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    UM82 Price and Stock

    Union Semiconductor Inc UM823RS

    POR with Watchdog & Manual Reset
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    DigiKey UM823RS Reel 47,000 2
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    Verical UM823RS 3,000 350
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    Union Semiconductor Inc UM823ZS

    POR with Watchdog & Manual Reset
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    DigiKey UM823ZS Reel 20,900 2
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    Verical UM823ZS 3,000 195
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    Union Semiconductor Inc UM823TS

    POR with Watchdog & Manual Reset
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    DigiKey UM823TS Reel 16,000 2
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    Union Semiconductor Inc UM823YS

    POR with Watchdog & Manual Reset
    Distributors Part Package Stock Lead Time Min Order Qty Price Buy
    DigiKey UM823YS Reel 10,000 2
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    Verical UM823YS 3,000 350
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    Union Semiconductor Inc UM823

    POR with Watchdog & Manual Reset
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    DigiKey UM823 Reel 9,850 2
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    Find more UM82 price and stock on Findchips.com

    UM82 Datasheets (78)

    Part ECAD Model Manufacturer Description Curated Type PDF
    UM82152 Unicorn Microelectronics Cache Controller Scan PDF
    UM82290 Unicorn Microelectronics Single Chip Multi I/O Original PDF
    UM8237A-5 Unknown CMOS CLOCK GENERATOR & DRIVER Scan PDF
    UM8237AE Unicorn Microelectronics Programmable DMA Controller Scan PDF
    UM8237AE-5 Unicorn Microelectronics Programmable DMA Controller (DMAC) Original PDF
    UM8237AE-5 Unknown CMOS CLOCK GENERATOR & DRIVER Scan PDF
    UM82450 Unicorn Microelectronics Asynchronous Communication Element (ACE) Original PDF
    UM82450 Unicorn Microelectronics Asynchronous Communication Element Scan PDF
    UM82450L Unicorn Microelectronics Asynchronous Communication Element(ACE) Scan PDF
    UM8250A United Microelectronics Asynchronous Communication Element (ACE) Scan PDF
    UM8250B Unicorn Microelectronics Asynchronous Communication Element Scan PDF
    UM8250B United Microelectronics Asynchronous Communication Element(ACE) Scan PDF
    UM8253 Unicorn Microelectronics Programmable Interval Timer Scan PDF
    UM8253-5 Unicorn Microelectronics Programmable Interval Timer Original PDF
    UM8259A Unicorn Microelectronics Programmable Interrupt Controller Scan PDF
    UM8259A Unicorn Microelectronics PROGRAMMABLE INTERRUPT CONTROLLER Scan PDF
    UM8259A-2 Unicorn Microelectronics Programmable Interrupt Controller Original PDF
    UM8259A-2 Unicorn Microelectronics PROGRAMMABLE INTERRUPT CONTROLLER Scan PDF
    UM8272 Unicorn Microelectronics Floppy Disk Controller Scan PDF
    UM8272A Unicorn Microelectronics Floppy Disk Controller Original PDF

    UM82 Datasheets Context Search

    Catalog Datasheet MFG & Type PDF Document Tags

    82C8167

    Abstract: UM82C8167 UM82C8
    Text: UMC UM82C8167 S S 2 S S S 2 S 2 Î Real-Time Clock RTC eatures Microprocessor compatible (8-bit data bus) Milliseconds through month counters 56 bits of RAM with comparator to compare the real time counter to the RAM data 2 IN TERRU PT OUTPUTS with 8 possible interrupt


    OCR Scan     		PDF UM82C8167 24-hour UM82C8167 82C8167 82C8167 UM82C8

    74HC612

    Abstract: No abstract text available
    Text: UIV1C UM82C286 MËÊÊÊÊÊÊÊÊÊÊÊÊÊÊÊÊÊÊÊËÊÊÊÊKÊÊÊBBBËHÈ P C /A T C om patible Wêêêêêêêêêêêêêêêêêêêêêêêêêêêêêêêêêêêê Chip S e t F eatures • 100% hardware and software compatible w ith the IBM PC/AT


    OCR Scan     		PDF UM82C286 74LS612 84-pin UM82C286 82C37 82C59 74HC612

    82C11

    Abstract: um82c11 82450 um82290 AN/parallel port 378
    Text: I UMC UM82290 ~S S S S S S S S S sin9ie- ° hip Muiti-i/o y Features • An integrated chip of PC/AT serial/parallel add-on card. ■ Including 2 serial ports 82450 ■ Also including 1 print port (UM82C11) ■ And also I/O decoder included. General Description


