Am79C940B-16JC datasheet(6/13 Pages) ROCHESTER

部件名	Am79C940B-16JC

功能描述	Media Access Controller for Ethernet (MACE) 84-pin PLCC and 100-pin PQFP Packages

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制造商	ROCHESTER [Rochester Electronics]

网页	http://www.rocelec.com/

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6 / 13 page

79C940

Specification Number 79C940B-CI (A) Rev C

Page 6 of 13

Am79C940

9

CONNECTION DIAGRAMS

PQT080

TQFP PACKAGE

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

60

59

58

57

56

55

54

53

52

51

50

49

48

47

46

45

44

43

42

41

80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61

21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40

SRDCLK

EAM/R

SF/BD

RESET

SLEEP

DVDD

INTR

TC

DBUS0

DVSS

DBUS1

DBUS2

DBUS3

DBUS4

DVSS

DBUS5

DBUS6

DBUS7

DBUS8

DBUS9

XTAL2

AVSS

XTAL1

AVDD

TXD+

TXP+

TXD-

TXP-

AVDD

RXD+

RXD-

DVDD

TDI

DVSS

TCK

TMS

TD0

LNKST

CS

R/W

MACE

Am79C940VC

Notes: Four pin functions available on the PLCC and PQFP packages are not available with the TQFP package.

(See full data sheet for description of pins not included with the 80-pin TQFP package. In particular, see section

“Pin Functions not available with the 80-pin TQFP package.”)

16235D-4

TABLE 5

SPECIFICATION NUMBER: 79C940-CI (A) REV -

Page 5 of 13

MACE

79C940VC

类似零件编号 - Am79C940B-16JC

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Advanced Micro Devices	AM79C940	914Kb / 122P	Media Access Controller for Ethernet (MACE)
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Pulse A Technitrol Comp...	AM79C940	253Kb / 12P	LAN DISCRETE TRANSFORMER MODULES G003.U 2/07
Advanced Micro Devices	AM79C940JC/W	1Mb / 144P	Media Access Controller for Ethernet (MACE??
Advanced Micro Devices	AM79C940JCW	914Kb / 122P	Media Access Controller for Ethernet (MACE)

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