AM7968-125JC datasheet(32/127 Pages) AMD

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AMD

Am7968/Am7969-175

DC CHARACTERISTICS over operating range unless otherwise specified

Am7968-175 TAXIchip Transmitter

Parameter

Symbol

Parameter Description

Test Conditions (Note 1)

Min

Max

Unit

Bus Interface Signals: DI0–DI7, DI8/CI3, DI9/CI2, CI0–CI1, STRB, ACK, CLK

VOH1

Output HIGH Voltage

VCC = Min, IOH = –1 mA

2.4

ACK

VIN = 0 or 3 V

VOH2

Output HIGH Voltage

VCC = Min, IOH = –3 mA

2.4

CLK

VIN = 0 or 3 V

VOL

Output LOW Voltage

VCC = Min, IOL = 8 mA

0.45

ACK, CLK

VIN = 0 or 3 V

VIH

Input HIGH Voltage

VCC = Max (Note 9)

2.0

VIL

Input LOW Voltage

VCC = Max (Note 9)

0.8

Input Clamp Voltage

VCC = Min IIN = –18 mA

–1.5

IIL

Input LOW Current

VCC = Max, VIN = 0.4 V

–400

µA

IIH

Input HIGH Current

VCC = Max, VIN = 2.7 V

µA

Input Leakage Current

VCC = Max,

All Inputs

µA

VIN = 5.5 V

Except CLK

CLK Input

150

µA

ISC

Output Short Circuit

(Note 4)

–15

–85

Current ACK, CLK

Serial Interface Signals: SEROUT+, SEROUT–

VOH

Output HIGH Voltage

VCC = Min ECL Load

VCC

–1.025

–0.88

VOL

Output LOW Voltage

VCC = Min ECL Load

VCC

–1.81

–1.62

Miscellaneous Signals: X1, VCC1, VCC2, VCC3

VIHX

Input HIGH Voltage X1

2.0

VILX

Input LOW Voltage X1

0.8

IILX

Input LOW Current X1

VIN = 0.45 V

–900

µA

IIHX

Input HIGH Current X1

VIN = 2.4 V

+600

µA

ICC

Supply Current

SEROUT = ECL

Load, DMS = 0

VCC1 = VCC2 =

VCC3 = Max

Pin VCC1 (TTL)

Pin VCC2 (ECL)

Pin VCC3 (CML)

200

*See notes following end of Switching Characteristics tables.

AM7968-125JC Datasheet(PDF) 32 Page - Advanced Micro Devices

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