SN74AVCH245

OCTAL BUS TRANSCEIVER

WITH 3-STATE OUTPUTS

SCES264C – APRIL 1999 – REVISED DECEMBER 1999

5

POST OFFICE BOX 655303

recommended operating conditions (see Note 4)

MIN

MAX

UNIT

VCC

Supply voltage

Operating

1.4

3.6

V

VCC

Supply voltage

Data retention only

1.2

V

VCC = 1.2 V

VCC

VCC = 1.4 V to 1.6 V

0.65

× VCC

VIH

High-level input voltage

VCC = 1.65 V to 1.95 V

0.65

× VCC

V

VCC = 2.3 V to 2.7 V

1.7

VCC = 3 V to 3.6 V

2

VCC = 1.2 V

GND

VCC = 1.4 V to 1.6 V

0.35

× VCC

VIL

Low-level input voltage

VCC = 1.65 V to 1.95 V

0.35

× VCC

V

VCC = 2.3 V to 2.7 V

0.7

VCC = 3 V to 3.6 V

0.8

VI

Input voltage

0

3.6

V

VO

Output voltage

Active state

0

VCC

V

VO

Output voltage

3-state

0

3.6

V

†

VCC = 1.4 V to 1.6 V

–2

IOHS

Static high level output current†

VCC = 1.65 V to 1.95 V

–4

mA

IOHS

Static high-level output current†

VCC = 2.3 V to 2.7 V

–8

mA

VCC = 3 V to 3.6 V

–12

†

VCC = 1.4 V to 1.6 V

2

IOLS

Static low level output current†

VCC = 1.65 V to 1.95 V

4

mA

IOLS

Static low-level output current†

VCC = 2.3 V to 2.7 V

8

mA

VCC = 3 V to 3.6 V

12

∆t/∆v

Input transition rise or fall rate

VCC = 1.4 V to 3.6 V

5

ns/V

TA

Operating free-air temperature

–40

85

°C

† Dynamic drive capability is equivalent to standard outputs with IOH and IOL of ±24 mA at 2.5-V VCC. See Figure 1 for VOL vs IOL and VOH vs IOH

characteristics. Refer to the TI application reports,

AVC Logic Family Technology and Applications, literature number SCEA006, and

Dynamic Output Control (DOC

™) Circuitry Technology and Applications, literature number SCEA009.

NOTE 4: 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.