Datasheet LT6600-5 (Analog Devices) - 3
| 制造商 | Analog Devices |
| 描述 | Very Low Noise, Differential Amplifier and 5MHz Lowpass Filter |
| 页数 / 页 | 12 / 3 — ELECTRICAL CHARACTERISTICS. The. denotes the specifi cations which apply … |
| 文件格式/大小 | PDF / 158 Kb |
| 文件语言 | 英语 |
ELECTRICAL CHARACTERISTICS. The. denotes the specifi cations which apply over the full operating temperature
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LT6600-5
ELECTRICAL CHARACTERISTICS The
l
denotes the specifi cations which apply over the full operating temperature range, otherwise specifi cations are at TA = 25°C. Unless otherwise specifi ed VS = 5V (V+ = 5V, V– = 0V), RIN = 806
Ω
, and RLOAD = 1k. PARAMETER CONDITIONS MIN TYP MAX UNITS
Filter Gain, RIN = 229Ω VIN = 0.5VP-P, fIN = DC to 260kHz VS = 3V 10.4 10.9 11.5 dB VS = 5V 10.3 10.8 11.4 dB VS = ±5V 10.1 10.7 11.3 dB Filter Gain Temperature Coeffi cient (Note 2) fIN = 260kHz, VIN = 2VP-P 780 ppm/C Noise Noise BW = 10kHz to 5MHz, RIN = 806Ω 45 μVRMS Distortion (Note 4) 1MHz, 2VP-P, RL = 800Ω 2nd Harmonic 93 dBc 3rd Harmonic 96 dBc 5MHz, 2VP-P, RL = 800Ω 2nd Harmonic 66 dBc 3rd Harmonic 73 dBc Differential Output Swing Measured Between Pins 4 and 5 VS = 5V l 3.85 4.8 VP-P DIFF Pin 7 Shorted to Pin 2 VS = 3V l 3.85 4.8 VP-P DIFF Input Bias Current Average of Pin 1 and Pin 8 l –70 –30 μA Input Referred Differential Offset RIN = 806Ω VS = 3V l 5 25 mV VS = 5V l 10 30 mV VS = ±5V l 8 35 mV RIN = 229Ω VS = 3V l 5 13 mV VS = 5V l 5 16 mV VS = ±5V l 5 20 mV Differential Offset Drift 10 μV/°C Input Common Mode Voltage (Note 3) Differential Input = 500mVP-P, VS = 3V l 0.0 1.5 V RIN = 229Ω VS = 5V l 0.0 3.0 V VS = ±5V l –2.5 1.0 V Output Common Mode Voltage (Note 5) Differential Output = 2VP-P, VS = 3V l 1.0 1.5 V Pin 7 = Open VS = 5V l 1.5 3.0 V VS = ±5V l –2.5 2.0 V Output Common Mode Offset VS = 3V l –25 5 50 mV (with Respect to Pin 2) VS = 5V l –30 0 45 mV VS = ±5V l –55 –5 35 mV Common Mode Rejection Ratio 61 dB Voltage at VMID (Pin 7) VS = 5 l 2.46 2.51 2.55 V VS = 3 1.5 V VMID Input Resistance l 4.3 5.5 7.7 kΩ VOCM Bias Current VOCM = VMID = VS/2 VS = 5 l –15 –3 μA VS = 3 l –10 –3 μA Power Supply Current VS = 3V, VS = 5 28 31 mA VS = 3V, VS = 5 l 34 mA VS = ±5V l 30 38 mA
Note 1:
Stresses beyond those listed under Absolute Maximum Ratings
Note 5:
Output common mode voltage is the average of the voltages at may cause permanent damage to the device. Exposure to any Absolute Pins 4 and 5. The output common mode voltage is equal to the voltage Maximum Rating condition for extended periods may affect device applied to Pin 2. reliability and lifetime.
Note 6:
The LT6600C is guaranteed functional over the operating
Note 2:
This is the temperature coeffi cient of the internal feedback temperature range –40°C to 85°C. resistors assuming a temperature independent external resistor (RIN).
Note 7:
The LT6600C is guaranteed to meet 0°C to 70°C specifi cations and
Note 3:
The input common mode voltage is the average of the voltages is designed, characterized and expected to meet the extended temperature applied to the external resistors (RIN). Specifi cation guaranteed for limits, but is not tested at –40°C and 85°C. The LT6600I is guaranteed to R meet specifi ed performance from –40°C to 85°C. IN ≥ 229Ω.
Note 4:
Distortion is measured differentially using a differential stimulus.
