CD22101 Datasheet, PDF (9/13 Pages) Harris Corporation – CMOS 4 x 4 x 2 Crosspoint Switch with Control Memory

CD22101, CD22102
Test Circuits and Waveforms (Continued)
V_DD
1
24
I_L
2
23
3
22
4
21
5
20
6
19
7
18
8
17
9
16
10
15
11
14
12
13
V_SS
ON
V_IS
SW
10kΩ
V_OS
50pF
SW = ANY CROSSPOINT
STROBE = DATA - IN = V_DD
V_DD
V_IS
50%
0
t_PLH
V_DD
V_OS
50%
0
50%
t_PHL
50%
FIGURE 4. OFF SWITCH INPUT OR OUTPUT LEAKAGE
CURRENT TEST CIRCUIT (16 OF 32 SWITCHES)
FIGURE 5. PROPAGATION DELAY TIME TEST CIRCUIT AND
WAVEFORMS (SIGNAL INPUT TO SIGNAL
OUTPUT, SWITCH ON)
DATA-IN
STROBE
V_DD
V_IS
SW
1kΩ
SW = ANY CROSSPOINT
V_OS
50pF
V_DD
STROBE ₀
V_DD
DATA-IN ₀
V_DD
V_OS
0
t_W
50%
t_S
t_H
50%
90%
t_PHZ
t_W
50%
t_S
50%
t_H
t_PZH
10%
FIGURE 6. PROPAGATION DELAY TIME TEST CIRCUIT AND WAVEFORMS
(STROBE TO SIGNAL OUTPUT, SWITCH TURN-ON OR TURN-OFF)
4-201