| No. | Partie # | Fabricant | Description | Fiche Technique |
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NEC |
UPD8243C |
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NEC |
UPD8243HC |
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NEC |
Programmable Keyboard / Display Interface |
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NEC |
PROGRAMMABLE PERIPHERAL INTERFACES unique to each of the ports. Port A = An 8-bit data output latch/buffer and data input latch. Port B = An 8-bit data input/output latch/buffer and an 8-bit data input buffer. |
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NEC |
UPD82C43 |
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NEC |
PROGRAMMABLE PERIPHERAL INTERFACES unique to each of the ports. Port A = An 8-bit data output latch/buffer and data input latch. Port B = An 8-bit data input/output latch/buffer and an 8-bit data input buffer. |
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NEC |
UPD8253 |
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NEC |
PROGRAMMABLE INTERRUPT CONTROLLER 6/8088 • Available in 28 Pin Plastic and Ceramic Packages PIN CONFIGURATION cs WR AD 07 Os 05 04 03 02 01 DO CASO CASl GNQ vcc AO iNTA IR7 IRS IR5 IR4 IR3 IR2 IR1 IRO INT SP/EN CAS 2 07 - DO RD WR AO CAS2- CASO SP/EN INT INTA IRO-IR7 ~ PIN NAMES |
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NEC |
PROGRAMMABLE INTERRUPT CONTROLLER and Ceramic Packages PIN CONFIGURATION cs WR RD D7 DS D5 D4 D3 D2 D1 DO CASO CAS1 GNQ VCC AO iNTA IR7 IRS IR5 IR4 IR3 IR2 IR1 IRO INT SP CAS 2 PIN NAMES D7 - DO RD WR AO CAS2- CASO SP INT INTA IRO-IR7 l:§" Data Bus (Bi-Directional) Read Input |
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NEC |
Zener Diode 1981 RD2.0E to RD200E ELECTRICAL CHARACTERISTICS (TA = 25 ˚C) Zener Voltage VZ (V)Note 1 MIN. B RD2.0E B1 B2 B RD2.2E B1 B2 B RD2.4E B1 B2 B RD2.7E B1 B2 B RD3.0E B1 B2 B RD3.3E B1 B2 B RD3.6E B1 B2 B RD3.9E B1 B2 B RD4.3E B1 B2 B3 B RD4.7E B1 B2 B |
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NEC |
Programmable Peripheral Interface |
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NEC |
UPD8251AFC |
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NEC |
PROGRAMMABLE DMA CONTROLLER r Channel DMA Controller • Priority DMA Request Logic • Channel Inhibit Logic • Terminal Count and Modulo 128 Outputs • Automatic Load Mode • Single TTL Clock • Single +5V Supply ± 10% • Expandable • 40 Pin Plastic Dual-In-Line Package PIN CONFIGURA |
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NEC |
Programmable Peripheral Interface |
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NEC |
UPD8279C |
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NEC |
Programmable Interrupt Controller |
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NEC |
PROGRAMMABLE INTERRUPT CONTROLLER and Ceramic Packages PIN CONFIGURATION cs WR RD D7 DS D5 D4 D3 D2 D1 DO CASO CAS1 GNQ VCC AO iNTA IR7 IRS IR5 IR4 IR3 IR2 IR1 IRO INT SP CAS 2 PIN NAMES D7 - DO RD WR AO CAS2- CASO SP INT INTA IRO-IR7 l:§" Data Bus (Bi-Directional) Read Input |
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NEC |
PROGRAMMABLE COMMUNICATIONS INTERFACE • Asynchronous or Synchronous Operati |
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NEC |
PROGRAMMABLE INTERVAL TIMER igital One-Shot • Complex Motor Controller • NEC Now Supplies flPD8253-5 to all flPD8253 Requirements F EATU RES • Three Independent 16-Bit Counters • Clock Rate: DC to 4 MHz • Count Binary or BCD • Single +5 Volt Supply, ±10% • 24 Dual-In-Line Pla |
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NEC |
PROGRAMMABLE COMMUNICATIONS INTERFACE DataSheet4U.com www.DataSheet4U.com www.DataSheet4U.com www.DataSheet4U.com www.DataSheet4U.com |
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