NLSV1T244

V
CC V
CCO x 2OPENGND PulseGenerator R
L DUT C
L R
L

Figure 2. AC (Propagation Delay) Test Circuit

Test Switch t
PLH , t
PHL OPEN t
PLZ , t
PZL V
CCO x 2 t
PHZ , t
PZH GND C
L = 15 pF or equivalent (includes probe and jig capacitance)R
L = 2 k or equivalentZ
OUT of pulse generator = 50 V
IH Input (A)Output (B)OE 0 VV
PLH t
PHL OH V
OL Waveform 1 - Propagation Delays t
R = t
F = 2.0 ns, 10% to 90%; f = 1 MHz; t
W = 500 ns V
IH n VmVm Vm VmVmVmVm Vm t 0 VV t
PZH t
PHZ V
OH Y ≈ 0 V t
PZL t
PLZ ≈ V
CC V V
X OL Waveform 2 - Output Enable and Disable Times t
R = t
F = 2.0 ns, 10% to 90%; f = 1 MHz; t
W = 500 ns Output (B)Output (B)

Figure 3. AC (Propagation Delay) Test Circuit Waveforms

V
CC Symbol 3.0 V – 4.5 V 2.3 V - 2.7 V 1.65 V - 1.95 V 1.4 V - 1.6 V 0.9 V - 1.3 V V
mA V
CCA /2 V
CCA /2 V
CCA /2 V
CCA /2 V
CCA /2 V
mB V
CCB /2 V
CCB /2 V
CCB /2 V
CCB /2 V
CCB /2 V
X V
OL x 0.1 V
OL x 0.1 V
OL x 0.1 V
OL x 0.1 V
OL x 0.1 V
Y V
OH x 0.9 V
OH x 0.9 V
OH x 0.9 V
OH x 0.9 V
OH x 0.9

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