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AD8421 датащи(PDF) 4 Page - Analog Devices

номер детали AD8421
подробное описание детали  36V Fully-Differential Programmable-Gain Instrumentation Amplifier with 25pA Input Bias Current
PDF  34 Pages
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производитель  AD [Analog Devices]
домашняя страница  http://www.analog.com
Logo AD - Analog Devices

AD8421 датащи(HTML) 4 Page - Analog Devices

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LTC6373
4
Rev. 0
For more information www.analog.com
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
CMRR
(Note 9)
Input Common Mode Rejection Ratio
(Input Referred) ∆VICM/∆VOSDIFF
DC to 60Hz, 1kΩ Source
Imbalance, VICM = ±10V
G = 16
G = 16
l
103
98
119
dB
dB
G = 8
G = 8
l
100
98
113
dB
dB
G = 4
G = 4
l
94
92
107
dB
dB
G = 2
G = 2
l
88
86
101
dB
dB
G = 1
G = 1
l
82
80
95
dB
dB
G = 0.5
G = 0.5
l
83
80
95
dB
dB
G = 0.25
G = 0.25
l
80
75
95
dB
dB
CMRRIO
(Note 9)
Output Common Mode Rejection Ratio
(Input Referred) ∆VOCM/∆VOSDIFF
VOCM = ±13V
l
75
95
dB
PSRR
(Note 10)
Differential Power Supply Rejection
Ratio (∆VS/∆VOSDIFF)
VS = ±4.5V to ±18V
G = 16
G = 8
G = 4
G = 2
G = 1
G = 0.5
G = 0.25
l
l
l
l
l
l
l
105
102
102
100
98
95
92
142
139
136
133
130
125
120
dB
dB
dB
dB
dB
dB
dB
PSRRCM
(Note 10)
Output Common Mode Power Supply
Rejection Ratio (∆VS/∆VOSCM)
VS = ±4.5V to ±18V
l
110
135
dB
VOUT
Output Voltage, High, Either Output Pin
IL = 0mA, VS = ±4.5V
IL = –5mA, VS = ±4.5V
l
l
V+OUT – 0.6
V+OUT –1.1
V+OUT – 0.3
V+OUT – 0.7
V
V
IL = 0mA, VS = ±15V
IL = –5mA, VS = ±15V
l
l
V+OUT – 1.8
V+OUT – 1.9
V+OUT – 1.1
V+OUT – 1.3
V
V
Output Voltage, Low, Either Output Pin
IL = 0mA, VS = ±4.5V
IL = 5mA, VS = ±4.5V
l
l
V+ 0.3
V+ 0.6
V+ 0.6
V+ 1
V
V
IL = 0mA, VS = ±15V
IL = 5mA, VS = ±15V
l
l
V+ 1.1
V+ 1.2
V+ 1.8
V+ 1.9
V
V
ISC
Output Short-Circuit Current, Either Output
Pin, Sinking
VS = ±4.5V
VS = ±15V
l
l
27
35
39
47
mA
mA
Output Short-Circuit Current, Either Output
Pin, Sourcing
VS = ±4.5V
VS = ±15V
l
l
23
29
33
38
mA
mA
GCM
Common Mode Gain (∆VOUTCM/∆VOCM)
VS = ±4.5V, VOCM = ±3V
VS = ±15V, VOCM = ±13V
l
l
1
1
V/V
V/V
∆GCM
Common Mode Gain Error
100 × (GCM – 1)
VS = ±4.5V, VOCM = ±3V
VS = ±15V, VOCM = ±13V
l
l
0.05
0.05
0.1
0.1
%
%
BAL
Output Balance (∆VOUTCM/∆VOUTDIFF)
VOUTDIFF = ±10V
Single-Ended Input
Differential Input
l
l
–80
–90
–70
–75
dB
dB
VOSCM
Common Mode Offset Voltage
(VOUTCM – VOCM)
l
1
40
50
mV
mV
ELECTRICAL CHARACTERISTICS The
l
denotes the specifications which apply over the full operating
temperature range, otherwise specifications and all typical values are at TA = 25°C. V+ = V+OUT = 15V, V= –15V, VICM = VOCM = DGND =
0V, G = 1 (A2 = 5V, A1 = A0 = 0V). VS is defined as (V+ – V). VICM is defined as (V+IN + V–IN)/2. VOUTCM is defined as (V+OUT + V–OUT)/2.
VOUTDIFF is defined as (V+OUT – V–OUT).



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