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μPD553 (μCOM-43H) - NEC
NEC μCOM-43H | |
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Manufacturer | NEC |
Model Number | μCOM-43H |
Part Number | μPD553 |
Introduction | 1978 (launch) |
General information | |
Family | μCOM-43 |
Clock | 150 kHz-440 kHz |
Microarchitecture | |
Microarchitecture | μCOM-4 |
Technology | pMOS |
Word size | 4 bit 0.5 octets
1 nibbles |
Electrical | |
Op. Temp | -10 °C – 70 °C |
Supply VDD | -10 V |
Supply VSS | 0 V |
Memory | |
RAM | 48 B 4.8e-5 MB (96x4 bit)
0.048 kB 384 b 4.8e-8 GB |
ROM | 2 kB 0.002 MB (2000x8 bit)
2,000 B 16,000 b 2.0e-6 GB |
Stack | 3 levels |
Pins | |
Pins | 42 |
IRQ lines | 2 |
I/O ports | 35 |
Packaging | |
Package | DIP42 (DIP) |
The μPD553 or μCOM-43H is a general-purpose 4-bit microcontroller introduced in 1978 by NEC. This MCU is part of the μCOM-43 family. This particular model is a high negative output version of the standard μPD546 version, capable of being pulled to -35V, allowing direct driving fluorescent indicator panels.
Contents
Design
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Instruction Set
- Main article: μCOM-4 ISA
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Documents
See also
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Facts about "μPD553 (μCOM-43H) - NEC"
family | μCOM-43 + |
first launched | 1978 + |
full page name | nec/μcom-43/μpd553 + |
instance of | microcontroller + |
manufacturer | NEC + |
max operating temperature | 70 °C + |
microarchitecture | μCOM-4 + |
min operating temperature | -10 °C + |
model number | μCOM-43H + |
name | NEC μCOM-43H + |
package | DIP42 + |
part number | μPD553 + |
pin count | 42 + |
ram | 4.8e-5 MB (0.048 kB, 48 B, 384 b, 4.8e-8 GB) + |
ram breakdown | 96x4 bit + |
rom | 0.002 MB (2 kB, 2,000 B, 16,000 b, 2.0e-6 GB) + |
rom breakdown | 2000x8 bit + |
technology | pMOS + |
word size | 4 bit (0.5 octets, 1 nibbles) + |