AM7968-125DKC Advanced Micro Devices, AM7968-125DKC Datasheet - Page 32

• Manufacturer Part Number: AM7968-125DKC
• Description: TAXIchip Integrated Circuits(Transparent Asynchronous Xmitter-Receiver Interface)
• Manufacturer: Advanced Micro Devices

DC CHARACTERISTICS over operating range unless otherwise specified
Am7968-175 TAXIchip Transmitter
*See notes following end of Switching Characteristics tables.
28
Parameter
Bus Interface Signals: DI0–DI7, DI8/CI3, DI9/CI2, CI0–CI1, STRB, ACK, CLK
Serial Interface Signals: SEROUT+, SEROUT–
Miscellaneous Signals: X1, V
Symbol
V
V
V
V
V
V
V
I
V
I
V
I
I
I
IHX
OH1
OH2
V
I
ILX
SC
CC
IHX
IH
I
OH
ILX
AMD
OL
IL
OL
IH
IL
I
I
Parameter Description
Output HIGH Voltage
ACK
Output HIGH Voltage
CLK
Output LOW Voltage
ACK, CLK
Input HIGH Voltage
Input LOW Voltage
Input Clamp Voltage
Input LOW Current
Input HIGH Current
Input Leakage Current
Output Short Circuit
Current ACK, CLK
Output HIGH Voltage
Output LOW Voltage
Input HIGH Voltage X1
Input LOW Voltage X1
Input LOW Current X1
Input HIGH Current X1
Supply Current
CC1
, V
CC2
, V
CC3
Test Conditions (Note 1)
V
V
V
V
V
V
V
V
V
V
V
V
V
(Note 4)
V
V
V
V
SEROUT = ECL
Load, DMS = 0
V
V
CC
IN
CC
IN
CC
IN
CC
CC
CC
CC
CC
CC
IN
CC
CC
IN
IN
CC1
CC3
= 0 or 3 V
= 0 or 3 V
= 0 or 3 V
= 5.5 V
= 0.45 V
= 2.4 V
= Min, I
= Min, I
= Min, I
= Max (Note 9)
= Max (Note 9)
= Min I
= Max, V
= Max, V
= Max,
= Min ECL Load
= Min ECL Load
Am7968/Am7969-175
= V
= Max
CC2
IN
OH
OL
OH
=
IN
IN
= –18 mA
= 8 mA
= –3 mA
= –1 mA
= 0.4 V
= 2.7 V
All Inputs
Except CLK
CLK Input
Pin V
Pin V
Pin V
CC1
CC2
CC3
(TTL)
(ECL)
(CML)
–1.025
–1.81
V
V
Min
–15
2.4
2.4
2.0
2.0
CC
CC
–0.88
–400
–900
+600
Max
0.45
–1.5
V
–1.62
150
–85
V
200
0.8
0.8
50
50
20
45
CC
CC
Unit
mA
mA
mA
mA
V
V
V
V
V
V
V
V
V
V
A
A
A
A
A
A