DG528CJ Datasheet, PDF (6/12 Pages) Maxim Integrated Products – 8-Channel Latchable Multiplexers

8-Channel Latchable Multiplexers
+3V
RS
+1.5V
0
SWITCH
0
OUTPUT
VO
50%
tOFF(RS)
Figure 5. Reset Turn-Off Time tOFF(RS) Test Circuit
EN
VO
∆VO
∆V_O IS THE MEASURE OF VOLTAGE ERROR DUE TO
CHARGE INJECTION. THE CHARGE INJECTION IN
COULOMBS IS Q = CL X ∆VO.
Figure 6. Charge-Injection Test Circuit
0.8 V_O
+2.4V
+15V
DG528*
LOGIC
INPUT
V+
EN
IN1 OR
A0, A1 (A2) ^IN1B
REMAINING
SWITCHES
RS
OUTB OUT
GND WR V-
+5V
SWITCH
OUTPUT
VO
1k
35pF
-15V
* AS SHOWN
V_GEN
RGEN
+15V
V+
A0, A1 (A2)
RS
S_
D
EN
GND WR V-
DG528*
+2.4V
VO
CL = 1000pF
-15V
* AS SHOWN
+3V
+1.5V
WR
0
tWW
tDW
tWD
+3V
EN, A0, A1, (A2)
0
+2.0V
+0.8V
+3V
RS
0
VO
0
SWITCH
OUTPUT
+1.5V
tRS
tOFF(RS)
Figure 7. Typical Timing Diagrams for DG528/DG529
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0.8 V_O