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参数资料
| 型号： | LT1789IS8-1#TRPBF |
| 厂商： | Linear Technology |
| 文件页数： | 19/24页 |
| 文件大小： | 0K |
| 描述： | IC INSTRUMENT AMP R-R OUT 8-SOIC |
| 标准包装： | 2,500 |
| 放大器类型： | 仪表 |
| 电路数： | 1 |
| 转换速率： | 0.026 V/µs |
| 增益带宽积： | 60kHz |
| 电流 - 输入偏压： | 17nA |
| 电压 - 输入偏移： | 30µV |
| 电流 - 电源： | 85µA |
| 电流 - 输出 / 通道： | 8.5mA |
| 电压 - 电源，单路/双路(±)： | 2.2 V ~ 36 V，±1.1 V ~ 18 V |
| 工作温度： | -40°C ~ 85°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 8-SOIC（0.154"，3.90mm 宽） |
| 供应商设备封装： | 8-SO |
| 包装： | 带卷 (TR) |
LT1789-1/LT1789-10
4
1789fc
SYMBOL PARAMETER
CONDITIONS
LT1789-1
LT1789-10
UNITS
MIN
TYP
MAX
MIN
TYP
MAX
Gain Error (Note 6)
G = 1, VO = 0.3V to (+VS) – 1V
l
0.25
%
VO = 0.3V to (+VS) – 0.5V
G = 10 (Note 2)
G = 100 (Note 2)
l
0.53
0.55
0.30
0.53
%
Gain Nonlinearity (Note 6)
G = 1, VO = 0.3V to (+VS) – 1V
l
185
ppm
LT1789-1, VO = 0.3V to (+VS) – 0.5V
LT1789-10, VO = 0.3V to 4.7V, VS = 5V
(Note 8)
G = 10
G = 100
l
90
120
130
ppm
G/T
Gain vs Temperature
G < 1000 (Notes 2, 3)
l
5
50
5
50
ppm/°C
VOST
Total Input Referred Offset Voltage VOST = VOSI + VOSO/G
VOSI
Input Offset Voltage
G = 1000
l
150
190
V
VOSIH
Input Offset Voltage Hysteresis
(Notes 3, 5)
l
3
10
3
10
V
VOSO
Output Offset Voltage
G = 1 (LT1789-1), G = 10 (LT1789-10) l
950
3700
V
VOSOH
Output Offset Voltage Hysteresis
(Notes 3, 5)
l
50
100
300
900
V
VOSI/T
Input Offset Voltage Drift (RTI)
(Note 3)
l
0.2
0.5
0.3
0.7
V/°C
VOSO/T
Output Offset Voltage Drift
(Note 3)
l
1.5
4
7
20
V/°C
IOS
Input Offset Current
(Note 6)
l
4.5
nA
IOS/T
Input Offset Current Drift
l
3
pA/°C
IB
Input Bias Current
(Note 6)
l
45
nA
IB/T
Input Bias Current Drift
l
50
pA/°C
VCM
Input Voltage Range
l
0.2
(+VS) – 1
0.2
(+VS) – 1.5
V
CMRR
Common Mode Rejection Ratio
1k Source Imbalance (Note 6)
LT1789-1, VCM = 0.2V to (+VS) – 1V
LT1789-10, VCM = 0.2V to (+VS) – 1.5V
G = 1
G = 10
G = 100, 1000
l
77
94
98
85
96
dB
PSRR
Power Supply Rejection Ratio
VS = 2.5V to 12.5V, VCM = VREF = 1V
G = 1
G = 10
G = 100, 1000
l
88
98
100
92
100
dB
Minimum Supply Voltage
l
2.5
V
IS
Supply Current
(Note 7)
l
115
A
VOL
Output Voltage Swing LOW
(Note 7)
l
110
120
mV
VOH
Output Voltage Swing HIGH
(Note 7)
l +VS – 0.38
+VS – 0.38
V
ELECTRICAL CHARACTERISTICS The l denotes the specifications which apply over the temperature range of
0°C ≤ TA ≤ 70°C. VS = 3V, 0V; VS = 5V, 0V; RL = 20k, VREF = half supply, unless otherwise noted. (Note 4)
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