MAX4781/MAX4782/MAX4783
High-Speed, Low-Voltage, 0.7 CMOS Analog
Switches/Multiplexers
4 _______________________________________________________________________________________
ELECTRICAL CHARACTERISTICS—Single +1.8V Supply
(V
CC
= +1.8V, GND = 0, V
IH
= 1V, V
IL
= 0.4V, T
A
= T
MIN
to T
MAX
, unless otherwise noted. Typical values are at T
A
= +25°C.) (Notes 2, 3)
PARAMETER SYMBOL CONDITIONS T
A
MIN TYP MAX UNITS
ANALOG SWITCH
Analog Signal Range
V
X
_, V
Y
_
,
V
Z
_, V
X
,
V
Y
, V
Z
0V
CC
V
+25°C 1.6 2.5
On-Resistance (Note 4) R
ON
V
CC
= 1.8V; I
X_
, I
Y_
, I
Z_
= 10mA;
V
X
, V
Y
, V
Z
= 1.0V
T
M IN
to T
M AX
3.5
+25°C 0.3 0.4
On-Resistance Match Between
Channels (Notes 4, 5)
R
ON
V
CC
= 1.8V; I
X_
, I
Y_
, I
Z_
= 10mA;
V
X
, V
Y
, V
Z
= 1.0V
T
M IN
to T
M AX
0.6
SWITCH DYNAMIC CHARACTERISTICS
+25°C 17 30
Turn-On Time t
ON
V
X_
, V
Y_
, V
Z_
= 1.0V; R
L
= 50;
C
L
= 35pF; Figure 1
T
M IN
to T
M AX
32
ns
+25°C 8 20
Turn-Off Time t
OFF
V
X_
, V
Y_
, V
Z_
= 1.0V; R
L
= 50;
C
L
= 35pF; Figure 1
T
M IN
to T
M AX
22
ns
+25°C 17 30
Address Transition Time t
TRANS
V
X_
, V
Y_
, V
Z_
= 1.0V; R
L
= 50;
C
L
= 35pF; Figure 2
T
M IN
to T
M AX
32
ns
+25°C 26
Break-Before-Make Time
(Note 7)
t
BBM
V
X_
, V
Y_
, V
Z_
= 1V; R
L
= 50;
C
L
= 35pF; Figure 3
T
M IN
to T
M AX
1
ns
Charge Injection Q
V
GEN
= 0, R
GEN
= 0, C
L
= 1nF,
Figure 4
+25°C -40 pC
DIGITAL I/O
Input Logic High V
IH
T
M IN
to T
M AX
1V
Input Logic Low V
IL
T
M IN
to T
M AX
0.4 V
Input Leakage Current I
IN
_V
A
, V
B
, V
C
= V
E N A B L E
= 0 or 3.6V T
M IN
to T
M AX
-1
0.000
+1 µA
POWER SUPPLY
Power-Supply Range V
CC
1.6 3.6 V
Positive Supply Current I
CC
V
CC
= 3.6V; V
A
, V
B
, V
C
,
V
E N A B L E
= 0 or 3.6V
A
Note 2: The algebraic convention is used in this data sheet; the most negative value is shown in the minimum column.
Note 3: Devices are tested at maximum hot temperature and are guaranteed by design and correlation at T
A
= +25°C and -40°C
specifications.
Note 4: R
ON
and R
ON
matching specifications for thin QFN-packaged parts are guaranteed by design.
Note 5: R
ON
= R
ON(MAX)
- R
ON(MIN).
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: Guaranteed by design; not production tested.
Note 8: Off-isolation = 20log10(V
COM_
/ V
NO
), V
COM_
= output, V
NO
= input to off switch.
Note 9: Between any two channels.
