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參數(shù)資料
| 型號： | LT1789IS8-1#PBF |
| 廠商： | Linear Technology |
| 文件頁數(shù)： | 18/24頁 |
| 文件大?。?/td> | 0K |
| 描述： | IC INSTRUMENT AMP R-R OUT 8-SOIC |
| 標準包裝： | 100 |
| 放大器類型： | 儀表 |
| 電路數(shù)： | 1 |
| 轉(zhuǎn)換速率： | 0.026 V/µs |
| 增益帶寬積： | 60kHz |
| 電流 - 輸入偏壓： | 17nA |
| 電壓 - 輸入偏移： | 30µV |
| 電流 - 電源： | 85µA |
| 電流 - 輸出 / 通道： | 8.5mA |
| 電壓 - 電源，單路/雙路(±)： | 2.2 V ~ 36 V，±1.1 V ~ 18 V |
| 工作溫度： | -40°C ~ 85°C |
| 安裝類型： | 表面貼裝 |
| 封裝/外殼： | 8-SOIC（0.154"，3.90mm 寬） |
| 供應(yīng)商設(shè)備封裝： | 8-SO |
| 包裝： | 管件 |
| 產(chǎn)品目錄頁面： | 1323 (CN2011-ZH PDF) |
LT1789-1/LT1789-10
3
1789fc
3V AND 5V ELECTRICAL CHARACTERISTICS V
S = 3V, 0V; VS = 5V, 0V; RL = 20k, VCM = VREF = half
supply, TA = 25°C, unless otherwise noted.
SYMBOL PARAMETER
CONDITIONS
LT1789-1
LT1789-10
UNITS
MIN
TYP
MAX
MIN
TYP
MAX
VOST
Total Input Referred Offset Voltage VOST = VOSI + VOSO/G
VOSI
Input Offset Voltage
G = 1000
15
100
20
160
μV
VOSO
Output Offset Voltage
G = 1 (LT1789-1), G =10 (LT1789-10)
150
750
650
3000
μV
IOS
Input Offset Current
(Note 6)
0.2
4
0.2
4
nA
IB
Input Bias Current
(Note 6)
19
40
19
40
nA
en
Input Noise Voltage,
RTI (Referred to Input)
G = 1, fO = 0.1Hz to 10Hz
G = 10
G = 100, 1000
5.0
1.5
1.0
4.6
1.1
μVP-P
Total RTI Noise = √eni2 + (eno/G)2
eni
Input Noise Voltage Density, RTI
fO = 1kHz (Note 7)
48
85
52
90
nV/√Hz
eno
Output Noise Voltage Density, RTI fO = 1kHz (Note 3)
330
270
nV/√Hz
in
Input Noise Current
fO = 0.1Hz to 10Hz
16
pAP-P
Input Noise Current Density
fO = 1kHz
62
fA/√Hz
RIN
Input Resistance
VIN = 0V to (+VS) – 1V (Note 6)
0.75
1.6
0.75
1.6
GΩ
CIN
Input Capacitance
Differential
Common Mode
1.6
pF
VCM
Input Voltage Range
0
+VS – 1
0
+VS – 1.2
V
CMRR
Common Mode Rejection Ratio
1k Source Imbalance (Note 6)
LT1789-1,VCM = 0V to (+VS) – 1V
LT1789-10, VCM = 0V to (+VS) – 1.2V
G = 1
G = 10
G = 100
G = 1000
79
96
100
88
106
114
88
98
105
113
dB
PSRR
Power Supply Rejection Ratio
VS = 2.5V to 12.5V, VCM = VREF = 1V
G = 1
G = 10
G = 100
G = 1000
90
100
102
100
113
116
94
102
109
120
dB
Minimum Supply Voltage
2.2
2.5
2.2
2.5
V
IS
Supply Current
(Note 7)
67
95
67
95
μA
VOL
Output Voltage Swing LOW
(Note 7)
54
100
62
110
mV
VOH
Output Voltage Swing HIGH
(Note 7)
+VS – 0.3 +VS – 0.19
V
ISC
Short-Circuit Current
Short to GND
Short to +VS
2.2
8.5
2.2
8.5
mA
BW
Bandwidth
G = 1
G = 10
G = 100
G = 1000
60
30
3
0.2
25
12
1.5
kHz
SR
Slew Rate
G = 10, VOUT = 0.5V to 4.5V
0.023
0.062
V/μs
Settling Time to 0.01%
4V Step
240
190
μs
RREFIN
Reference Input Resistance
220
kΩ
IREFIN
Reference Input Current
VREF = 0V
2.7
μA
AVREF
Reference Gain to Output
1 ±0.0001
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