    OCR Scan     		PDF UM82290 UM82C11) UM82C11. 82C11 um82c11 82450 um82290 AN/parallel port 378

    UM82450

    Abstract: No abstract text available
    Text: UMC UM82450 Asynchronous Communication — Element ACE Mi Feature • Adds or deletes standard asynchronous communication bits (start, stop, and parity) to or from serial data stream ■ Full double buffering eliminates need for precise synchronization ■ Independently controlled transmit, receive, I ine status,


    OCR Scan     		PDF UM82450 UM82450

    block diagram of intel 8253 chip

    Abstract: 8253 timer 8253 intel um8253 8253
    Text: UMC UM8253 -5 Programmable Interval Timer / Features • M C S -85 com patible U M 8253-5 ■ ■ 3 independent 16-bit counters ■ DC to 2.6 MHz ■ C ount bina ry or BCD Programmable counter modes ■ Single +5V supply General Description The U M 8253


    OCR Scan     		PDF UM8253 -85TM 16-bit 24-pin CS-85TM block diagram of intel 8253 chip 8253 timer 8253 intel 8253

    Untitled

    Abstract: No abstract text available
    Text: UNITED MICROELECTRONICS 15 UM82C55A » e | 13aSfllS D000513 2 CMOS Programmable Peripheral Interface P IN FEATURES • ■ ■ ■ ■ ■ ■ ■ ■ ■ Pin Compatible with NMOS 8255A 24 Programmable I/O Pins Fully TT L Compatible Bus-hold Circuitry on all I/O Ports Eliminates Pull-up


    OCR Scan     		PDF UM82C55A 13aSfllS D000513 80C88 UM82C59 APX86, iAPX88 28-pin APX88,

    Untitled

    Abstract: No abstract text available
    Text: UNITED MICROELECTRONICS UM82C8S2 T32SÛS5 DGGDIIB 4 3DE D 5 3 -3 3 'ô 3 Multi I/ O Fo r X T Features • ■ ■ * Supports game port Supports 2nd serial port Centronics printer interface Independent control of transmit, receive, line status and data set interrupts


    OCR Scan     		PDF UM82C8S2 UM82C852

    Untitled

    Abstract: No abstract text available
    Text: 3DE D UNITED MICROELECTRONICS r • UM82C382 T3aSflSE 0000].ti3 h ~r~ Address Buffer Features ■ ■ 24 bit address line buffer Advanced 1.2/i CMOS Technology I ■ Supports 256K x 1 and 1M x 1 DRAM refresh 120 pin flat package Pin Configuration < ' -u iû Z Z ^


    OCR Scan     		PDF UM82C382 B6578685 ADSTB16 82C382

    pin DIAGRAM OF IC 82C55

    Abstract: 8255 interface with 8086 Peripheral block diagram DMA interface 8237 WITH 8088 8255 interface with 8086 Peripheral 8255 with 8088 computer xt 8088 ic dma 8237 8088
    Text: U iV iC — — UM82C086 Integrated Peripheral chip ip c — mm Features • Clock generator, including 82C84A and peripheral clock ■ Command decoder and bus controller, including 82C88 ■ Programmable interval timer, including 8254 and speaker port • 82C55A-5 programmable peripheral interface


    OCR Scan     		PDF UM82C086 82C84A 82C88 82C55A-5 --82C59A 77-MHz 84-pin UM82C086, integrate53-5 LS138 pin DIAGRAM OF IC 82C55 8255 interface with 8086 Peripheral block diagram DMA interface 8237 WITH 8088 8255 interface with 8086 Peripheral 8255 with 8088 computer xt 8088 ic dma 8237 8088

    t523

    Abstract: D8000H um82c210 UM82C212 registers OF 80286 bios call Unicorn Microelectronics
    Text: UNICORN MICROELECTRONICS TS7fl7flfl OOOOflOl Ü 2ME D UM82C212 Memory Controller U3V1C T ~ £ > -3 3 -3 1 2. UM82C212 MEMORY CONTROLLER The UM82C212 performs the memory control functions in the UM82C210 system. Several distinguished features are integrated in the UM82C212 that makes the


