MAX4850/MAX4850H/MAX4852/MAX4852H
Dual SPDT Analog Switches with
Over-Rail Signal Handling
4 _______________________________________________________________________________________
ELECTRICAL CHARACTERISTICS (continued)
(V
CC
= +2.7V to +5.5V, T
A
= -40°C to +85°C, unless otherwise noted. Typical values are at V
CC
= +3.0V, T
A
= +25°C, unless other-
wise noted.) (Note 2)
PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS
T
A
= +25°C 15
Break-Before-Make Time
Delay (Note 3)
t
D
V
CC
= 3V, V
NO_
or V
NC_
= 1.5V,
R
L
= 300Ω, C
L
= 50pF (Figure 3)
T
A
= -40°C
to +85°C
2
ns
Charge Injection Q V
COM_
= 1.5V, R
S
= 0Ω, C
L
= 1nF (Figure 4) 8 pC
Off-Isolation (Note 6) V
ISO
f = 100kHz, V
COM_
= 1V
RMS
, R
L
= 50Ω,
C
L
= 5pF (Figure 5)
-80 dB
Crosstalk V
CT
f = 1MHz, V
COM_
= 1V
RMS
, R
L
= 50Ω, C
L
= 5pF
(Figure 5)
-95 dB
Total Harmonic Distortion THD
f = 20Hz to 20kHz, V
COM_
= 1V + 2V
P-P
,
R
L
= 600Ω
0.04 %
DIGITAL I/O (IN_)
V
CC
= 2V to 3.6V 1.4
Input-Logic High Voltage V
IH
V
CC
= 3.6V to 5.5V 1.8
V
V
CC
= 2V to 3.6V 0.5
Input-Logic Low Voltage V
IL
V
CC
= 3.6V to 5.5V 0.8
V
Input Leakage Current I
IN
V
IN_
= 0 or 5.5V -0.5 +0.5 µA
COMPARATOR
Comparator Range 0 5.5 V
Comparator Threshold V
TH
V
CC
= 2V to 5.5V, falling input
0.3 x
V
CC
0.33 x
V
CC
0.36 x
V
CC
V
Comparator Hysteresis V
CC
= 2V to 5.5V 50 mV
Comparator Output High
Voltage
I
SOURCE
= 1mA
V
CC
-
0.4V
V
Comparator Output Low
Voltage
I
SINK
= 1mA 0.4 V
Rising input (Figure 7) 2.5
Comparator Switching Time
Falling input (Figure 7) 0.5
µs
Note 2: Specifications are 100% tested at T
A
= +85°C only, and guaranteed by design and characterization over the specified
temperature range.
Note 3: Guaranteed by design and characterization; not production tested.
Note 4: ΔR
ON
= R
ON(MAX)
- R
ON(MIN)
.
Note 5: Flatness is defined as the difference between the maximum and minimum value of on-resistance as measured over the
specified analog signal ranges.
Note 6: Off-isolation = 20log
10
(V
COM_
/ V
NO_
), V
COM_
= output, V
NO_
= input to off switch.
