UPD75518 NEC, UPD75518 Datasheet - Page 176

• Manufacturer Part Number: UPD75518
• Description: 4 BIT SINGLE-CHIP MICROCOMPUTER
• Manufacturer: NEC

176
APPENDIX A SERIES PRODUCT FUNCTIONS
ROM (bytes)
RAM (
General register
Machine
cycle
I/O port
A/D converter
Timer/counter
Serial interface
Interrupt
Instruction set
Operating supply
voltage
Package
Item
Notes 1. No mask option is provided for the PD75P516 and PD75P518.
Note 1
4 bits)
Operating
voltage
Main-
system
clock
Subsystem
clock
2. Only in the PD75P516 and PD75P518
Total
CMOS
input
CMOS I/O
N-ch
open-
drain I/O
Product
0.67 s/1.33 s/2.67 s/10.7 s (at 6.0 MHz)
0.95 s/1.91 s/3.82 s/15.3 s (at 4.19 MHz)
16 (Shared with INT and SIO. Seven lines can be pulled up by software)
28 (LED direct driving and shared with SIO and PPO)
• 16 lines can be pulled up by software.
• Four lines can be pulled down by the mask option.
20 (Eight lines for driving LEDs. Withstand
voltage is 10 V. 20 lines can be pulled up
by the mask option.)
• 8-bit resolution
4 channels
2 channels
• Vectored interrupt: Seven sources (External: 3, Internal: 4)
• Test input:
• Clock test flag is provided.
• Parallel-edge-sensitive flag for key scan input is provided.
The following instructions are added to 75X High-End.
• MOVT XA, @BCDE
• MOVT XA, @BCXA
• BRA !addr1
• BR !BCDE
• BR !BCXA
• CALLA !addr1
• 80-pin plastic QFP
• 80-pin ceramic LCC with a window
PD75517(A)
PD75517
24448
V
• Timer/event counter
• Basic interval timer
• Timer/pulse generator (14-bit PWM output possible)
• Clock timer
• NEC standard serial bus interface (SBI)/three-wire SIO : One channel
• General synchronous serial interface (three-wire SIO) : One channel
DD
= 2.7 to 6.0 V
8 ch (successive approximation)
PD75518(A)
Two sources
PD75518
32640
1024
V
DD
= 2.7 to 6.0 V
(4 bits
122 s (at 32.768 kHz)
Note 2
(External: 1, Internal: 1)
8 or 8 bits
32640 (PROM)
PD75P518
64
4)
4 banks
20 (Eight lines for driving LEDs. With-
stand voltage is 9 V. 20 lines can be
pulled up by the mask option.)
0.95 s/1.91 s/15.3 s (at 4.19 MHz)
PD75516(A)
PD75516
16256
V
DD
75X High-End
= 3.5 to 6.0 V
512
16256 (PROM)
V
PD75P516
DD
PD75518(A)
= 4.75 to
5.5 V