    OCR Scan     		PDF UM82C212 T-W-35-21 UM82C210 t523 D8000H registers OF 80286 bios call Unicorn Microelectronics

    6164 ram memory

    Abstract: intel 6164 ram internal diagram of 7473 pin configuration of intel 80386 Unicorn Microelectronics 6164 memory PA10 PA11 PA12 PA13
    Text: UNICORN MICROE LE CTRON ICS S4E D • ISTÖTÖÖ OOOQÖÖ1 5 ■ UM82C384 Memory Controller I General Description The UM82C384 is one of UMC’s High End AT HEAT Chip Set. It provides memory control functions which facilitate wide ranges of DRAM and CPU speed


    OCR Scan     		PDF TE707Ã UM82C384 16MHz, 20MHz 25MHz 120ns T-5S-33 6164 ram memory intel 6164 ram internal diagram of 7473 pin configuration of intel 80386 Unicorn Microelectronics 6164 memory PA10 PA11 PA12 PA13

    82C231

    Abstract: Unicorn Microelectronics um82c232 80286 82c206 82C206 UM82C231 M16I45 82c232 clk21 refresh logic
    Text: UNICORN MICROELECTRONICS S4E D • ^570700 000GÖ17 4 UM82C231 System/Memory Controller 1. General Decription The UM82C231 is a system/memory controller. It performs the CPU interface, AT system bus interface and memory interface functions. 2. Features • CPU interface and bus control.


    OCR Scan     		PDF UM82C231 T-iQ-32- 82C231 Unicorn Microelectronics um82c232 80286 82c206 82C206 M16I45 82c232 clk21 refresh logic

    pin configuration of 8288

    Abstract: 8288 bus controller generator synchronization UM82C88 UM82C8
    Text: UNITED MICROELECTRONICS TE 1 d e | ^355012 Q O D O s m m T ^ S ',3 " 5 3 - 0 3 . UM82C84A/AE C M O S Clock Generator & Driver PIN CONFIGURATION FEATURES • Generates the System Clock for CMOS or NMOS Microprocessors. ■ Up to 25 MHz Operation. ■ Uses a Parallel Mode Crystal Circuit or


    OCR Scan     		PDF UM82C84A/AE 82C84A/82C84AEs. 18-pin UM82C88 10juA pin configuration of 8288 8288 bus controller generator synchronization UM82C8

    1mx1 DRAM

    Abstract: AA2035 UM82C380 256KB static RAM 6182s UM82152 UM82C384 AADS PA10 Unicorn Microelectronics
    Text: UNICORN MICROE LE CTRON ICS E4E D • =1270700 QOQOTOH T ■ UM82C389 Austek Cache Interface I General Description The UM82C389 Cache Interface Chip is one of the UMC UM82C380 series High End AT HEAT chip set. As a DRAM controller, UM82C389 works in tandem with


    OCR Scan     		PDF UM82C389 UM82C389 UM82C380 UM82152 UM80386 UM82C384 256Kx1 1mx1 DRAM AA2035 256KB static RAM 6182s AADS PA10 Unicorn Microelectronics

    UM8272A

    Abstract: intel floppy disk controller 8272 intel 8272 8272 intel block diagram of 8272 floppy disk controller um8272 intel floppy disk controller 8272a saAK 12 intel d 8272
    Text: UM C UM8272A l 4-4 Floppy Disk Controller Features • Data transfers in DMA or Non-DMA mode ■ IBM compatible in both single and double density ■ Parallel seek operations on up to four drives recording formats ■ Programmable data record lengths: ■ Compatible w ith all intel and most other micropro­


    OCR Scan     		PDF UM8272A UM8272A/A-4 UM8272A/A-4 UM8272AA-4 T004b17 intel floppy disk controller 8272 intel 8272 8272 intel block diagram of 8272 floppy disk controller um8272 intel floppy disk controller 8272a saAK 12 intel d 8272

    AEN 6

    Abstract: No abstract text available
    Text: UMC UM82C88 Bus Controller Features • Pin com patible w ith bipolar 8288 High perform ance HCMOS process ■ Provides advanced com mands fo r m u ltim aster busses Single 5V power supply ■ 3-state com m and outputs L o w power operation ■ B ipolar drive capability


