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参数资料
| 型号： | LT1789IS8-1#TRPBF |
| 厂商： | Linear Technology |
| 文件页数： | 2/24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
10
1789fc
TYPICAL PERFORMANCE CHARACTERISTICS
Output Voltage Swing
vs Load Current
Gain vs Frequency
Slew Rate vs Temperature
Common Mode Rejection Ratio
vs Frequency
Negative Power Supply Rejection
Ratio vs Frequency
Positive Power Supply Rejection
Ratio vs Frequency
Output Impedance vs Frequency
Overshoot vs Capacitive Load
Settling Time to 0.01% vs
Output Step
OUTPUT CURRENT (mA)
OUTPUT
VOLTAGE
SWING—SOURCING
(V)
OUTPUT
VOLTAGE
SWING—SINKING
(V)
4.8
5.0
4.6
4.0
4.4
4.2
0.8
1.0
1.6
1.4
1.2
0.6
0
0.4
0.2
0.001
0.1
1
10
1789 G04
0.01
–55°C
25°C
125°C
SOURCE
SINK
VS = 5V, 0V
VREF = 2.5V
FREQUENCY (Hz)
100
GAIN
(dB)
1k
10k
100k
1789 G05
G = 1000
G = 100
G = 10
80
70
60
50
40
30
20
10
–10
–20
0
G = 1
VS = 5V, 0V
VREF = 2.5V
TEMPERATURE (°C)
–50
SLEW
RATE
(V/μs)
0.045
25
1789 G06
0.030
0.020
–25
0
50
0.015
0.010
0.050
0.040
0.035
0.025
75
100
125
VS = 5V, 0V
VREF = 2.5V
G = 1
RL = 20k
RISING
FALLING
FREQUENCY (Hz)
100
10
40
COMMON
MODE
REJECTION
RATIO
(dB)
60
80
100
120
50
70
90
110
1k
20k
10k
1879 G07
VS = 5V, 0V
VREF = 2.5V
G = 100, 1000
G = 10
G = 1
FREQUENCY (Hz)
10
NEGATIVE
POWER
SUPPLY
REJECTION
RATIO
(dB)
140
120
100
80
60
40
20
0
100
1k
20k
10k
1789 G08
VS = 5V, 0V
VREF = 2.5V
INPUT REFERRED
G = 1000
G = 100
G = 10
G = 1
FREQUENCY (Hz)
10
POSITIVE
POWER
SUPPLY
REJECTION
RATIO
(dB)
140
120
100
80
60
40
20
0
100
1k
20k
10k
1789 G09
VS = 5V, 0V
VREF = 2.5V
INPUT REFERRED
G = 100, 1000
G = 10
G = 1
FREQUENCY (Hz)
10
OUTPUT
IMPEDANCE
(Ω)
100
1k
10k
1k
10k
100k
1789 G10
1
100
VS = 5V, 0V
VREF = 2.5V
CAPACITIVE LOAD (pF)
1
40
OVERSHOOT
(%)
50
60
70
80
10
100
1000
1789 G11
30
20
10
0
90
100
VS = 5V, 0V
VREF = 2.5V
VOUT = 100mVP-P
AV = 1
AV = 10
AV ≥ 100
SETTLING TIME (μs)
0
OUTPUT
STEP
(V)
10
8
6
4
2
0
–2
–4
–6
–8
–10
400
1789 G12
100
200
300
500
VS = ±15V
RL = 20k
G = 1
(LT1789-1)
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