AM79C90 Advanced Micro Devices, AM79C90 Datasheet - Page 2

• Manufacturer Part Number: AM79C90
• Description: CMOS Local Area Network Controller for Ethernet (C-LANCE)
• Manufacturer: Advanced Micro Devices

HOLD/BUSRQ
BM1/BUSAKO
RELATED AMD PRODUCTS
CONNECTION DIAGRAMS
Note:
Pin 1 is marked for orientation.
2
BM0/BYTE
Part No.
Am7996
Am79C100
Am79C900
Am79C940
Am79C960
Am79C961
Am79C965
Am79C970
Am79C974
Am79C98
Am79C981
Am79C987
ALE/AS
READY
RESET
AMD
READ
DALO
HLDA
DAL6
DAL5
DAL4
DAL3
DAL2
DAL1
DAL0
DAL7
INTR
DALI
ADR
DAS
V
V
CS
SS
SS
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
Description
IEEE 802.3/Ethernet/Cheapernet Tap Transceiver
Twisted-Pair Ethernet Transceiver Plus (TPEX+)
Integrated Local Area Communications Controller
Media Access Controller for Ethernet (MACE
PCnet-ISA Single-Chip Ethernet Controller (for ISA bus)
PCnet-ISA Single-Chip Ethernet Controller (with Microsoft Plug n’ Play support)
PCnet-32 Single-Chip 32-Bit Ethernet Controller (for 386DX, 486 and VL buses)
PCnet-PCI Single-Chip Ethernet Controller (for PCI bus)
PCnet-SCSI Combination Ethernet and SCSI Controller for PCI Systems
Twisted-Pair Ethernet Transceiver (TPEX)
Integrated Multiport Repeater Plus
Hardware Implemented Management Information Base
DIP
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
17881B-2
V
DAL8
DAL9
DAL10
DAL11
DAL12
DAL13
DAL14
DAL15
A16
A17
A18
A19
A20
A21
A22
A23
RX
RENA
TX
CLSN
RCLK
TENA
TCLK
DD
P R E L I M I N A R Y
DAL10
DAL11
DAL12
TM
DAL2
DAL3
DAL4
DAL5
DAL6
DAL7
DAL8
DAL9
(IMR+
VDD
VSS
NC
NC
NC
NC
Am79C90
TM
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
TM
)
27 28
)
9 8
TM
(ILACC
29 30 31 32 33 34
7 6 5 4 3 2
TM
(HIMIB
TM
)
TM
PLCC
)
35 36 37 38 39 40 41 42 43
1 68 67 66 65 64 63 62 61
17881B-3
60
59
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
NC
CS
NC
NC
ADR
READY
RESET
NC
NC
VSS
TCLK
TENA
RCLK
CLSN
TX
NC
NC