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The NECIlPD8021 is a stand alone 8-bit parallel microcomputer incorporating the following features usually found in external peripherals. The IlPD8021 contains: 1K x 8 bits of mask ROM program memory, 64 x 8 bits of RAM data memory, 21 I/O lines, an B-bit interval timer/event counter, and internal clock circuitry. FEATURES • 8-Bit Processor, ROM, RAM, I/O.
usually found in external peripherals. The IlPD8021 contains: 1K x 8 bits of mask ROM program memory, 64 x 8 bits of RAM data memory, 21 I/O lines, an B-bit interval timer/event counter, and internal clock circuitry.
FEATURES
• 8-Bit Processor, ROM, RAM, I/O, Timer/Counter
• Single +5V Supply (+4.5V to +6.5V)
• NMOS Silicon Gate Technology
• 8.381ls Instruction Cycle Time
• All Instructions 1 or 2 Cycles
• Instructions are Subset of IlPD8048/8748/8035
• High Current Drive Capability - 2 I/O Pins
• Clock Generation Using Crystal or Single Inductor
• Zero-Cross Detection Capabil ity
• Expandab.
| No. | Partie # | Fabricant | Description | Fiche Technique |
|---|---|---|---|---|
| 1 | UPD8022 |
NEC |
SINGLE CHIP 8-BIT MICROCOMPUTER |
|
| 2 | UPD8035HL |
NEC Electronics |
High Speed 8-bit Single-Chip HMOS Microcomputers |
|
| 3 | UPD8035HLC |
NEC Electronics |
High Speed 8-bit Single-Chip HMOS Microcomputers |
|
| 4 | UPD8035L |
NEC |
SINGLE CHIP 8-BIT MICROCOMPUTERS |
|
| 5 | UPD8039H |
NEC |
High Speed 8 Bit Single-Chip HMOS Microcomputers |
|
| 6 | UPD8039HL |
NEC |
High-Speed 8-Bit Single-Chip Hmos Microcomputers |
|
| 7 | UPD8039L |
NEC |
HIGH PERFORMANCE SINGLE CHIP 8-BIT MICROCOMPUTERS |
|
| 8 | UPD8041 |
NEC |
UNIVERSAL PROGRAMMABLE PERIPHERAL INTERFACE - 8-BIT MICROCOMPUTER |
|
| 9 | UPD8041A |
NEC |
UNIVERSAL PROGRAMMABLE PERIPHERAL INTERFACE - 8-BIT MICROCOMPUTER |
|
| 10 | UPD8041AH |
NEC Electronics |
8-Bit Single-Chip NMOS Microcomputers with Universal PPI |
|
| 11 | UPD8048 |
NEC |
SINGLE CHIP 8-BIT MICROCOMPUTERS |
|
| 12 | UPD8048H |
NEC Electronics |
High Speed 8-bit Single-Chip HMOS Microcomputers |
|