FDC37C78 View Datasheet(PDF) - SMSC -> Microchip

Part Name

Description

Manufacturer

FDC37C78

Floppy Disk Controller

SMSC -> Microchip 

FDC37C78 PIN OUT

FDC37C78 48 Pin FDC

PIN #

NAME

1

nDACK

2

D0

3

D1

4

D2

5

D3

6

VSS

7

VCC

8

D4

9

D5

10

D6

11

D7

12

VCC

13

IRQ

14

TC

15

nTRK0

16

nINDEX

17

nWRTPRT

18

VSS

19

VCC

20

nDSKCHG

21

nRDATA

22

DRVDEN0

23

DRVDEN1

24

DENSEL

Note: “n” denotes active low signal.

PIN #

25

26

27

28

29

30

31

32

33

34

35

36

37

38

39

40

41

42

43

44

45

46

47

48

NAME

MEDIA_ID0

MEDIA_ID1

nWDATA

nWGATE

nHDSEL

VSS

nSTEP

VCC

nDIR

nMTR1/IDLE

nDS1/PD

nMTR0

nDS0

RESET

X2

X1

VSS

A2

A1

A0

nCS

nIOR

nIOW

DRQ

5

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