MAX4540CWP 查看數據表（PDF） - Maxim Integrated
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MAX4540CWP Datasheet PDF : 20 Pages
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Low-Voltage, Single 8-to-1 and
Dual 4-to-1 Cal-Multiplexers
ELECTRICAL CHARACTERISTICS—Dual Supplies (continued)
(V+ = +5V ±10%, V- = -5V ±10%, VIH = 2.4V, VIL = 0.8V, TA = TMIN to TMAX, unless otherwise noted. Typical values at TA = +25°C.)
(Note 2)
PARAMETER
SYMBOL
LATCH TIMING (Note 3)
Setup Time
tS
Figure 7
Hold Time
Pulse Width, Latch
Enable
Enable Setup Time
INTERNAL DIVIDERS
tH
Figure 7
tMPW Figure 7
tES Figure 8
CONDITIONS
MIN TYP MAX UNITS
TA = +25°C
TA = TMIN to TMAX
45
70
ns
80
TA = +25°C
-10
0
ns
TA = TMIN to TMAX -10
TA = +25°C
30
15
ns
TA = TMIN to TMAX 40
TA = +25°C
TA = TMIN to TMAX
15
30
ns
40
Offset Divider Output
VREF = 4.096V,
REFHI = 4.096V,
REFLO = GND
TA = +25°C
14.9/
4096
15/
4096
15.1/
4096
LSB
TA = TMIN to TMAX
14.9/
4096
15/
4096
15.1/
4096
Gain Divider Output
VREF = 4.096V,
REFHI = 4.096V,
REFLO = GND
TA = +25°C
4080.9/ 4081/ 4081.1/
4096 4096 4096
LSB
TA = TMIN to TMAX
4080.9/
4096
4081/
4096
4081.1/
4096
(V+ / 2) Divider Output
Referenced to GND
TA = +25°C
2032/ 2048/ 2064/
4096 4096 4096
LSB
TA = TMIN to TMAX
2032/
4096
2048/
4096
2064/
4096
(V+ - V-) Divider Output
Referenced to V-
TA = +25°C
2544/ 2560/ 2576/
4096 4096 4096
LSB
TA = TMIN to TMAX
2544/
4096
2560/
4096
2576/
4096
Output Resistance Offset
Divider
(Note 3)
TA = +25°C
400
800
Ω
Output Resistance Gain
Divider
(Note 3)
TA = +25°C
400
800
Ω
Output Resistance
(V+ / 2) Divider
(Note 3)
TA = +25°C
6
9
kΩ
Output Resistance
(V+ - V-) Divider
(Note 3)
TA = +25°C
6
9
kΩ
Output Resistance
(REFHI, REFLO, GND)
(Note 3)
TA = +25°C
400
800
Ω
Additional Positive Supply
Current
(V+ / 2) divider active,
VIH = V+, VIL = 0 (Note 3)
TA = +25°C
V+ /
24k
V+ /
13k
mA
4 _______________________________________________________________________________________
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