Datasheet

MAX14778
Dual ±25V Above- and Below-the-Rails
4:1 Analog Multiplexer
8Maxim Integrated
Typical Operating Characteristics (continued)
(V
DD
= 5.0V, T
A
= +25°C, unless otherwise noted.)
THD+N vs. FREQUENCY
MAX14778 toc10
FREQUENCY (kHz)
THD+N (%)
20.2
0.001
0.01
0.1
1
0.0001
0.02 20
A0 TO ACOM
R
S
= 600I
R
L
= 1kI
PSRR vs. FREQUENCY
MAX14778 toc11
FREQUENCY (kHz)
PSRR (dB)
1010.1
-120
-100
-80
-60
-40
-20
0
-140
0.01 100
V
DD
TO ACOM
TURN-OFF TIME
vs. ANALOG-SIGNAL VOLTAGE
MAX14778 toc13
V
ACOM
(V)
t
OFF
(ms)
155-5-15
0.05
0.10
0.15
0.20
0.25
0.30
0.35
0.40
0.45
0.50
0
-25 25
CHARGE PUMP NOISE WITH
SWITCH DISABLED
MAX14778 toc15
FREQ (MHz)
MAG (dB)
90807060504030
-120
-100
-80
-60
-40
-20
0
-140
20 100
MEASURED AT BCOM
ENB = GND
RBW = 5100Hz
TURN-ON TIME
vs. ANALOG-SIGNAL VOLTAGE
MAX14778 toc12
V
ACOM
(V)
t
ON
(ms)
155-5-15
1.02
1.04
1.06
1.08
1.10
1.12
1.14
1.16
1.18
1.20
1.00
-25 25
CHARGE PUMP NOISE WITH
SWITCH ENABLED
MAX14778 toc14
FREQ (MHz)
MAG (dB)
90807060504030
-120
-100
-80
-60
-40
-20
0
-140
20 100
MEASURED AT BCOM
ENB = VDD
BS0 = BS1 = VDD
B2 IS CONNECTED TO GND
WITH A 50I RESISTOR
RBW = 5100Hz