TMS380SRA Datasheet, PDF (1/11 Pages) Texas Instruments – SOURCE-ROUTING ACCELERATOR

• Source-Routing Bridge Accelerator for
16-Mbps and 4-Mbps Token-Ring Bridges
• Compatible With the IBM Token-Ring
Network Architecture
• Interfaces Directly to the TMS380Cx6
Second-Generation Network
Commprocessor
• Provides Automatic Recognition of
Source-Routing Field in Token-Ring Frame
for Hardware-Accelerated-Frame Copying
and High-Performance Bridging
• Utilizes TI-Patented Enhanced-Address
Copy Option (EACO) Interface of the
TMS380Cx6
• High-Performance, 1-µm EPIC CMOS
Technology
• 44-Pin JEDEC PLCC Surface-Mount
Package
TMS380SRA
SOURCEĆROUTING ACCELERATOR
ą
SPWS006 − NOVEMBER 1991
FN PACKAGE
(TOP VIEW)
MAXPH
MADH0
MADH1
MADH2
MADH3
GND
V_CC
MADH4
MADH5
MADH6
MADH7
6 5 4 3 2 1 44 43 42 41 40
7
39
8
38
9
37
10
36
11
35
12
34
13
33
14
32
15
31
16
30
17
29
18 19 20 21 22 23 24 25 26 27 28
NC^†
NC^†
NC^†
NC^†
VCC
GND
NC^†
NC^†
NC^†
NC^†
XFAIL
† _{These pins must be left externally unconnected.}
NC − No internal connection
Token-Ring LAN SRA Applications Diagram
Attached
System
Bus
Token-Ring Adapter
TMS380Cx6
TMS38054
TMS380SRA
Transmit
Receive
To
Network
Memory
EPIC is a trademark of Texas Instruments Incorporated.
PRODUCTION DATA information is current as of publication date.
Products conform to specifications per the terms of Texas Instruments
standard warranty. Production processing does not necessarily include
testing of all parameters.
Copyright  1991, Texas Instruments Incorporated
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