INDUSTRIALTEMPERATURERANGE

IDT74FCT2245AT/CT

FASTCMOSOCTALBIDIRECTIONALTRANSCEIVER

5

NOTES:

1. See test circuit and waveforms.

2. Minimum limits are guaranteed but not tested on Propagation Delays.

3. This parameter is guaranteed but not tested.

SWITCHING CHARACTERISTICS OVER OPERATING RANGE(1)

74FCT2245AT

74FCT2245CT

Symbol

Parameter

Condition(1)

Min.(2)

Max.

Min.(2)

Max.

Unit

tPLH

PropagationDelay

CL = 50 pF

1.5

4.6

1.5

4.1

ns

tPHL

A to B, B to A

RL = 500

Ω

tPZH

OutputEnableTime

1.5

6.2

1.5

5.8

ns

tPZL

OE

to A or B

tPHZ

OutputDisableTime

1.5

5

1.5

4.8

ns

tPLZ

OE

to A or B

tPZH

OutputEnableTime

1.5

6.2

1.5

5.8

ns

tPZL

T/R to A or B(3)

tPHZ

OutputDisableTime

1.5

5

1.5

4.8

ns

tPLZ

T/R to A or B(3)