ZHCSH47 November   2017 INA317

PRODUCTION DATA.  

  1. 1 特性
  2. 2 应用
  3. 3 说明
    1.     Device Images
      1.      简化原理图
  4. 4 修订历史记录
  5. 5 Pin Configuration and Functions
    1.     Pin Functions
  6. 6 Specifications
    1. 6.1 Absolute Maximum Ratings
    2. 6.2 ESD Ratings
    3. 6.3 Recommended Operating Conditions
    4. 6.4 Thermal Information
    5. 6.5 Electrical Characteristics
    6. 6.6 Typical Characteristics
  7. 7 Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
    4. 7.4 Device Functional Modes
      1. 7.4.1 Internal Offset Correction
      2. 7.4.2 Input Common-Mode Range
  8. 8 Application and Implementation
    1. 8.1 Application Information
    2. 8.2 Typical Application
      1. 8.2.1 Design Requirements
      2. 8.2.2 Detailed Design Procedure
        1. 8.2.2.1  Setting the Gain
        2. 8.2.2.2  Internal Offset Correction
        3. 8.2.2.3  Offset Trimming
        4. 8.2.2.4  Noise Performance
        5. 8.2.2.5  Input Bias Current Return Path
        6. 8.2.2.6  Input Common-Mode Range
        7. 8.2.2.7  Operating Voltage
        8. 8.2.2.8  Low Voltage Operation
        9. 8.2.2.9  Single-Supply Operation
        10. 8.2.2.10 Input Protection
      3. 8.2.3 Application Curves
  9. 9 Power Supply Recommendations
  10. 10Layout
    1. 10.1 Layout Guidelines
    2. 10.2 Layout Example
  11. 11器件和文档支持
    1. 11.1 器件支持
      1. 11.1.1 开发支持
        1. 11.1.1.1 TINA-TI（免费下载软件）
    2. 11.2 文档支持
      1. 11.2.1 相关文档
    3. 11.3 商标
    4. 11.4 静电放电警告
    5. 11.5 Glossary
  12. 12机械、封装和可订购信息

封装选项

机械数据 (封装 | 引脚)
散热焊盘机械数据 (封装 | 引脚)
订购信息

6.5 Electrical Characteristics

for VS = 1.8 V to 5.5 V at TA = 25°C, RL = 10 kΩ, VREF = VS / 2, and G = 1 (unless otherwise noted)
PARAMETERTEST CONDITIONSMINTYPMAXUNIT
INPUT(1)
VOSI Offset voltage, RTI(2) ±10 ±25 / G ±75 ±75 / G μV
PSR vs temperature, TA = –40°C to 125°C ±0.3 ±0.5 / G μV/°C
vs power supply,1.8 V ≤ VS ≤ 5.5 V ±1 ±5 / G ±5 ±15 / G μV/V
Long-term stability See (3)
Turnon time to specified VOSI TA = –40°C to 125°C See Typical Characteristics
Impedance
ZIN Differential 100 || 3 GΩ || pF
ZIN Common-mode 100 || 3 GΩ || pF
VCM Common-mode voltage range VO = 0 V (V–) + 0.1 (V+) – 0.1 V
CMR Common-mode rejection DC to 60 Hz
VCM = (V–) + 0.1 V
to (V+) – 0.1 V, G = 1		 80 90 dB
VCM = (V–) + 0.1 V
to (V+) – 0.1 V, G = 10		 100 110 dB
VCM = (V–) + 0.1 V
to (V+) – 0.1 V, G = 100,		 100 115 dB
VCM = (V–) + 0.1 V
to (V+) – 0.1 V, G = 1000		 100 115 dB
INPUT BIAS CURRENT
IB Input bias current ±70 ±200 pA
vs temperature TA = –40°C to 125°C See Figure 26 pA/°C
IOS Input offset current ±50 ±200 pA
vs temperature TA = –40°C to 125°C See Figure 28 pA/°C
INPUT VOLTAGE NOISE
eNI Input voltage noise G = 100, RS = 0 Ω, f = 10 Hz 50 nV/√Hz
G = 100, RS = 0 Ω, f = 100 Hz 50 nV/√Hz
G = 100, RS = 0 Ω, f = 1 kHz 50 nV/√Hz
G = 100, RS = 0 Ω, f = 0.1 Hz to 10 Hz 1 μVPP
iN Input current noise f = 10 Hz 100 fA/√Hz
f = 0.1 Hz to 10 Hz 2 pAPP
GAIN
G Gain equation 1 + (100 kΩ / RG) V/V
Range of gain 1 1000 V/V
Gain error VS = 5.5 V, (V–) + 100 mV
≤ VO ≤ (V+) – 100 mV
G = 1 ±0.01% ±0.1%
G = 10 ±0.05% ±0.25%
G = 100 ±0.07% ±0.25%
G = 1000 ±0.25% ±0.5%
Gain vs temperature, G = 1 TA = –40°C to 125°C ±1 ±5 ppm/°C
Gain vs temperature, G > 1(4) TA = –40°C to 125°C ±15 ±50 ppm/°C
Gain nonlinearity VS = 5.5 V, (V–) + 100 mV
≤ VO ≤ (V+) – 100 mV
Gain nonlinearity, G = 1 to 1000 RL = 10 kΩ 10 ppm
OUTPUT
Output voltage swing from rail VS = 5.5 V
RL = 10 kΩ		 See Figure 29 50 mV
Capacitive load drive 500 pF
ISC Short-circuit current Continuous to common –40, 5 mA
FREQUENCY RESPONSE
Bandwidth, –3 dB G = 1 150 kHz
G = 10 35 kHz
G = 100 3.5 kHz
G = 1000 350 Hz
SR Slew rate VS = 5 V, VO = 4-V step, G = 1 0.16 V/μs
VS = 5 V, VO = 4-V step, G = 100 0.05 V/μs
tS Settling time to 0.01% VSTEP = 4 V, G = 1 50 μs
VSTEP = 4 V, G = 100 400 μs
tS Settling time to 0.001% VSTEP = 4 V, G = 1 60 μs
VSTEP = 4 V, G = 100 500 μs
Overload recovery 50% overdrive 75 μs
REFERENCE INPUT
RIN 300 kΩ
Voltage range V– V+ V
POWER SUPPLY
Voltage range Single voltage range 1.8 5.5 V
Dual voltage range ±0.9 ±2.75 V
IQ Quiescent current vs temperature VIN = VS / 2 50 75 μA
TA = –40°C to 125°C 80 μA
TEMPERATURE RANGE
Specified temperature range –40 125 °C
Operating temperature range –40 150 °C
(1) Total VOS, referred-to-input = (VOSI) + (VOSO / G)
(2) RTI = Referred-to-input
(3) 300-hour life test at 150°C demonstrated randomly distributed variation of approximately 1 μV
(4) Does not include effects of external resistor RG