Datasheet LTC1047 (Analog Devices) - 4
| 制造商 | Analog Devices |
| 描述 | Dual Micropower Zero-Drift Operational Amplifier with Internal Capacitors |
| 页数 / 页 | 12 / 4 — TYPICAL PERFOR A CE CHARACTERISTICS. CMRR vs Frequency. PSRR vs … |
| 文件格式/大小 | PDF / 162 Kb |
| 文件语言 | 英语 |
TYPICAL PERFOR A CE CHARACTERISTICS. CMRR vs Frequency. PSRR vs Frequency. Sampling Frequency. Gain, Phase vs Frequency,
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LTC1047
W U TYPICAL PERFOR A CE CHARACTERISTICS CMRR vs Frequency PSRR vs Frequency
160 120 VS = ±5V 140 TA = 25°C 100 120 80 100 NEGATIVE SUPPLY 80 60 CMRR (dB) PSRR (dB) 60 40 40 POSITIVE SUPPLY 20 20 0 0 1 10 100 1k 10k 100k 1 10 100 1k 10k 100k FREQUENCY (Hz) FREQUENCY (Hz) LTC1047 • TPC07 LTC1047 • TPC06
Sampling Frequency Gain, Phase vs Frequency,
±
5V vs Supply Voltage
80 45 900 TA = 25°C 60 PHASE 90 PHASE SHIFT (DEGREES) (Hz) S 800 40 135 GAIN 700 GAIN (dB) 20 180 600 0 225 SAMPLING FREQUENCY, f VS = ±5V CL = 50pF –20 270 500 102 103 104 105 106 4 6 8 10 12 14 16 FREQUENCY (Hz) TOTAL SUPPLY VOLTAGE, V+ TO V– (V) LTC1047 • TPC09 LTC1047 • TPC08
Sampling Frequency vs Temperature Small-Signal Transient Response
1000 VS = ±5V 900 (Hz) S 100mV 800 STEP 700 SAMPLING FREQUENCY, f 600 A 10 V = +1 µs/DIV 500 RL = 100k C LTC1047 • TPC11 –50 –25 0 25 50 75 100 125 L = 50pF V AMBIENT TEMPERATURE, T S = ±5V A (°C) LTC1047 • TPC010 1047fa 4
W U TYPICAL PERFOR A CE CHARACTERISTICS CMRR vs Frequency PSRR vs Frequency
160 120 VS = ±5V 140 TA = 25°C 100 120 80 100 NEGATIVE SUPPLY 80 60 CMRR (dB) PSRR (dB) 60 40 40 POSITIVE SUPPLY 20 20 0 0 1 10 100 1k 10k 100k 1 10 100 1k 10k 100k FREQUENCY (Hz) FREQUENCY (Hz) LTC1047 • TPC07 LTC1047 • TPC06
Sampling Frequency Gain, Phase vs Frequency,
±
5V vs Supply Voltage
80 45 900 TA = 25°C 60 PHASE 90 PHASE SHIFT (DEGREES) (Hz) S 800 40 135 GAIN 700 GAIN (dB) 20 180 600 0 225 SAMPLING FREQUENCY, f VS = ±5V CL = 50pF –20 270 500 102 103 104 105 106 4 6 8 10 12 14 16 FREQUENCY (Hz) TOTAL SUPPLY VOLTAGE, V+ TO V– (V) LTC1047 • TPC09 LTC1047 • TPC08
Sampling Frequency vs Temperature Small-Signal Transient Response
1000 VS = ±5V 900 (Hz) S 100mV 800 STEP 700 SAMPLING FREQUENCY, f 600 A 10 V = +1 µs/DIV 500 RL = 100k C LTC1047 • TPC11 –50 –25 0 25 50 75 100 125 L = 50pF V AMBIENT TEMPERATURE, T S = ±5V A (°C) LTC1047 • TPC010 1047fa 4