SN74AUCH245

OCTAL BUS TRANSCEIVER

WITH 3STATE OUTPUTS

SCES420 – JANUARY 2003

3

POST OFFICE BOX 655303

recommended operating conditions (see Note 3)

MIN

MAX

UNIT

VCC

Supply voltage

0.8

2.7

V

VCC = 0.8 V

VCC

VIH

High-level input voltage

VCC = 1.1 V to 1.95 V

0.65

× VCC

V

VIH

High level in ut voltage

VCC = 2.3 V to 2.7 V

1.7

V

VCC = 0.8 V

0

VIL

Low-level input voltage

VCC = 1.1 V to 1.95 V

0.35

× VCC

V

VIL

Low level in ut voltage

VCC = 2.3 V to 2.7 V

0.7

V

VI

Input voltage

0

3.6

V

V

O tp t oltage

Active state

0

VCC

V

VO

Output voltage

3-state

0

3.6

V

VCC = 0.8 V

–0.7

VCC = 1.1 V

–3

IOH

High-level output current

VCC = 1.4 V

–5

mA

IOH

High level out ut current

VCC = 1.65 V

–8

mA

VCC = 2.3 V

–9

VCC = 0.8 V

0.7

VCC = 1.1 V

3

IOL

Low-level output current

VCC = 1.4 V

5

mA

IOL

Low level out ut current

VCC = 1.65 V

8

mA

VCC = 2.3 V

9

∆t/∆v

Input transition rise or fall rate

20

ns/V

TA

Operating free-air temperature

–40

85

°C

NOTE 3: All unused control inputs of the device must be held at VCC or GND to ensure proper device operation. Refer to the TI application report,

Implications of Slow or Floating CMOS Inputs, literature number SCBA004.