Datasheet

MAX4708/MAX4709
Fault-Protected, Single 8-to-1/
Dual 4-to-1 Multiplexers
_______________________________________________________________________________________ 3
ELECTRICAL CHARACTERISTICS—Dual Supplies (continued)
(V+ = +15V, V- = -15V, V
A_H
= +2.4V, V
A_L
= +0.8V, V
EN
= +2.4V, T
A
= T
MIN
to T
MAX
, unless otherwise noted. Typical values are at
T
A
= +25°C.) (Note 2)
PARAMETER
SYMBOL
CONDITIONS T
A
MIN
TYP
MAX
UNITS
FAULT PROTECTION
Power on -25
+25
Fault-Protected Analog Signal
Range (Notes 3, 4)
V
NO_
Power off
+25°C
-40
+40
V
+25°C
-1 +1
COM_ Output Leakage Current,
Supplies On
I
COM_
V
NO_
= ±25, V
EN
= 0
E-10
+10
µA
+25°C
-1 +1
NO_ Input Leakage Current,
Supplies On
I
NO_
V
NO_
= ±25V, V
COM_
= ±10V,
V
EN
= 0
E-10
+10
µA
+25°C
-1 +1
NO_ Input Leakage Current,
Supplies Off
I
NO_
V
NO_
= ±40V, V
COM
= 0,
V+ = 0, V- = 0
E-10
+10
µA
Fault-Trip Threshold E
V-
- 0.4
V+
+ 0.4
V
±Fault Output Turn-Off Delay R
L
= 10kΩ, V
NO_
= ±25V
+25°C 100
ns
±Fault Recovery Time R
L
= 10kΩ, V
NO_
= ±25V
+25°C 1.5
µs
LOGIC INPUT (V
EN
, V
A_
)
Logic Threshold High V
IH
E2.4 V
Logic Threshold Low V
IL
E0.8V
Input Leakage Current I
IN
V
A_
= 0.8V or 2.4V E -1 +1 µA
SWITCH DYNAMIC CHARACTERISTICS
+25°C 160
275
Enable Turn-On Time t
ON
V
NO_
= ±10V, R
L
= 1kΩ,
C
L
= 35pF, Figure 3 (Note 7)
E 400
ns
+25°C 120
200
Enable Turn-Off Time t
OFF
V
NO_
= ±10V, R
L
= 1kΩ,
C
L
= 35pF, Figure 3 (Note 7)
E 250
ns
+25°C 170
350
Transition Time t
TRANS
R
L
= 1kΩ, C
L
= 35pF,
Figure 2 (Note 7)
E 500
ns
0.1%
1
Settling Time t
SETT
V
NO_
= 5V, R
L
= 1kΩ,
C
L
= 35pF
0.01%
E
2.5
µs
Break-Before-Make Time Delay t
BBM
V
NO_
= ±10V, R
L
= 1kΩ, Figure 4
(Note 4)
E1080 ns
Charge Injection Q
V
NO
_
= 0, R
S
= 0, C
L
= 1.0nF,
Figure 5
+25°C
0pC
Off-Isolation V
ISO
f = 1M H z, V
N O_
= 1V
RM S
, R
L
= 75Ω ,
C
L
= 15p F, Fi g ur e 6 ( N ote 8)
+25°C
-70 dB