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| UPD71011 |
Clock pulse generator/driver |
| Comment: | Maximum frequency 20 MHz. |
| Packages: | 18-pin DIP, 20-pin SOP |
| Manufacturers: | NEC |
| NEC | UPD71011C, UPD71011G, D71011C, D71011G |
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| UPD71051 |
CMOS serial control unit |
| Comment: | Synchronous and asynchronous operation.
Equivalent (except standby mode) to UPD8251AF. |
| Packages: | 28-pin DIP, 44-pin QFP, 28-pin PLCC |
| Manufacturers: | NEC |
| NEC | UPD71051C, UPD71051G, UPD71051L, D71051C, D71051G, D71051L |
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| UPD71054 |
CMOS programmable timer/counter |
| Comment: | 3 independent 16-bit timers/counters |
| Packages: | 28-pin DIP, 44-pin QFP, 28-pin PLCC |
| Manufacturers: | NEC |
| NEC | UPD71054C, UPD71054G, UPD71054L, D71054C, D71054G, D71054L |
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| UPD71055 |
CMOS parallel interface unit |
| Comment: | 3 8-bit I/O ports. |
| Packages: | 40-pin DIP, 44-pin QFP, 44-pin PLCC |
| Manufacturers: | NEC |
| NEC | UPD71055C, UPD71055G, UPD71055L, D71055C, D71055G, D71055L |
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| UPD71059 |
CMOS interrupt control unit |
| Comment: | 8 interrupt requests per chip.
One master UPD71059 chip can drive up to 8 slave UPD71059, i.e. up to 64 interrupt requests can be processed. |
| Packages: | 28-pin DIP, 44-pin QFP, 28-pin PLCC |
| Manufacturers: | NEC |
| NEC | UPD71059C, UPD71059G, UPD71059L, D71059C, D71059G, D71059L |
| |
| UPD71065 |
Floppy disk interface |
| Comment: | Interfaces floppy disk drive with floppy disk controller.
Compatible with UPD72065, UPD72066, UPD7260 and FD179x floppy disk controllers.
Up to 500 Kb/s data rate. |
| Package: | 28-pin SOP |
| Manufacturers: | NEC |
| NEC | UPD71065G, D71065G |
| |
| UPD71066 |
Floppy disk interface |
| Comment: | Interfaces floppy disk drive with floppy disk controller.
Compatible with UPD72065, UPD72066, UPD7260 and FD179x floppy disk controllers.
Up to 500 Kb/s data rate. |
| Package: | 30-pin Shrink DIP |
| Manufacturers: | NEC |
| NEC | UPD71066CT, D71066CT |
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| UPD71071 |
CMOS DMA controller |
| Comment: | 4 independent DMA channels.
Programmable data bus width - 8 or 16 bits.
Can address up to 16 MB of memory.
Transfer rate up to 5.33 MB/s |
| Packages: | 48-pin DIP, 52-pin QFP, 52-pin PLCC |
| Manufacturers: | NEC |
| NEC | UPD71071C, UPD71071D, UPD71071G, UPD71071L, D71071C, D71071D, D71071G, D71071L |
| |
| UPD71082 |
8-bit latch with 3-state output buffers |
| Comment: | The latch has non-inverted output. |
| Packages: | 20-pin DIP, 20-pin SOP |
| Manufacturers: | NEC |
| NEC | UPD71082C, UPD71082G, D71082C, D71082G |
| |
| UPD71083 |
8-bit latch with 3-state output buffers |
| Comment: | The latch has inverted output. |
| Packages: | 20-pin DIP, 20-pin SOP |
| Manufacturers: | NEC |
| NEC | UPD71083C, UPD71083G, D71083C, D71083G |
| |
| UPD71084 |
Clock pulse generator/driver |
| Packages: | 18-pin DIP, 20-pin SOP |
| Manufacturers: | NEC |
| NEC | UPD71084C, UPD71084G, D71084C, D71084G |
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| UPD71086 |
8-bit bus buffer/driver with 3-state outputs |
| Comment: | The chip has non-inverted output. |
| Packages: | 20-pin DIP, 20-pin SOP |
| Manufacturers: | NEC |
| NEC | UPD71086C, UPD71086G, D71086C, D71086G |
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| UPD71087 |
8-bit bus buffer/driver with 3-state outputs |
| Comment: | The chip has inverted output. |
| Packages: | 20-pin DIP, 20-pin SOP |
| Manufacturers: | NEC |
| NEC | UPD71087C, UPD71087G, D71087C, D71087G |
| |
| UPD71088 |
System bus controller |
| Packages: | 20-pin DIP, 20-pin SOP |
| Manufacturers: | NEC |
| NEC | UPD71088C, UPD71088G, D71088C, D71088G |
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