Datasheet LTC6268, LTC6269 (Analog Devices) - 8
| 制造商 | Analog Devices |
| 描述 | Dual 500MHz Ultra-Low Bias Current FET Input Op Amp |
| 页数 / 页 | 24 / 8 — TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted. … |
| 文件格式/大小 | PDF / 503 Kb |
| 文件语言 | 英语 |
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted. Input Bias Current vs Common
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LTC6268/LTC6269
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted. Input Bias Current vs Common Input Bias Current vs Supply Mode Voltage Voltage Input Bias Current vs Temperature
300 10.0 0 1600 VS = 5V VS = ±2.5V +IN 8.0 –1 1400 VCM = 0.25V –IN 200 6.0 INPUT BIAS CURRENT (fA) –2 1200 4.0 –3 100 1000 +IN 2.0 –4 +IN 800 0 0.0 –5 600 –IN –2.0 –6 CURRENT (fA) –100 400 –4.0 –7 INPUT BIAS CURRENT (fA) INPUT BIAS CURRENT (fA) –6.0 –8 –IN 200 –200 –8.0 –9 VS = 3.1V TO 5.25V 0 VCM = 1.0V –300 –10.0 –10 –200 0.0 1.0 2.0 3.0 4.0 5.0 3.0 3.5 4.0 4.5 5.0 5.5 25 45 65 85 105 125 COMMON MODE VOLTAGE (V) SUPPLY VOLTAGE (V) TEMPERATURE (°C) 6268 G10 6268 G11 6268 G12
Output Saturation Voltage Output Saturation Voltage Output Short Circuit Current vs Load Current (Output Low) vs Load Current (Output High) vs Supply Voltage
200 0 200 VS = ±2.5V TA = 125°C VS = ±2.5V VCM = 0.25V T V –40 A = 25°C CM = 0.25V 150 T 160 A = –55°C 100 SINKING TAGE (mV) TAGE (mV) –80 120 50 T –120 A = 125°C TA = 25°C TION VOL TION VOL (mA) 0 TA = –55°C –160 I SC TURA 80 TURA –50 SOURCING –200 –100 40 TA = 125°C OUTPUT SA T –240 A = 25°C OUTPUT SA VS = ±2.5V –150 TA = –55°C VCM = 0.25V 0 –280 –200 0.0 5.0 10.0 15.0 20.0 25.0 0.0 5.0 10.0 15.0 20.0 25.0 3.0 3.5 4.0 4.5 5.0 5.5 LOAD CURRENT (mA) LOAD CURRENT (mA) VS (V) 6268 G13 6268 G14 6268 G15
Wide Band Input Referred 0.1Hz to 10Hz Input Referred Voltage Noise Voltage Noise Output Voltage Noise
10 6 20 VS = ±2.5V VS = ±2.5V VS = ±2.5V 9 VCM = 0.25V VCM = 0.25V 16 VCM = 0.25V 5 ) 8 ) 12 Hz Hz /√ 7 /√ 4 V) 8 6 4 5 3 0 4 TAGE NOISE (µ –4 TAGE NOISE (nV 2 3 TAGE NOISE (nV VOL –8 VOL VOL 2 1 –12 1 –16 0 0 –20 10k 100k 1M 0 20 40 60 80 100 0 1 2 3 4 5 6 7 8 9 10 FREQUENCY (Hz) FREQUENCY (MHz) TIME (s) 6268 G16 6268 G17 6268 G18 62689f 8 For more information www.linear.com/LTC6268
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted. Input Bias Current vs Common Input Bias Current vs Supply Mode Voltage Voltage Input Bias Current vs Temperature
300 10.0 0 1600 VS = 5V VS = ±2.5V +IN 8.0 –1 1400 VCM = 0.25V –IN 200 6.0 INPUT BIAS CURRENT (fA) –2 1200 4.0 –3 100 1000 +IN 2.0 –4 +IN 800 0 0.0 –5 600 –IN –2.0 –6 CURRENT (fA) –100 400 –4.0 –7 INPUT BIAS CURRENT (fA) INPUT BIAS CURRENT (fA) –6.0 –8 –IN 200 –200 –8.0 –9 VS = 3.1V TO 5.25V 0 VCM = 1.0V –300 –10.0 –10 –200 0.0 1.0 2.0 3.0 4.0 5.0 3.0 3.5 4.0 4.5 5.0 5.5 25 45 65 85 105 125 COMMON MODE VOLTAGE (V) SUPPLY VOLTAGE (V) TEMPERATURE (°C) 6268 G10 6268 G11 6268 G12
Output Saturation Voltage Output Saturation Voltage Output Short Circuit Current vs Load Current (Output Low) vs Load Current (Output High) vs Supply Voltage
200 0 200 VS = ±2.5V TA = 125°C VS = ±2.5V VCM = 0.25V T V –40 A = 25°C CM = 0.25V 150 T 160 A = –55°C 100 SINKING TAGE (mV) TAGE (mV) –80 120 50 T –120 A = 125°C TA = 25°C TION VOL TION VOL (mA) 0 TA = –55°C –160 I SC TURA 80 TURA –50 SOURCING –200 –100 40 TA = 125°C OUTPUT SA T –240 A = 25°C OUTPUT SA VS = ±2.5V –150 TA = –55°C VCM = 0.25V 0 –280 –200 0.0 5.0 10.0 15.0 20.0 25.0 0.0 5.0 10.0 15.0 20.0 25.0 3.0 3.5 4.0 4.5 5.0 5.5 LOAD CURRENT (mA) LOAD CURRENT (mA) VS (V) 6268 G13 6268 G14 6268 G15
Wide Band Input Referred 0.1Hz to 10Hz Input Referred Voltage Noise Voltage Noise Output Voltage Noise
10 6 20 VS = ±2.5V VS = ±2.5V VS = ±2.5V 9 VCM = 0.25V VCM = 0.25V 16 VCM = 0.25V 5 ) 8 ) 12 Hz Hz /√ 7 /√ 4 V) 8 6 4 5 3 0 4 TAGE NOISE (µ –4 TAGE NOISE (nV 2 3 TAGE NOISE (nV VOL –8 VOL VOL 2 1 –12 1 –16 0 0 –20 10k 100k 1M 0 20 40 60 80 100 0 1 2 3 4 5 6 7 8 9 10 FREQUENCY (Hz) FREQUENCY (MHz) TIME (s) 6268 G16 6268 G17 6268 G18 62689f 8 For more information www.linear.com/LTC6268