Datasheet LT1168 (Analog Devices) - 8
| Manufacturer | Analog Devices |
| Description | Low Power, Single Resistor Gain Programmable, Precision Instrumentation Amplifier |
| Pages / Page | 20 / 8 — TYPICAL PERFOR A CE CHARACTERISTICS. Change in Input Bias Current for VCM … |
| File Format / Size | PDF / 353 Kb |
| Document Language | English |
TYPICAL PERFOR A CE CHARACTERISTICS. Change in Input Bias Current for VCM = 20V. Settling Time vs Step Size
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LT1168
W U TYPICAL PERFOR A CE CHARACTERISTICS Change in Input Bias Current for VCM = 20V Settling Time vs Step Size Settling Time vs Gain
20 10 1000 VS = ±15V 302 N8 (2 LOTS) V V S = ±15 TO 0.1% S = ± 15V 18 VCM = ±10V 313 SO-8 (2 LOTS) 8 G = 1 TA = 25°C T TO 0.01% A = 25°C 615 TOTAL PARTS T ∆V A = 25°C OUT = 10V TO 0.01% 16 6 CL = 30pF 14 4 RL = 1k µs) 100 12 2 VOUT 0V RINCM = 5TΩ RINCM = 700GΩ 10 0 8 – 2 0V VOUT OUTPUT STEP (V) 10 6 – 4 SETTLING TIME ( PERCENT OF UNITS (%) 4 – 6 TO 0.01% 2 – 8 TO 0.1% 0 1 –10 0 4 8 12 16 20 24 28 32 34 8 10 12 14 16 18 20 22 24 26 28 30 32 1 10 100 1000 CHANGE IN INPUT BIAS CURRENT (pA) GAIN SETTLING TIME (µs) 1168 G21 1168 G19 1168 G20
Settling Time (0.1%) Input Bias and Offset Current Falling Edge Settling Time vs Load Capacitance vs Temperature (0.10%)
34 500 VS = ±15V 32 400 0 V G = 1, FALLING EDGE CM = 0V (V) –5 0.10 30 G = 1, RISING EDGE 300 INV SETTLING (%) –10 0.05 µs) 28 200 G = 100, FALLING EDGE IOS 0 100 26 0 0.05 0 24 G = 100, G = 10, IB (V) RISING EDGE FALLING EDGE – 5 0.10 –100 OUT 22 V SETTLING TIME ( –10 –200 G = 10, 20 VS = ±15V RISING EDGE T –300 A = 25°C 5µs/DIV 1168 G24 18 RL = 1k INPUT BIAS AND OFFSET CURRENT (pA) –400 STEP SIZE = 10V t = 0 16 –500 TA = 25°C 10 30 100 300 1000 –75 –50 –25 0 25 50 75 100 125 VS = ±15V LOAD CAPACITANCE (pF) TEMPERATURE RL = 2k CL = 15pF 1168 G22 1168 G23
Rising Edge Settling Time Settling Time (0.01%) Undistorted Output Swing (0.10%) vs Load Capacitance vs Frequency
36 35 G = 100, V 10 G = 100, S = ±15V 34 FALLING EDGE RISING EDGE 30 G = 10, 100, 1000 TA = 25°C (V) 5 0.10 INV SETTLING (%) 32 0 0.05 G = 1, RISING EDGE 25 µs) G = 1 30 0 28 20 10 0.05 G = 10, FALLING EDGE (V) 26 15 5 0.10 OUTV 24 G = 10, RISING EDGE G = 1, 0 SETTLING TIME ( FALLING 10 22 VS = ±15V EDGE 5µs/DIV T 1168 G25 A = 25°C PEAK-TO-PEAK OUTPUT SWING (V) 5 20 R t = 0 L = 1k STEP SIZE = 10V T 0 A = 25°C 18 V 10 30 100 300 1000 1 10 100 1000 S = ±15V RL = 2k LOAD CAPACITANCE (pF) FREQUENCY (kHz) CL = 15pF 1168 G26 1168 G27 1168fa 8
W U TYPICAL PERFOR A CE CHARACTERISTICS Change in Input Bias Current for VCM = 20V Settling Time vs Step Size Settling Time vs Gain
20 10 1000 VS = ±15V 302 N8 (2 LOTS) V V S = ±15 TO 0.1% S = ± 15V 18 VCM = ±10V 313 SO-8 (2 LOTS) 8 G = 1 TA = 25°C T TO 0.01% A = 25°C 615 TOTAL PARTS T ∆V A = 25°C OUT = 10V TO 0.01% 16 6 CL = 30pF 14 4 RL = 1k µs) 100 12 2 VOUT 0V RINCM = 5TΩ RINCM = 700GΩ 10 0 8 – 2 0V VOUT OUTPUT STEP (V) 10 6 – 4 SETTLING TIME ( PERCENT OF UNITS (%) 4 – 6 TO 0.01% 2 – 8 TO 0.1% 0 1 –10 0 4 8 12 16 20 24 28 32 34 8 10 12 14 16 18 20 22 24 26 28 30 32 1 10 100 1000 CHANGE IN INPUT BIAS CURRENT (pA) GAIN SETTLING TIME (µs) 1168 G21 1168 G19 1168 G20
Settling Time (0.1%) Input Bias and Offset Current Falling Edge Settling Time vs Load Capacitance vs Temperature (0.10%)
34 500 VS = ±15V 32 400 0 V G = 1, FALLING EDGE CM = 0V (V) –5 0.10 30 G = 1, RISING EDGE 300 INV SETTLING (%) –10 0.05 µs) 28 200 G = 100, FALLING EDGE IOS 0 100 26 0 0.05 0 24 G = 100, G = 10, IB (V) RISING EDGE FALLING EDGE – 5 0.10 –100 OUT 22 V SETTLING TIME ( –10 –200 G = 10, 20 VS = ±15V RISING EDGE T –300 A = 25°C 5µs/DIV 1168 G24 18 RL = 1k INPUT BIAS AND OFFSET CURRENT (pA) –400 STEP SIZE = 10V t = 0 16 –500 TA = 25°C 10 30 100 300 1000 –75 –50 –25 0 25 50 75 100 125 VS = ±15V LOAD CAPACITANCE (pF) TEMPERATURE RL = 2k CL = 15pF 1168 G22 1168 G23
Rising Edge Settling Time Settling Time (0.01%) Undistorted Output Swing (0.10%) vs Load Capacitance vs Frequency
36 35 G = 100, V 10 G = 100, S = ±15V 34 FALLING EDGE RISING EDGE 30 G = 10, 100, 1000 TA = 25°C (V) 5 0.10 INV SETTLING (%) 32 0 0.05 G = 1, RISING EDGE 25 µs) G = 1 30 0 28 20 10 0.05 G = 10, FALLING EDGE (V) 26 15 5 0.10 OUTV 24 G = 10, RISING EDGE G = 1, 0 SETTLING TIME ( FALLING 10 22 VS = ±15V EDGE 5µs/DIV T 1168 G25 A = 25°C PEAK-TO-PEAK OUTPUT SWING (V) 5 20 R t = 0 L = 1k STEP SIZE = 10V T 0 A = 25°C 18 V 10 30 100 300 1000 1 10 100 1000 S = ±15V RL = 2k LOAD CAPACITANCE (pF) FREQUENCY (kHz) CL = 15pF 1168 G26 1168 G27 1168fa 8
