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LT1789CS8-10-TR

LT1789CS8-10-TR首页预览图
型号: LT1789CS8-10-TR
PDF文件:
  • LT1789CS8-10-TR PDF文件
  • LT1789CS8-10-TR PDF在线浏览
功能描述: Micropower, Single Supply Rail-to-Rail Output Instrumentation Amplifiers
PDF文件大小: 332.09 Kbytes
PDF页数: 共24页
制造商: LINER[Linear Technology]
制造商LOGO: LINER[Linear Technology] LOGO
制造商网址: http://www.linear.com
捡单宝LT1789CS8-10-TR
PDF页面索引
120%
LT1789-1/LT1789-10
3
1789fc
3V AND 5V ELECTRICAL CHARACTERISTICS
V
S
= 3V, 0V; V
S
= 5V, 0V; R
L
= 20k, V
CM
= V
REF
= half
supply, T
A
= 25°C, unless otherwise noted.
SYMBOL PARAMETER CONDITIONS
LT1789-1 LT1789-10
UNITSMIN TYP MAX MIN TYP MAX
V
OST
Total Input Referred Offset Voltage V
OST
= V
OSI
+ V
OSO
/G
V
OSI
Input Offset Voltage G = 1000 15 100 20 160 μV
V
OSO
Output Offset Voltage G = 1 (LT1789-1), G =10 (LT1789-10) 150 750 650 3000 μV
I
OS
Input Offset Current (Note 6) 0.2 4 0.2 4 nA
I
B
Input Bias Current (Note 6) 19 40 19 40 nA
e
n
Input Noise Voltage,
RTI (Referred to Input)
G = 1, f
O
= 0.1Hz to 10Hz
G = 10
G = 100, 1000
5.0
1.5
1.0
4.6
1.1
μV
P-P
μV
P-P
μV
P-P
Total RTI Noise = √e
ni
2
+ (e
no
/G)
2
e
ni
Input Noise Voltage Density, RTI f
O
= 1kHz (Note 7) 48 85 52 90 nV/√Hz
e
no
Output Noise Voltage Density, RTI f
O
= 1kHz (Note 3) 330 270 nV/√Hz
i
n
Input Noise Current f
O
= 0.1Hz to 10Hz 16 16 pA
P-P
Input Noise Current Density f
O
= 1kHz 62 62 fA/√Hz
R
IN
Input Resistance V
IN
= 0V to (+V
S
) – 1V (Note 6) 0.75 1.6 0.75 1.6
C
IN
Input Capacitance Differential
Common Mode
1.6
1.6
1.6
1.6
pF
pF
V
CM
Input Voltage Range 0 +V
S
– 1 0 +V
S
– 1.2 V
CMRR Common Mode Rejection Ratio 1k Source Imbalance (Note 6)
LT1789-1,V
CM
= 0V to (+V
S
) – 1V
LT1789-10, V
CM
= 0V to (+V
S
) – 1.2V
G = 1
G = 10
G = 100
G = 1000
79
96
100
100
88
106
114
114
88
98
98
105
113
113
dB
dB
dB
dB
PSRR Power Supply Rejection Ratio V
S
= 2.5V to 12.5V, V
CM
= V
REF
= 1V
G = 1
G = 10
G = 100
G = 1000
90
100
102
102
100
113
116
116
94
102
102
109
120
120
dB
dB
dB
dB
Minimum Supply Voltage 2.2 2.5 2.2 2.5 V
I
S
Supply Current (Note 7) 67 95 67 95 μA
V
OL
Output Voltage Swing LOW (Note 7) 54 100 62 110 mV
V
OH
Output Voltage Swing HIGH (Note 7) +V
S
– 0.3 +V
S
– 0.19 +V
S
– 0.3 +V
S
– 0.19 V
I
SC
Short-Circuit Current Short to GND
Short to +V
S
2.2
8.5
2.2
8.5
mA
mA
BW Bandwidth G = 1
G = 10
G = 100
G = 1000
60
30
3
0.2
25
12
1.5
kHz
kHz
kHz
kHz
SR Slew Rate G = 10, V
OUT
= 0.5V to 4.5V 0.023 0.062 V/μs
Settling Time to 0.01% 4V Step 240 190 μs
R
REFIN
Reference Input Resistance 220 220
I
REFIN
Reference Input Current V
REF
= 0V 2.7 2.7 μA
AV
REF
Reference Gain to Output 1 ±0.0001 1 ±0.0001
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