74ABT543CMTC Просмотр технического описания (PDF) - Fairchild Semiconductor

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74ABT543CMTC

Octal Registered Transceiver with 3-STATE Outputs

Fairchild Semiconductor 

Capacitance

Symbol

Parameter

Typ

CIN

Input Capacitance

5.0

CI/O (Note 18)

Output Capacitance

11.0

Note 18: CI/O is measured at frequency, f = 1 MHz, PER MLT-STD-883B, METHOD 3012.

AC Loading

Units

pF

pF

Conditions: TA = 25°C

VCC = 0V (non I/O pins)

VCC = 5.0V (An, Bn)

*Includes jig and probe capacitance

FIGURE 1. Standard AC Test Load

FIGURE 2. VM = 1.5V

Input Pulse Requirements

AC Waveforms

Amplitude Rep. Rate

tW

tr

tf

3V

1 MHz 500 ns 2.5 ns 2.5 ns

FIGURE 3. Test Input Signal Requirements

FIGURE 4. Propagation Delay Waveforms for Inverting

and Non-Inverting Functions

FIGURE 6. 3-STATE Output HIGH

and LOW Enable and Disable Times

FIGURE 5. Propagation Delay,

Pulse Width Waveforms

FIGURE 7. Setup Time, Hold Time

and Recovery Time Waveforms

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