-1209) published by NEC
Corporation to know the specification of quality grade on the devices and its recommended applications.
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PD75512 FUNCTIONS
Item
Function
Internal
ROM
12160
×
8 bits
Memory
Size
RAM
512
×
4 bits
Genearl-Purpose Register
(4 bits
×
8 or 8 bits
×
4)
×
4 banks
Instruction Cycle
• 0.95
µ
s/1.91
µ
s/15.3
µ
s (Main system clock: at 4.19 MHz)
• 122
µ
s (Subsystem clock: at 32.768 kHz)
Total
64 lines
CMOS Inputs
16 lines (also serve as INT, SIO, PPO, analog input; can be pulled up by software: 7
lines)
Input/
Output
CMOS
28 lines (capable of driving LED: 4 lines)
Ports
Input/Outputs
• Can be pulled up by software: 16 lines
• Can be pulled down by mask option: 4 lines
N-ch Open-Drain
20 lines (capable of driving LED: 8 lines; 10 V withstand voltage; pins that can be
Input/Outputs
pulled up by mask option: 20)
A/D Converter
8-bit resolution
×
8 channels (successive approxmation type)
• Operation voltage: V
DD
= 3.5 to 6.0 V
• Timer/event counter
• Basic interval timer
• Timer/pulse generator (capable of outputting 14-bit PWM)
• Watch timer
• NEC standard serial bus interface (SBI)/3-line SIO: 1 channel
• Normal clock synchronized serial interface (3-line SIO): 1 channel
Vector Interrupt
External: 3, Internal: 4
Test Input
External: 1, Internal: 1
• Bit data set/reset/test/boolean operation instruction
Instruction Set
• 4-bit data transfer/operation/increment/decrement /compare instructions
• 8-bit data transfer/operation/increment/decrement /compare instructions
• Ceramic/crystal oscillator for main system clock: 4.19 MHz
• Crystal oscillator for subsystem clock: 32.768 kHz
Operation Voltage
V
DD
= 2.7 V to 6.0 V
Package
80-pin plastic QFP (14
×
20mm)
System Clock Generator
Timer/Counter
4 channels
Serial Interface
2 channels