    OCR Scan     		PDF UM82C88 10/1A UM82C88 80C86 82C82 UM82C88. 82C88 AEN 6

    DATA UM82C84AE

    Abstract: 82C84AE um82c84
    Text: UMC UM82C84AE i CMOS Clock Generator Driver Features • Generates the system clock for CMOS or NMOS Microprocessors ■ Up to 25 MHz operation ■ Uses a parallel mode crystal circuit or external frequency source ■ Provides ready synchronization ■ Generates system reset output from schmitt trigger


    OCR Scan     		PDF UM82C84AE UM82C84AE 80C86, 80C88, 80C88 DATA UM82C84AE 82C84AE um82c84

    um82c211

    Abstract: No abstract text available
    Text: UM82C206 INTEGRATED PERIPHERAL CONTROLLER P R E L IM IN A R Y FEATURES I Fu lly com patible w ith PC /A T architecture I 8 MHz D M A clock with programmable internal divider for 4 MHz operation I Fu lly com patible w ith 8237 D M A controller, 8259 interrupt


    OCR Scan     		PDF UM82C206 120ns) 74LS612 A17-A23 um82c211

    Untitled

    Abstract: No abstract text available
    Text: UNITED MICROELECTRONICS 30E D ^3B5fl5B '□DOQlt.5 T M'~T-5 3 .-33~Q\ UM82C384 Memory Controller Features • ■ * ■ Supports Supports Supports Supports 16 MHz, 20 MHz and 25 MHz Intel 80386 D R A M speed range from 60ns to 120ns 256K and 1M D R A M S up to 12M Bytes on board memory


    OCR Scan     		PDF UM82C384 120ns UM82C384

    Untitled

    Abstract: No abstract text available
    Text: UNITED MICROELECTRONICS IS UM8250A DE T3ESA1S DDDDSD? 7 Asynchronous Communication Element ACE)i FEATURES • A d ds o r D eletes S tan d ard A synch ro no us C o m m u n ic a tio n Bits (S ta rt, PIN CONFIGURATION c c c 3 3 v DD 39 □ Rl 38 3 RLSD °3 c


    OCR Scan     		PDF UM8250A

    Untitled

    Abstract: No abstract text available
    Text: UNITED MICROELECTRONICS TE UM8253/-5 M C S -8 5 Compatible UM 8253-5 3 Independent 16-bit Counters DC to 2.6 MHz UM 8253 DC to 5.0 M Hz (UM 8253-5) Programmable Counter Modes Count Binary or BCD Single +5V Supply UM8259A/A-2 FEATURES • iAPX 86, iAPX 88 Compatible


    OCR Scan     		PDF UM8253/-5 13H5fll 16-bit 28-pin

    Untitled

    Abstract: No abstract text available
    Text: UNITE» MICROELECTRONICS UM82C388 3QE D • ^355655 DOD01 fab 1 5^-33 ^ \ INTEL Cache Interface Features ■ Supports 16 MHz, 20 MHz and 25 MHz Intel 80386 Supports 2 5 6 K and 1M DRAM S ■ Supports 25 MHz 80386 with 82385 cache controller 1.2/it CMOS technology


    OCR Scan     		PDF UM82C388 DOD01 120ns CAS11

    PA10

    Abstract: PA11 PA12 PA13 PA15 UM82C382 A20GATE
    Text: 3DE D UNITED MICROELECTRONICS r UM82C382 T3aSflSE 0000].ti3 h ~r~ Address Buffer • Features ■ ■ 24 bit address line buffer Advanced 1.2/i CM O S Technology I ■ Supports 2 5 6 K x 1 and 1M x 1 D R A M refresh 120 pin flat package Pin Configuration < ' -u iû Z Z ^


    OCR Scan     		PDF UM82C382 ADSTB16 ADST88 A20GATE PA10 PA11 PA12 PA13 PA15

    UM8250

    Abstract: um82450 Modem Status Indicator CMC82450 DS1488 UVISOR
    Text: U iV iC UM82450 Asynchronous Com m unication Elem ent A C E Feature Adds or deletes standard asynchronous communication bits (start, stop, and parity) to or from serial data stream Full double buffering eliminates need fo r precise synchronization Independently controlled transmit, receive, I ine status,


    OCR Scan     		PDF UM82450 rs-232 UM8250 um82450 Modem Status Indicator CMC82450 DS1488 UVISOR