MIL-M-38510/654A
NOTES:
1. Clock input pulse characteristics: tr = tf ≤ 6 ns.
2. Data, latch enable, and output enable input pulse characteristics: tr = tf ≤ 6 ns; tSETUP ≤ 30 ns;
tPULSE WIDTH ≤ 30 ns and tHOLD ≤ 15 ns.
3. CL = 50 pF and RL = 1000O.
4. Voltage measurements are to be made with respect to the network ground terminal.
5. For tPHZ and tPZH, a 1 kO resistor is connected between the output and GND terminal.
For tPZL and tPLZ, a 1 kO resistor is connected between the output and VCC terminal.
VS1 = VOL + 0.1 V (VOH - VOL). VS2 = VOH - 0.1 V (VOH - VOL).
6. The input signal for HCT device type 53 will be 0 - 3 V; however, the 50% VCC measure point is 1.3 V
for input and output signals. The 10% VCC and 90% VCC points are 0.3 V and 2.7 V, respectively.
FIGURE 3. Switching time test circuit and waveforms - Continued.
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