MAX4781/MAX4782/MAX4783
High-Speed, Low-Voltage, 0.7 CMOS Analog
Switches/Multiplexers
_______________________________________________________________________________________ 5
ON-RESISTANCE vs. V
X
, V
Y
, V
Z
MAX4781 toc01
V
X
, V
Y
, V
Z
(V)
R
ON
()
3.22.80.4 0.8 1.2 2.01.6 2.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
2.0
0.4
0 3.6
V
CC
= 1.8V
V
CC
= 2.0V
V
CC
= 2.5V
V
CC
= 2.7V
V
CC
= 3.6V
V
CC
= 3.3V
V
CC
= 3.0V
ON-RESISTANCE vs. V
X
, V
Y
, V
Z
,
AND TEMPERATURE
MAX4781 toc02
V
X
, V
Y
, V
Z
(V)
R
ON
()
2.50.5 1.0 1.5 2.0
0.1
0.2
0.3
0.4
0.6
0.5
0.7
0.9
0.8
1.0
0
0 3.0
T
A
= +85°C
T
A
= +25°C
T
A
= -40°C
V
CC
= 3.0V
1
-40 856010 35-15
LEAKAGE CURRENT vs. TEMPERATURE
100
1000
10
MAX4781toc03
TEMPERATURE (°C)
I
X
, I
Y
, I
Z
(pA)
ON
OFF
V
CC
= 3.6V
CHARGE INJECTION vs. V
X
, V
Y
, V
Z
MAX4781 toc04
V
X
, V
Y
, V
Z
(V)
CHARGE INJECTION (pC)
2.50.5 1.0 1.5 2.0
-100
-80
-60
-20
-40
0
40
20
60
-120
0 3.0
V
CC
= 1.8V
V
CC
= 3.0V
1000
1.6 2.0 2.4 2.8 3.2 3.6
100
10
1
0.1
0.01
SUPPLY CURRENT vs. TEMPERATURE
MAX4781 toc05
V
CC
(V)
I
CC
(nA)
T
A
= -40°C
T
A
= +25°C
T
A
= +85°C
LOGIC THRESHOLD
vs. SUPPLY VOLTAGE
MAX4781 toc06
SUPPLY VOLTAGE (V)
LOGIC THRESHOLD (V)
2.1 2.6 3.1
0.6
0.7
0.9
0.8
1.0
1.1
1.2
0.5
1.6 3.6
RISING
FALLING
TURN-ON/TURN-OFF TIME
vs. SUPPLY VOLTAGE
MAX4781 toc07
SUPPLY VOLTAGE (V)
TIME (ns)
2.0 2.4 2.8 3.2
5
15
10
20
25
0
1.6 3.6
t
ON
t
OFF
TURN-ON/TURN-OFF TIME
vs. TEMPERATURE
MAX4781 toc08
TEMPERATURE (°C)
TIME (ns)
-15 10 35 60
2
8
6
4
10
12
14
0
-40 85
t
ON
t
OFF
V
CC
= 3.0V
Typical Operating Characteristics
(GND = 0, T
A
= +25°C, unless otherwise noted.)
MAX4781/MAX4782/MAX4783
High-Speed, Low-Voltage, 0.7 CMOS Analog
Switches/Multiplexers
6 _______________________________________________________________________________________
Typical Operating Characteristics (continued)
(GND = 0, T
A
= +25°C, unless otherwise noted.)
MAX4781 Pin Description
FREQUENCY RESPONSE
FREQUENCY (Hz)
100 100k 1M 10M1k 10k 100M
RESPONSE (dB)
-110
-90
-70
-50
-30
10
-10
V
CC
= 3V
ON-RESPONSE
CROSSTALK
OFF-ISOLATION
MAX4781 toc09
0.08
0.02
10 1k 10k100 100k
TOTAL HARMONIC DISTORTION
vs. FREQUENCY
MAX4781 toc10
FREQUENCY (Hz)
THD (%)
0.03
0.04
0.05
0.06
0.07
V
CC
= 3V
PIN
TSSOP THIN QFN
NAME FUNCTION
3 1 X Analog Switch Output
64ENABLE
Digital Enable Input. Normally connect to GND. Drive to logic high to set all switches
off.
7 5 N.C. No Connection. Not internally connected.
8 6 GND Ground
9 7 C Digital Address C Input
10 8 B Digital Address B Input
11 9 A Digital Address A Input
13, 14, 15,
12, 1, 5, 2,
4
11, 12, 13,
10, 15, 3,
16, 2
X0–X7 Analog Switch Inputs X0–X7
16 14 V
CC
Positive Analog and Digital Supply Voltage Input
EP PAD Exposed Pad. Connect to GND.

MAX4783ETE+

Mfr. #:
Manufacturer:
Maxim Integrated
Description:
Analog Switch ICs 3Ch SPDT Low V Analog Switch
Lifecycle:
New from this manufacturer.
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