UT54ACS164245SCC 查看數據表（PDF） - Aeroflex Corporation

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UT54ACS164245SCC

RadHard Schmitt CMOS 16-bit Bidirectional MultiPurpose Transceiver

Aeroflex Corporation 

AC ELECTRICAL CHARACTERISTICS1 (Port B = 5 Volt, Port A = 3.3 Volt)

(VDD1 = 5V ±10%; VDD2 = 3.00V to 3.6V, -55° C < TC < +125 °C) (TC = -55 °°C to +125 °°C for "C" screening and -40°°C to +125°°C for "W" screening

SYMBOL

PARAMETER

MINIMUM

MAXIMUM

UNIT

tPLH

Propagation delay Data to Bus

tPHL Propagation delay Data to Bus

1

20

ns

1

20

ns

tPZL

tPZH

tPLZ

tPHZ

tPZL 2

tPZ

2

H

Output enable time OEx to Bus

Output enable time OEx to Bus

Output disable time OEx to Bus high impedance

Output disable time OEx to Bus high impedance

Output enable time DIRx to Bus

Output enable time DIRx to Bus

1

18

ns

1

18

ns

1

20

ns

1

20

ns

1

18

ns

1

18

ns

tPLZ2 Output disable time DIRx to Bus high impedance

1

20

ns

tPH

2

Z

Output disable time DIRx to Bus high impedance

1

20

ns

Notes:

1. All specifications valid for radiation dose ≤ 1E5 rad(Si) per MIL-STD-883, Method 1019.

2. DIRx to bus times are guaranteed by design, but not tested. OEx to bus times are tested.

Propagation Delay

Input

tPLH

Output

tPHL

VDD

VDD/2

0V

VOH

VDD/2

VOL

Enable Disable Times

Control Input

tPZL

5V Output

Normally Low

5V Output

tPZH

Normally High

tPZL

3.3V Output

Normally Low

3.3V Output

tPZH

Normally High

VDD/2-0.2

VDD/2+0.2

VDD /2-0.2

VDD/2+0.2

tPLZ

.2VDD + .2V

tPHZ

.8VDD - .2V

VDD

VDD/2

0V

VDD/2

.2VDD

.8VDD

VDD/2

tPLZ

.2VDD + .2V

tPHZ

.7VDD - .2V

VDD/2

.2VDD

.7VDD

VDD/2

7

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