PRELIMINARY
PIN DESIGNATIONS: BUS MASTER (continued)
Listed by Group
Pin Name
Pin Function
Attachment Unit Interface (AUI)
CI±
Collision Inputs
DI±
Receive Data
DO±
Transmit Data
Twisted Pair Transceiver Interface (10BASE-T)
RXD±
10BASE-T Receive Data
TXD±
10BASE-T Transmit Data
TXP±
10BASE-T Predistortion Control
IEEE 1149.1 Test Access Port Interface (JTAG)
TCK
Test Clock
TDI
Test Data Input
TDO
Test Data Output
TMS
Test Mode Select
Power Supplies
AVDD
Analog Power
AVSS
Analog Ground
DVDD
Digital Power
DVSS
Digital Ground
AMD
I/O
Driver
I
I
O
I
O
O
I
I
O
TS2
I
Name
TS1
TS2
TS3
OD3
Table: Output Driver Types
Type
Tri-State
Tri-State
Tri-State
Open Drain
Iol (mA)
4
12
24
24
Ioh (mA)
–1
–4
–3
–3
pF
50
50
120
120
Am79C960
1-357