CD22M3493 Datasheet, PDF (4/6 Pages) Intersil Corporation – 12 x 8 x 1 BiMOS-E Crosspoint Switch

CD22M3493
Timing Diagram
ADDRESS
50%
50%
STROBE
DATA
RESET
SWITCH
OUTPUT
t_AS
t_SPW
50%
t_AH
t_PSN
t_PSF
t_DH
t_DS
50%
t_PZL
t_PAF
50%
t_RPW
50%
90%
t_PHZ
50%
90%
t_PZH
t_PAN
10%
TRUTH TABLE X AXIS
X ADDRESS
AX3 AX2 AX1 AX0 NOTE X SWITCH
0
0
0
0
X0
0
0
0
1
X1
0
0
1
0
X2
0
0
1
1
X3
0
1
0
0
X4
0
1
0
1
X5
0
1
1
0
4
No Connect
0
1
1
1
4
No Connect
1
0
0
0
X6
1
0
0
1
X7
1
0
1
0
X8
1
0
1
1
X9
1
1
0
0
X10
1
1
0
1
X11
1
1
1
0
4
No Connect
1
1
1
1
4
No Connect
NOTE: 4. When X switch addresses are in these states, no change in
status will occur in switches between any X and Y points.
TRUTH TABLE Y AXIS
Y ADDRESS
AY2
AY1
AY0
Y SWITCH
0
0
0
Y0
0
0
1
Y1
0
1
0
Y2
0
1
1
Y3
1
0
0
Y4
1
0
1
Y5
1
1
0
Y6
1
1
1
Y7
To make a connection (close switch) between any two points, specify an ‘‘X’’ address, a ‘‘Y’’ address, set ‘‘DATA’’ high, and switch
‘‘Strobe’’ from low to high. To break a connection, follow this same procedure with ‘‘DATA’’ low.:
X ADDRESS
Y ADDRESS
Example:
DATA AX3 AX2 AX1 AX0 AY2 AY1 AY0
To connect switch X3 to switch Y4:
1
0
0
1
1
1
0
0
To connect switch X6 to switch Y7:
1
To break connection from X3 to Y4:
0
1
0
0
0
1
1
1
0
0
1
1
1
0
0
67