參數(shù)資料
型號(hào)： MAX349
廠商： Maxim Integrated Products, Inc.
英文描述： Serially Controlled, Low-Voltage, 8-Channel Multiplexers(接通電阻100Ω,漏電流0.1nA,導(dǎo)通速率0.275μs,串行控制多路轉(zhuǎn)換器)
中文描述： 串行控制、低電壓、8通道和雙4通道多路復(fù)用器
文件頁(yè)數(shù)： 3/20頁(yè)
文件大?。?/td> 214K
代理商： MAX349
M
S erially Controlled, Low-Voltage,
8-Channel/Dual 4-Channel Multiplexers
_______________________________________________________________________________________
3
ELECTRICAL CHARACTERISTICS—Dual Supplies (continued)
(V+ = +4.5V to +5.5V, V- = -4.5V to -5.5V, T
A
= T
MIN
to T
MAX
, unless otherwise noted. Typical values are at T
A
= +25°C.)
T
A
= +25°C
T
A
= +25°C
C, E, M
V
COM
= V
NO
= GND,
f = 1MHz
R
L
= 50
, C
L
= 15pF,
V
NO
= 1V
RMS
, f = 100kHz
CONDITIONS
8
T
A
= +25°C
V
±3
±8
20
30
V+, V-
Power-Supply Range
pF
T
A
= +25°C
C, E, M
C, E, M
> 90
C
(ON)
Switch On Capacitance
T
A
= +25°C
R
L
= 50
, C
L
= 15pF,
V
NO
= 1V
RMS
, f = 100kHz
< -90
dB
V
CT
Channel-to-Channel Crosstalk
DIN = CS = SCLK = 0V or V+,
RESET = 0V or V+
DIN = CS = SCLK = 0V or V+,
RESET = 0V or V+
T
A
= +25°C
C, E, M
T
A
= +25°C
T
A
= +25°C
T
A
= +25°C
T
A
= +25°C
90
150
300
From rising edge of CS
ns
t
OFF
Turn-Off Time
μA
-1
-2
0.1
1
2
I-
V- Supply Current
μA
7
I+
V+ Supply Current
UNITS
MIN
TYP
MAX
(Note 1)
SYMBOL
PARAMETER
5
40
1
2
2
From rising edge of CS
C
L
= 1nF, V
NO
= 0V, R
S
= 0
10
V
NO
= GND, f = 1MHz
V
COM
= GND, f = 1MHz
ns
pC
t
BBM
V
CTE
Break-Before-Make Delay
Charge Injection (Note 4)
C
COM(OFF)
C
NO(OFF)
COM Off Capacitance
NO Off Capacitance
pF
pF
dB
V
ISO
Off Isolation
T
A
= +25°C
C, E, M
200
275
400
From rising edge of CS
ns
t
ON
Turn-On Time
T
A
= +25°C
C, E
M
T
A
= +25°C
C, E
M
C, E, M
-0.2
-10
-100
-0.2
-5
-50
2.4
0.001
0.2
10
100
0.2
5
50
DIN, SCLK, CS, RESET Input
Voltage Logic Threshold Low
V
IL
C, E, M
0.8
V
DIN, SCLK, CS, RESET Input
Current Logic High or Low
DOUT Output Voltage Logic High
DOUT Output Voltage Logic Low
I
IH,
I
IL
V
DIN
, V
SCLK
,
V
C S
= 0.8V or 2.4V
I
DOUT
= 0.8mA
I
DOUT
= -1.6mA
C, E, M
-1
0.03
1
μA
C, E, M
C, E, M
2.8
0
V+
0.4
SCLK Input Hysteresis
SWITCH DYNAMIC CHARACTERISTICS
V
V
SCLK
HYST
V
DOUT
V
DOUT
C, E, M
100
mV
0.02
MAX349
I
COM(ON)
COM On Leakage Current
(Note 3)
V+ = 5.5V,
V- = -5.5V,
V
COM
= V
NO
=
±4.5
nA
MAX350
DIN, SCLK, CS, RESET Input
Voltage Logic Threshold High
V
IH
C, E, M
2.4
V
V
IH
V
ANALOG SWITCH (continued)
DIGITAL I/O
POWER SUPPLY
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