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Intel 4004
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The Intel 4004 Processor
The 4004 was the first single chip microprocessor, originally designed and manufactured by Intel for Busicom for use in their calculators. It was invented by Intel engineers Federico Faggin, Ted Hoff, and Stan Mazor and introduced in November 1971.

References: i4004 Data Sheet, comment on correct clockspeed (740 kHz instead of widely seen 108 kHz)
Intel D4004
Intel D4004 Top Side
D4004
W1031008B I
Intel D4004 Back Side
E BJ
PHILIPPINES 8102
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Core Frequency:0.74 MHz
Data bus (ext.):4 Bit
Address bus:4 Bit
Transistors:2,300
Circuit Size:10.00
Voltage:+15 V
Introduced:Nov. 1971
Manufactured:week 02/1981
Made in:Philippines
Package Type:Ceramic
DIP-16
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Intel P4004
Intel P4004 Top Side
P4004
W1051668
Intel P4004 Back Side
8104 BJ
PHILIPPINES
add comment
Core Frequency:0.74 MHz
Data bus (ext.):4 Bit
Address bus:4 Bit
Transistors:2,300
Circuit Size:10.00
Voltage:+15 V
Introduced:Nov. 1971
Manufactured:week 04/1981
Made in:Philippines
Package Type:Plastic
DIP-16
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