Datasheet

MAX4554/MAX4555/MAX4556
Force-Sense Switches
8 _______________________________________________________________________________________
ELECTRICAL CHARACTERISTICS—MAX4555 (±15V Supplies) (continued)
(V+ = +15V, V- = -15V, VL = 5V, GND = 0V, V
IN_H
= 2.4V, V
IN_L
= 0.8V, T
A
= T
MIN
to T
MAX
, unless otherwise noted. Typical values
are at T
A
= +25°C.)
ELECTRICAL CHARACTERISTICS—MAX4556 (±15V Supplies)
(V+ = +15V, V- = -15V, VL = 5V, GND = 0V, V
IN_H
= 2.4V, V
IN_L
= 0.8V, T
A
= T
MIN
to T
MAX
, unless otherwise noted. Typical values
are at T
A
= +25°C.)
6Ω ANALOG SWITCH (FORCE)
+25°C
+25°C
C, E
+25°C
C, E
+25°C
3.8 6
On-Resistance Match
(Note 4)
0.3 1
∆R
ON
1.5
Ω
On-Resistance Flatness
(Note 5)
0.05 1
R
FLAT(ON)
1.5
Ω
NO1, NC1 Off-Leakage
Current
-0.25 0.03 0.25
V
COM1
= ±10V, I
COM1
= 10mA
V
COM1
= +5V, 0V, -5V;
I
COM1
= 10mA
T
A
C, E
PARAMETER SYMBOL
MIN TYP MAX
(Note 2)
UNITS
C, E
On-Resistance R
ON
7
Analog Signal Range
V
COM1
,
V
NO1
, V
NC1
V- V+ V
C, E
+25°C
C, E
+25°C
Ω
I
COM1(OFF)
-5.0 5.0
nA
COM1 On-Leakage Current
-0.5 0.06 0.5
V
COM1
= ±10V, I
COM1
= 10mA
I
COM1(ON)
-10 10
nA
Charge Injection Q 100 pC
CONDITIONS
V+ = 16.5V, V- = -16.5V,
V
COM1
= ±10V, V
NO1
= 10V
V+ = 16.5V, V- = -16.5V,
V
COM1
= ±10V
V
COM1
= 0, Figure 13
C, E
+25°C
COM1 Off-Leakage Current
I
NO1(OFF)
,
I
NC1(OFF)
-2.5 2.5
(Note 3)
nA
-0.5 0.03 0.5
V+ = 16.5V; V- = -16.5V;
V
COM1
= ±10V; V
NO1,
V
NC1
= 10V
±
±
Power-Supply Range V+, VL, V- C, E ±4.5 ±20 V
+25°C -1.0 0.001 1.0
V- Supply Current
+25°C -1.0 0.001 1.0
I-
V+ Supply Current I+
V+ = 16.5V; V- = -16.5V;
V
EN,
V
IN_
= 0 or V+
C, E -5.0 5.0
µA
CONDITIONS
V+ = 16.5V; V- = -16.5V;
V
EN,
V
IN_
= 0 or V+
C, E -5.0 5.0
µA
+25°C -1.0 0.001 1.0
Ground Current
+25°C -1.0 0.001 1.0
I
GND
VL Supply Current I
L+
V+ = 16.5V; V- = -16.5V;
V
EN,
V
IN_
= 0 or V+
C, E -5.0 5.0
µA
V+ = 16.5V; V- = -16.5V;
V
EN,
V
IN_
= 0 or V+
C, E -5.0 5.0
µA
%0.007THD
Total Harmonic Distortion
(Force)
+25°C
UNITS
MIN TYP MAX
(Note 2)
SYMBOLPARAMETER
R
IN
= 50Ω, R
OUT
= 50Ω, f = 1MHz,
V
COM_
= 100mV
RMS
, Figure 15
dB-38V
ISO
Off Isolation (Force)
(Note 6)
+25°C
T
A
V
COM_,
V
NO_
= GND; f = 1MHz;
Figure 14
pF9C
OFF
NC_ Off-Capacitance
(Sense-Guard)
+25°C
V
COM_,
V
NO_
= GND; f = 1MHz;
Figure 14
pF22C
OFF
NC_ Off-Capacitance
(Force)
+25°C
POWER SUPPLY