AC Test Conditions
Input Pulse Levels
Input Rise/Fall Times
Input Timing Reference Levels
Output Reference Levels
Output Load
VSS to 3.0V
5 ns
1.5V
1.5V
See Figures 1 - 4
PDM4M4050
1
2
DATAOUT
255Ω
+5V
480Ω
30 pF*
+5V
3
DATAOUT
255Ω
480Ω
4
5 pF*
5
* Including scope and jig capacitances
Figure 1. Output Load
* Including scope and jig capacitances
6
Figure 2. Output Load
(for tOHZ, tCHZ, tOLZ, and tCLZ)
7
DATAOUT
ZO = 50Ω
8
7
6
∆TAA 5
(Typical, ns)
4
3
2
50Ω
1
1.5V
Figure 3. Alternate Output Load
8
9
10
20 40 60 80 100 120 140 160 180 200
11
Capacitance (pF)
Figure 4. Alternate Lumped Capacative Load,
Typical Derating
12
Rev 2.2 - 7/17/97
8-49