SPC2052
Abstract: SPC2052F TVF10 floppy disk motor head driver 1322h floppy motor driver
Contextual Info: S-M 0 S SYSTEMS INC SbE » • T'IBS'ìQ'ì 0001=115 02^ « S H O SPC2052FOA FLOPPY DISK CONTROLLER- ^ ■ DESCRIPTION The SPC2052Foa is a floppy disk controller that interfaces directly to the IBM-PC/AT bus. It is fully compatible with the NEC nPD765 disk controller and supports all of the standard PC/AT XT disk controller commands.
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UPD72070GF
Abstract: Intel 82077 MARK 4B 720KB TAG 8434 NEC 82077 UPD72070
Contextual Info: Chapter 1 General 1.1 System Overview The UPD72070 Floppy Disk Controller FDC is a new advanced Floppy Disk Controller that can support four standard Floppy Disk Drives (FDD)’s and two Apple specific FDDs, respectively. For the standard FDDs, the uPD72070 FDC
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automatic phase selector circuit diagram
Abstract: 24 mhz crystal oscillator SPC2120M MB8877 spc2120 PD76
Contextual Info: ADVANCE INFORMATION CMOS FLOPPY DISK DRIVE DATA SEPARATOR • DESCRIPTION The SPC21 2 0 C o a /M o a data separator uses a preset analog phase-locked loop (PLL) and supports data transfer rates of 250, 300, 500, and 1,000 kbps. A synchronization detector, automatic switching loop filter and crystal oscillator/prescaler circuits are included
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spc2120coaspc2120spc21npd765+8mb8877fd179x16/x2416-pinautomatic phase selector circuit diagram24 mhz crystal oscillatorspc2120mpd76
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C254A
Abstract: LT 5208
Contextual Info: NEC ¿ iP D 7 2 0 6 8 NEC Electronics Inc. Floppy-Disk Controller PRELIMINARY Description Features The jiPD72068 FDC is one of NEC’s integrated solutions for today's floppy-disk controller designs. An outgrowth of the /¿PD765A—long established as the industry stan
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Contextual Info: Á f i. .• '.993 c D — September 1990 Edition 2.0 FUJITSU D A TA S H E E T' MB4108A VFO FLOPPY DISK DRIVER VARIABLE FREQUENCY OSCILLATOR FOR FLOPPY DISK DRIVER The Fujitsu MB4108A is variable frequency oscillator VFO IC for use in floppy-disk interfaces. It provides a complete data separation function, with a
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WD16C92
Abstract: nec floppy circuit 765A NEC 765A western digital controller PD765A NEC+765A
Contextual Info: WESTERN DIGITAL CORP 77 dF | =1710550 0003t,72 M f 9718228 WESTERN DIGITAL CORP WESTERN C O R P O D ^2-33-// 77C 03672 R DIGITAL A T I O N o _k WD16C92 Floppy Read/Write Circuit Device Compatible with NEC 765A Floppy Disk Controller CM O S TTL Compatible Single + 5V Supply
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0003twd16c9240-pinnec765a+6pd765anec floppy circuit765anec 765awestern digital controllernec+765a
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pd71066
Abstract: upd71065 PD71065 D71065 PD72065 FD179X PD72066 uPD71066
Contextual Info: SEC A/PD710 6 5 /6 6 Floppy-Disk Interface NEC Electronics Inc. Description Pin Configurations The /UPD71065 and //PD71066 are CMOS devices that interface a flop py-d isk drive FDD w ith a floppy-disk con tro ller (FDC). The con tro ller can be /¿PD765A/B,
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D765A
Abstract: mpd765a PD765A D765B NEC 765A mPD765
Contextual Info: HtFC yuPD765A///PD765B Single/Double Density Floppy-Disk Controller NEC Electronics Inc. Description Features The jj PD765A/B is an LSI floppy disk controller FDC chip which contains the circuitry and control functions for interfacing a processor to 4 floppy disk drives. It is
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D71065
Abstract: d72065 fd179x p0765 PD71065 FMC5 PD765 uPD7265 fd179 HPD726
Contextual Info: MEC A/PD71065/66 Floppy-Disk Interface NEC Electronics Inc. D escrip tio n Pin Co nfig uration s F e a tu re s □ □ □ □ □ □ □ Compatible with all industry-standard controllers Multiple data rates: 500/300/250/150/125 kb/s Internal or external sync field detection logic
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PD72069
Abstract: PD72069gf HPD72069 D72069 S3838 PD765A
Contextual Info: N E C ELECTRONICS INC 30E D • b4a?SSS SEC GOST T V b H M P D 72069 NEC Electronics Inc. Floppy-Disk Controller T - ^ 1 - 3 3 - 6 / Description Pin Identification The /*PD72069 Floppy-Disk Controller FDC is one of NEC's integrated solutions for today’s fioppy-disk con
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74139 demultiplexer
Abstract: PD765 NEC PD765 N419 PD71065 TTL 74139 D72067C DX 74139 74139 decoder 74139
Contextual Info: MEC ju P D 7 2 0 6 7 NEC Electronics Inc. Description The #iPD72067 Floppy-Disk Controller FDC is a CMOS device that integrates onto a single chip the peripheral logic necessary for todays’s high-performance, lowpower designs. It maintains complete microcode com
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upd72067jipd765ipd72065ftpd72067+12/ipd72067pd7206774139 demultiplexerpd765nec pd765n419pd71065ttl 74139d72067cdx 7413974139decoder 74139
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NEC PD765 chip
Abstract: NEC PD765 uPD72068 PD765 PD72069 DR201 72065B nec pd765 fdc
Contextual Info: NEC NEC Electronics Inc. Description The /¿PD72067, 72068, and 72069 floppy disk control lers FDCs integrate the peripheral logic necessary for high-performance designs. The ^PD72067 incorpo rates clock generation/switching circuitry, selectable write precompensation logic, and a high-performance,
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PD72066
Abstract: UPD71065G uPD71065
Contextual Info: NEC NEC Electronics Inc. //PD710 6 5 /6 6 Floppy-Disk Interface Description Pin Configurations A/P071066CT M IN /S T D C 3 26 3 FD C SW 2 RGATEC 4 25 H LPF1 M F M /F M E 5 24 □ LPF2 SYNCSW C 6 S YN C C 7 RDO UTC 8 RCLK C 9 it, <o o 23 I] V d d Q Q. 1 21 3 V C O I N
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PD72066
Abstract: d72065
Contextual Info: N E C 6427525 E L E C T R O N I C S I N C Tfl N E C ELECTRONI CS jk fJ y Y ? NEC Electronics Inc. Dff|b4275a5 001S37Ö 1 INC 98D 15378 D y P D 7 2 0 6 5 /6 6 SINGLE/DOUBLE DENSITY f l o p p y d is k C o n t r o l l e r s -T '5 P - 3 3 - Description Features
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