74VCX163245MTDX 데이터 시트보기 (PDF) - Fairchild Semiconductor

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74VCX163245MTDX

Low Voltage 16-Bit Dual Supply Translating Transceiver with 3-STATE Outputs

Fairchild Semiconductor 

AC Loading and Waveforms

TEST

tPLH, tPHL

tPZL, tPLZ

tPZH, tPHZ

FIGURE 1. AC Test Circuit

SWITCH

OPEN

6V at VCC 3.3 r0.3V;

VCC x 2 at VCC 2.5 r 0.2V; 1.8V r 0.15V

GND

FIGURE 2. Waveform for Inverting and Non-inverting Functions

tR tF d 2.0 ns, 10% to 90%

FIGURE 3. 3-STATE Output High Enable and Disable Times for Low Voltage Logic

tR tF d 2.0 ns, 10% to 90%

FIGURE 4. 3-STATE Output Low Enable and Disable Times for Low Voltage Logic

tR tF d 2.0 ns, 10% to 90%

Symbol

Vmi

Vmo

VX

VY

3.3V r 0.3V

1.5V

1.5V

VOL  0.3V

VOH  0.3V

VCC

2.5V r 0.2V

VCC/2

VCC/2

VOL  0.15V

VOH  0.15V

1.8V r 0.15V

VCC/2

VCC/2

VOL  0.15V

VOH  0.15V

7

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