Precision, 8-Channel/Dual 4-Channel,
High-Performance, CMOS Analog Multiplexers
ELECTRICAL CHARACTERISTICS—Dual Supplies (continued)
(V+ = +15V, V- = -15V, GND = 0V, V
AH
= +2.4V, V
AL
= +0.8V, T
A
= T
MIN
to T
MAX
, unless otherwise noted.)
PARAMETER
INPUT
Input Current with
Input Voltage High
Input Current with
Input Voltage Low
SUPPLY
Power-Supply Range
V
EN
= V
A
= 0V or 4.5V
Positive Supply Current
I+
V
EN
= 2.4V,
V
A(ALL)
= 0V or 2.4V
V
EN
= 2.4V,
V
A(ALL)
= 0V or 2.4V
T
A
= +25°C
T
A
= T
MIN
to T
MAX
T
A
= +25°C
T
A
= T
MIN
to T
MAX
T
A
= +25°C
T
A
= T
MIN
to T
MAX
T
A
= +25°C
T
A
= T
MIN
to T
MAX
T
A
= +25°C
T
A
= +25°C
T
A
= T
MIN
to T
MAX
T
A
= +25°C
T
A
= T
MIN
to T
MAX
T
A
= +25°C
I
AH
I
AL
V
A
= 2.4V or 15V
V
EN
= 0V or 2.4V,
V
A
= 0V
-1.0
-1.0
1.0
1.0
µA
µA
SYMBOL
CONDITIONS
MIN
TYP
MAX
(Note 2)
UNITS
MAX308/MAX309
±4.5
16
0.075
-1
-10
85
10
40
85
±20
30
75
0.5
1
10
175
250
150
225
150
300
10
V
µA
mA
µA
Negative Supply Current
DYNAMIC
Transistion Time
Break-Before-Make Interval
Enable Turn-On Time
Enable Turn-Off Time
Charge Injection
(Note 3)
Off Isolation
(Note 6)
I-
t
TRANS
t
OPEN
t
ON(EN)
t
OFF(EN)
Q
Figure 2
Figure 4
Figure 3
Figure 3
C
L
= 1.0nF,
V
NO
= 0V,
R
S
= 0Ω, Figure 5
V
EN
= 0V,
R
L
= 1kΩ,
f = 100kHz, Figure 6
V
EN
= 2.4V,
f = 100kHz,
V
GEN
= 1V
P-P
,
R
L
= 1kΩ, Figure 7
f = 1MHz
f = 1MHz,
V
EN
= V
NO
= 0V,
Figure 8
MAX308
ns
ns
ns
ns
pC
2
V
ISO
T
A
= +25°C
-75
dB
Crosstalk Between Channels
V
CT
C
IN
C
NO(OFF)
T
A
= +25°C
T
A
= +25°C
T
A
= +25°C
-92
dB
Logic Input Capacitance
NO-Off Capacitance
8
3
26
pF
pF
COM-Off Capacitance
COM-On Capacitance
f = 1MHz,
V
EN
= 0.8V
C
COM(OFF)
V
COM
= 0V,
Figure 8
f = 1MHz,
V
EN
= 2.4V
C
COM(ON)
V
COM
= 0V,
Figure 8
T
A
= +25°C
MAX309
MAX308
T
A
= +25°C
MAX309
25
14
37
pF
pF
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3
MAXIM [ MAXIM INTEGRATED PRODUCTS ]
