Datasheet

Low-Voltage 3.5
ΩΩ
, SPDT,
CMOS Analog Switches
Maxim Integrated 3
MAX4729/MAX4730
PARAMETER SYMBOL CONDITIONS T
A
MIN TYP MAX UNITS
DYNAMIC
T
A
= +25°C 18 45
Turn-On Time (Note 5) t
ON
V
NO
, V
NC
= 2V, R
L
= 300Ω,
C
L
= 35pF, Figure 1
T
A
= - 40° C to + 85 45
ns
T
A
= +25°C 10 26
Turn-Off Time (Note 5) t
OFF
V
NO
, V
NC
= 2V, R
L
= 300Ω,
C
L
= 35pF, Figure 1
T
A
= - 40° C to + 85 26
ns
T
A
= +25°C 5
Break-Before-Make (Note 5)
V
NO
, V
NC
= 2V, R
L
= 300Ω,
C
L
= 35pF, Figure 1
T
A
= - 40° C to + 85 1
ns
Charge Injection Q V
GEN
= 0V, R
GEN
= 0, C
L
= 1.0nF, Figure 3 3 pC
NO, NC Off-Capacitance
C
NO(OFF)
,
C
NC(OFF)
f = 1MHz, Figure 4 6.5 pF
Switch On-Capacitance C
ON
f = 1MHz, Figure 4 19.5 pF
f = 1MHz -67
Off-Isolation (Note 7) V
ISO
V
NO
= V
NC
= 1V
RMS
, R
L
=
50Ω, C
L
= 5pF, Figure 2
f = 10MHz -45
dB
O n- C hannel Band w i d th - 3d B BW Signal = 0dBm, 50Ω in and out, Figure 2 300 MHz
f = 1MHz -67
Crosstalk (Note 8) V
CT
NO or NC = 1V
RMS
, C
L
=
5pF, R
L
= 50Ω, Figure 2
f = 10MHz -52
dB
Total Harmonic Distortion THD
R
L
= 600Ω, V
NC
or V
NO
=
2V
P-P
, f = 20Hz to 20kHz
+25°C 0.035 %
POWER SUPPLY
Power-Supply Range V+ 1.8 5.5 V
T
A
= +25°C 0.001
Positive Supply Current I+ V+ = 5.5V, V
IN
= 0V or 5.5V
T
A
= - 40° C to + 85 1
µA
ELECTRICAL CHARACTERISTICS (continued)
(V+ = +2.7V to +3.6V, V
IH
= +2.0V, V
IL
= +0.4V, T
A
= -40°C to +85°C, unless otherwise noted. Typical values are at T
A
= +25°C.) (Note 2)
Note 2: SC70 and µDFN parts are 100% tested at T
A
= +25°C. Limits across the full-temperature range are guaranteed by design
and correlation.
Note 3: ΔR
ON
= R
ON(MAX)
- R
ON(MIN)
.
Note 4: R
ON
flatness is defined as the difference between the maximum and minimum value of on-resistance as measured over the
specified analog signal ranges.
Note 5: Guaranteed by design.
Note 6: µDFN is guaranteed by design.
Note 7: Off-Isolation = 20log10 (VO / VI), where VO is V
COM
and VI is either V
NC
or V
NO
from the network analyzer.
Note 8: Crosstalk is measured between the two switches.