參數(shù)資料
型號(hào)： MAX4638
廠商： Maxim Integrated Products, Inc.
英文描述： 3.5з, Single 8:1 and Dual 4:1, Low-Voltage Analog Multiplexers
中文描述： 3.5Ω、單路8:1及雙路4:1、低電壓模擬多路復(fù)用器
文件頁(yè)數(shù)： 6/15頁(yè)
文件大小： 315K
代理商： MAX4638
M
3.5
, Single 8:1 and Dual 4:1,
Low-Voltage Analog Multiplexers
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
( N o e 2
MAX
UNITS
T
A
= +25
°
C
0.75
1
On-Resistance Flatness
(Note 4)
R
FLAT(ON)
I
C OM_
= 10m A; V
N O_
=
±
1.5V
0; V + = + 2.25V V = - 2.25V T
A
= T
MIN
to T
MAX
V + = + 2.75V; V = -2.75V
V
COM_
= +1V, +2.5V;
V
NO_
= +2.5V, +1V
V + = + 2.75V; V = -2.75;
V
C OM_
= +1V + 2.5V
V
N O_
= +2.5V, + 1V
1.2
T
A
= +25
°
C
-0.25
±
0.01
0.25
NO_ Off-Leakage
Current (Note 5)
I
NO_ (OFF)
T
A
= T
MIN
to T
MAX
-0.35
0.35
nA
T
A
= +25
°
C
-0.25
±
0.01
0.25
COM_ Off-Leakage
Current (Note 5)
I
COM_ (OFF)
T
A
= T
MIN
to T
MAX
-0.35
0.35
nA
T
A
= +25
°
C
-0.25
±
0.01
0.25
COM_ On-Leakage
Current (Note 5)
I
COM_ (ON)
V + = + 2.5V V = - 2.5;
V
C OM _
= + 1V + 2.5V
V
NO_
= + 1V + 2.5V or
fl oati ng
T
A
= T
MIN
to T
MAX
-0.35
0.35
nA
DIGITAL I/O
Input Logic High
Input Logic Low
Input Leakage Current
Digital Input Capacitance
DYNAMIC
V
IH
V
IL
I
IH
,
I
IL
C
IN
2.0
V
V
μA
pF
0.4
0.1
V
IN_
= 0 or V+
-0.1
0.005
2
T
A
= +25
°
C
16
20
Transition Time (Note 5)
t
TRANS
V
NO_
= +1.2V, C
L
= 35pF,
R
L
= 100
, Figure 2
T
A
= T
MIN
to T
MAX
24
ns
T
A
= +25
°
C
14
18
Enable Turn-On Time
(Note 5)
t
ON(EN)
V
N O_
= + 1.2V C
L
= 35p F,
R
L
= 100
, Figure 4
T
A
= T
MIN
to T
MAX
20
ns
T
A
= +25
°
C
5
7
Enable Turn-Off Time
(Note 5)
t
OFF(EN)
V
N O_
= +1.2V, C
L
= 35p F,
R
L
= 100
, Figure 4
T
A
= T
MIN
to T
MAX
8
ns
T
A
= +25
°
C
8
Break-Before-Make (Note 5)
t
BBM
V
N O_
= + 1.2V C
L
= 35p F,
R
L
= 100
, Figure 3
T
A
= T
MIN
to T
MAX
1
ns
ELECTRICAL CHARACTERISTICS
—
±2.5V Dual Supplies (continued)
(V+ = +2.5 ±10%, V- = -2.5V ±10%, V
IH
= +2.0V, V
IL
= +0.4V, T
A
= T
MIN
to T
MAX
, unless otherwise noted. Typical values are at
V± = ±2.5V and T
A
= +25
°
C.)
Note 2:
The algebraic convention, where the most negative value is a minimum and the most positive value a maximum, is used in
this data sheet.
Note 3:
R
ON
= R
ON(MAX)
- R
ON(MIN)
.
Note 4:
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:
Off-Isolation = 20log
10
(V
COM_
/ V
NO_
), V
COM_
= output, V
NO_
= input to off switch.
Note 7:
Between any two switches.
Note 8:
R
ON
matching specifications for QFN packaged parts are guaranteed by design.
6
______________________________________________________________________________________
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