AM79C983A Advanced Micro Devices, AM79C983A Datasheet - Page 16

• Manufacturer Part Number: AM79C983A
• Description: Integrated Multiport Repeater 2 (IMR2)
• Manufacturer: Advanced Micro Devices

DIR
Direction
Output
DIR sets the direction of data on SDATA[3:0] The set-
tings are as follows:
V
Power Pin
These pins supply +5 V power.
16
DIR[1:0]
00
01
10
11
DD
Function
Transceiver (QuIET device) drives SDATA with
status and device ID.
SDATA is a high impedance output.
SDATA is a high impedance output.
IMR2 device drives SDATA with commands.
P R E L I M I N A R Y
Am79C983A
AV
Analog Ground
Ground Pin
These pins provide the ground reference for the analog
portions of the IMR2 circuitry. These pins should be de-
coupled and kept separate from the digital ground plane.
DV
Digital Ground
Ground Pin
These pins provide the ground reference for the digital
portions of the IMR2 circuitry. These pins should be de-
coupled and kept separate from the analog power plane.
SS
ss