Note 8:
The inputs are protected by back-to-back diodes. If the differential The input common mode voltage, the voltage at Pin 2, and the voltage at input voltage exceeds 1.4V, the input current should be limited to less than Pin 7 are equal to one half of the total power supply voltage. 10mA. 66005fb 3
ELECTRICAL CHARACTERISTICS The
l
denotes the specifi cations which apply over the full operating temperature range, otherwise specifi cations are at TA = 25°C. Unless otherwise specifi ed VS = 5V (V+ = 5V, V– = 0V), RIN = 806
Ω
, and RLOAD = 1k. PARAMETER CONDITIONS MIN TYP MAX UNITS
Filter Gain, RIN = 229Ω VIN = 0.5VP-P, fIN = DC to 260kHz VS = 3V 10.4 10.9 11.5 dB VS = 5V 10.3 10.8 11.4 dB VS = ±5V 10.1 10.7 11.3 dB Filter Gain Temperature Coeffi cient (Note 2) fIN = 260kHz, VIN = 2VP-P 780 ppm/C Noise Noise BW = 10kHz to 5MHz, RIN = 806Ω 45 μVRMS Distortion (Note 4) 1MHz, 2VP-P, RL = 800Ω 2nd Harmonic 93 dBc 3rd Harmonic 96 dBc 5MHz, 2VP-P, RL = 800Ω 2nd Harmonic 66 dBc 3rd Harmonic 73 dBc Differential Output Swing Measured Between Pins 4 and 5 VS = 5V l 3.85 4.8 VP-P DIFF Pin 7 Shorted to Pin 2 VS = 3V l 3.85 4.8 VP-P DIFF Input Bias Current Average of Pin 1 and Pin 8 l –70 –30 μA Input Referred Differential Offset RIN = 806Ω VS = 3V l 5 25 mV VS = 5V l 10 30 mV VS = ±5V l 8 35 mV RIN = 229Ω VS = 3V l 5 13 mV VS = 5V l 5 16 mV VS = ±5V l 5 20 mV Differential Offset Drift 10 μV/°C Input Common Mode Voltage (Note 3) Differential Input = 500mVP-P, VS = 3V l 0.0 1.5 V RIN = 229Ω VS = 5V l 0.0 3.0 V VS = ±5V l –2.5 1.0 V Output Common Mode Voltage (Note 5) Differential Output = 2VP-P, VS = 3V l 1.0 1.5 V Pin 7 = Open VS = 5V l 1.5 3.0 V VS = ±5V l –2.5 2.0 V Output Common Mode Offset VS = 3V l –25 5 50 mV (with Respect to Pin 2) VS = 5V l –30 0 45 mV VS = ±5V l –55 –5 35 mV Common Mode Rejection Ratio 61 dB Voltage at VMID (Pin 7) VS = 5 l 2.46 2.51 2.55 V VS = 3 1.5 V VMID Input Resistance l 4.3 5.5 7.7 kΩ VOCM Bias Current VOCM = VMID = VS/2 VS = 5 l –15 –3 μA VS = 3 l –10 –3 μA Power Supply Current VS = 3V, VS = 5 28 31 mA VS = 3V, VS = 5 l 34 mA VS = ±5V l 30 38 mA
Note 1:
Stresses beyond those listed under Absolute Maximum Ratings
Note 5:
Output common mode voltage is the average of the voltages at may cause permanent damage to the device. Exposure to any Absolute Pins 4 and 5. The output common mode voltage is equal to the voltage Maximum Rating condition for extended periods may affect device applied to Pin 2. reliability and lifetime.
Note 6:
The LT6600C is guaranteed functional over the operating
Note 2:
This is the temperature coeffi cient of the internal feedback temperature range –40°C to 85°C. resistors assuming a temperature independent external resistor (RIN).
Note 7:
The LT6600C is guaranteed to meet 0°C to 70°C specifi cations and
Note 3:
The input common mode voltage is the average of the voltages is designed, characterized and expected to meet the extended temperature applied to the external resistors (RIN). Specifi cation guaranteed for limits, but is not tested at –40°C and 85°C. The LT6600I is guaranteed to R meet specifi ed performance from –40°C to 85°C. IN ≥ 229Ω.
Note 4:
Distortion is measured differentially using a differential stimulus.
Note 8:
The inputs are protected by back-to-back diodes. If the differential The input common mode voltage, the voltage at Pin 2, and the voltage at input voltage exceeds 1.4V, the input current should be limited to less than Pin 7 are equal to one half of the total power supply voltage. 10mA. 66005fb 3