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μPD547L (μCOM-44L) - NEC
NEC μCOM-44L | |
Manufacturer | NEC |
Model Number | μCOM-44L |
Part Number | μPD547L |
Introduction | 1978 (launch) |
General information | |
Family | μCOM-44 |
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 | -8 V |
Supply VSS | 0 V |
Memory | |
RAM | 32 B 3.2e-5 MB (64x4 bit)
0.032 kB 256 b 3.2e-8 GB |
ROM | 1.25 kB 0.00125 MB (1000x10 bit)
1,250 B 10,000 b 1.25e-6 GB |
Stack | 1 levels |
Pins | |
Pins | 42 |
I/O ports | 35 |
Packaging | |
Package | DIP42 (DIP) |
The μPD547 or μCOM-44L is a 4-bit microcontroller introduced in 1978 by NEC as part of their μCOM-44 family. This model is a modified version of the μPD547 designed to operate at a lower voltage and current.
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 "μPD547L (μCOM-44L) - NEC"
family | μCOM-44 + |
first launched | 1978 + |
full page name | nec/μcom-44/μpd547l + |
instance of | microcontroller + |
manufacturer | NEC + |
max operating temperature | 70 °C + |
microarchitecture | μCOM-4 + |
min operating temperature | -10 °C + |
model number | μCOM-44L + |
name | NEC μCOM-44L + |
package | DIP42 + |
part number | μPD547L + |
pin count | 42 + |
ram | 3.2e-5 MB (0.032 kB, 32 B, 256 b, 3.2e-8 GB) + |
ram breakdown | 64x4 bit + |
rom | 0.00125 MB (1.25 kB, 1,250 B, 10,000 b, 1.25e-6 GB) + |
rom breakdown | 1000x10 bit + |
technology | pMOS + |
word size | 4 bit (0.5 octets, 1 nibbles) + |