Datasheet LT1920 (Analog Devices) - 3
| 制造商 | Analog Devices |
| 描述 | Single Resistor Gain Programmable, Precision Instrumentation Amplifier |
| 页数 / 页 | 12 / 3 — ELECTRICAL CHARACTERISTICS VS =. 15V, VCM = 0V, TA = 25. C, RL = 2k, … |
| 文件格式/大小 | PDF / 308 Kb |
| 文件语言 | 英语 |
ELECTRICAL CHARACTERISTICS VS =. 15V, VCM = 0V, TA = 25. C, RL = 2k, unless otherwise noted. SYMBOL. PARAMETER
该数据表的模型线
文件文字版本
LT1920
ELECTRICAL CHARACTERISTICS VS =
±
15V, VCM = 0V, TA = 25
°
C, RL = 2k, unless otherwise noted. SYMBOL PARAMETER CONDITIONS (Note 6) MIN TYP MAX UNITS
CIN(CM) Common Mode Input Capacitance fO = 100kHz 1.6 pF VCM Input Voltage Range G = 1, Other Input Grounded VS = ±2.3V to ±5V –VS + 1.9 +VS – 1.2 V VS = ±5V to ±18V –VS + 1.9 +VS – 1.4 V VS = ±2.3V to ±5V ● –VS + 2.1 +VS – 1.3 V VS = ±5V to ±18V ● –VS + 2.1 +VS – 1.4 V CMRR Common Mode Rejection Ratio 1k Source Imbalance, VCM = 0V to ±10V G = 1 75 95 dB G = 10 95 115 dB G = 100 110 125 dB G = 1000 110 140 dB PSRR Power Supply Rejection Ratio VS = ±2.3 to ±18V G = 1 80 120 dB G = 10 100 135 dB G = 100 120 140 dB G = 1000 120 150 dB IS Supply Current VS = ±2.3V to ±18V 0.9 1.3 mA VOUT Output Voltage Swing RL = 10k VS = ±2.3V to ±5V –VS + 1.1 +VS – 1.2 V VS = ±5V to ±18V –VS + 1.2 +VS – 1.3 V VS = ±2.3V to ±5V ● –VS + 1.4 +VS – 1.3 V VS = ±5V to ±18V ● –VS + 1.6 +VS – 1.5 V IOUT Output Current 20 27 mA BW Bandwidth G = 1 1000 kHz G = 10 800 kHz G = 100 120 kHz G = 1000 12 kHz SR Slew Rate G = 1, VOUT = ±10V 1.2 V/µs Settling Time to 0.01% 10V Step G = 1 to 100 14 µs G = 1000 130 µs RREFIN Reference Input Resistance 20 kΩ IREFIN Reference Input Current VREF = 0V 50 µA VREF Reference Voltage Range – VS + 1.6 +VS – 1.6 V AVREF Reference Gain to Output 1 ± 0.0001 The ● denotes specifications that apply over the full specified
Note 5:
This parameter is measured in a high speed automatic tester that temperature range. does not measure the thermal effects with longer time constants. The
Note 1:
Absolute Maximum Ratings are those values beyond which the life magnitude of these thermal effects are dependent on the package used, of a device may be impaired. heat sinking and air flow conditions.
Note 2:
Does not include the effect of the external gain resistor R
Note 6:
Typical parameters are defined as the 60% of the yield parameter G.
Note 3:
This parameter is not 100% tested. distribution.
Note 4:
The LT1920C is designed, characterized and expected to meet the industrial temperature limits, but is not tested at – 40°C and 85°C. I-grade parts are guaranteed. 3
ELECTRICAL CHARACTERISTICS VS =
±
15V, VCM = 0V, TA = 25
°
C, RL = 2k, unless otherwise noted. SYMBOL PARAMETER CONDITIONS (Note 6) MIN TYP MAX UNITS
CIN(CM) Common Mode Input Capacitance fO = 100kHz 1.6 pF VCM Input Voltage Range G = 1, Other Input Grounded VS = ±2.3V to ±5V –VS + 1.9 +VS – 1.2 V VS = ±5V to ±18V –VS + 1.9 +VS – 1.4 V VS = ±2.3V to ±5V ● –VS + 2.1 +VS – 1.3 V VS = ±5V to ±18V ● –VS + 2.1 +VS – 1.4 V CMRR Common Mode Rejection Ratio 1k Source Imbalance, VCM = 0V to ±10V G = 1 75 95 dB G = 10 95 115 dB G = 100 110 125 dB G = 1000 110 140 dB PSRR Power Supply Rejection Ratio VS = ±2.3 to ±18V G = 1 80 120 dB G = 10 100 135 dB G = 100 120 140 dB G = 1000 120 150 dB IS Supply Current VS = ±2.3V to ±18V 0.9 1.3 mA VOUT Output Voltage Swing RL = 10k VS = ±2.3V to ±5V –VS + 1.1 +VS – 1.2 V VS = ±5V to ±18V –VS + 1.2 +VS – 1.3 V VS = ±2.3V to ±5V ● –VS + 1.4 +VS – 1.3 V VS = ±5V to ±18V ● –VS + 1.6 +VS – 1.5 V IOUT Output Current 20 27 mA BW Bandwidth G = 1 1000 kHz G = 10 800 kHz G = 100 120 kHz G = 1000 12 kHz SR Slew Rate G = 1, VOUT = ±10V 1.2 V/µs Settling Time to 0.01% 10V Step G = 1 to 100 14 µs G = 1000 130 µs RREFIN Reference Input Resistance 20 kΩ IREFIN Reference Input Current VREF = 0V 50 µA VREF Reference Voltage Range – VS + 1.6 +VS – 1.6 V AVREF Reference Gain to Output 1 ± 0.0001 The ● denotes specifications that apply over the full specified
Note 5:
This parameter is measured in a high speed automatic tester that temperature range. does not measure the thermal effects with longer time constants. The
Note 1:
Absolute Maximum Ratings are those values beyond which the life magnitude of these thermal effects are dependent on the package used, of a device may be impaired. heat sinking and air flow conditions.
Note 2:
Does not include the effect of the external gain resistor R
Note 6:
Typical parameters are defined as the 60% of the yield parameter G.
Note 3:
This parameter is not 100% tested. distribution.
Note 4:
The LT1920C is designed, characterized and expected to meet the industrial temperature limits, but is not tested at – 40°C and 85°C. I-grade parts are guaranteed. 3