Datasheet

MAX4684/MAX4685
0.5
ΩΩ
/0.8
ΩΩ
Low-Voltage, Dual SPDT
Analog Switches in UCSP
_______________________________________________________________________________________ 3
ELECTRICAL CHARACTERISTICS—+3V SUPPLY (continued)
(V+ = +2.7V to +3.3V, V
IH
= +1.4V, V
IL
= +0.5V, T
A
= T
MIN
to T
MAX
, unless otherwise noted. Typical values are at +3V and +25°C.)
(Notes 3, 9, 10)
PARAMETER SYMBOL CONDITIONS T
A
MIN
TYP MAX
UNITS
+25°C
25 30
Turn-Off Time t
OFF
V+ = 2.7V, V
NO
_ or V
NC
_ = 1.5V;
R
L
= 50Ω; C
L
= 35pF; Figure 2
E40
ns
Break-Before-Make
Delay
t
BBM
V+ = 2.7V, V
NO
_, or V
NC
_ = 1.5V;
R
L
= 50Ω; C
L
= 35pF; Figure 3
E 2 15 ns
Charge Injection Q
COM_ = 0; R
S
= 0; C
L
= 1nF; Figure 4 +25°C
200 pC
Off-Isolation (Note 8) V
ISO
C
L
= 5pF; R
L
= 50Ω; f = 100kHz;
V
COM
_ = 1V
RMS
; Figure 5
+25°C
-64 dB
Crosstalk V
CT
C
L
= 5pF; R
L
= 50Ω; f = 100kHz;
V
COM
_ = 1V
RMS
; Figure 5
+25°C
-68 dB
Total Harmonic
Distortion
THD
R
L
= 600Ω, IN_ = 2Vp-p, f = 20Hz to
20kHz
+25°C0.03
%
NC_ Off-Capacitance
C
NC_
(
OFF
)
f = 1MHz; Figure 6
+25°C
84 pF
NO_ Off-Capacitance
C
NO_(OFF)
f = 1MHz; Figure 6
+25°C
37 pF
NC_ On-Capacitance
C
NC_(ON)
f = 1MHz; Figure 6
+25°C
190 pF
NO_ On-Capacitance
C
NO_(ON)
f = 1MHz; Figure 6
+25°C
150 pF
DIGITAL I/O
Input Logic High V
IH
E1.4 V
Input Logic Low V
IL
E
0.5
V
IN_ Input Leakage
Current
I
IN
_V
IN
_ = 0 or V+ E -1 1 µA
POWER SUPPLY
Power-Supply Range V+ E 1.8
5.5
V
+25°C
-50
0.04
50
S up p l y C ur r ent ( N ote 4)
I+ V+ = 5.5V; V
IN
_ = 0 or V+
E
-200 200
nA
Note 3: The algebraic convention used in this data sheet is where the most negative value is a minimum and the most positive
value a maximum.
Note 4: Guaranteed by design.
Note 5: ΔR
ON
= R
ON(MAX)
- R
ON(MIN)
, between NC1 and NC2 or between NO1 and NO2.
Note 6: Flatness is defined as the difference between the maximum and minimum value of on-resistance as measured over the
specified analog signal ranges.
Note 7: Leakage parameters are 100% tested at T
A
= +85°C, and guaranteed by correlation over rated temperature range.
Note 8: Off-isolation = 20log
10
(V
COM
/ V
NO
), V
COM
= output, V
NO
= input to off switch.
Note 9: UCSP and TDFN parts are 100% tested at +25°C only and guaranteed by design and correlation at the full hot-rated
temperature.
Note 10: -40°C specifications are guaranteed by design.