Datasheet LTC6226, LTC6227 (Analog Devices)
| 制造商 | Analog Devices |
| 描述 | 1nV/√Hz 420MHz GBW, 180V/µs, Low Distortion Rail-to-Rail Output Op Amps |
| 页数 / 页 | 28 / 1 — FEATURES. DESCRIPTION. Ultra Low Voltage Noise: 1nV/√Hz. Low Distortion: … |
| 文件格式/大小 | PDF / 2.3 Mb |
| 文件语言 | 英语 |
FEATURES. DESCRIPTION. Ultra Low Voltage Noise: 1nV/√Hz. Low Distortion: HD2/HD3<–90dBC at 4VP-P,1MHz. into 1kΩ
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LTC6226/LTC6227 1nV/√Hz 420MHz GBW, 180V/µs, Low Distortion Rail-to-Rail Output Op Amps
FEATURES DESCRIPTION
n
Ultra Low Voltage Noise: 1nV/√Hz
The LTC®6226/LTC6227 are very fast, low noise rail-to-rail n
Low Distortion: HD2/HD3<–90dBC at 4VP-P,1MHz
output, unity gain stable single/dual op amps, with a gain-
into 1kΩ
bandwidth product of 420MHz and a slew rate of 180V/μs. n
High Slew Rate: 180V/μs
The low input referred voltage noise of only 1nV/√Hz and n
GBW = 420MHz
low distortion of less than –90dBC for 4VP-P signals at n
–3dB Frequency (AV = +1): 330MHz
1MHz makes them ideal for applications that require high n Input Common Mode Range Includes Negative Rail dynamic range and deal with very fast signals, such as n Output Swings Rail-to-Rail driving A/D converters. n Supply Current: 5.5mA/Channel Typ The combination of low offset, low offset drift, high gain n Operating Supply Range: 2.8V to 11.75V (139dB) and high CMRR (114dB) make these excellent n Input Offset Voltage: 95μV Max devices for high dynamic range applications. n Offset Drift :0.4μV/°C n Low Power Shutdown The LTC6226 family maintains excellent performance for n Very High Open Loop Gain: 9V/μV (139dB), R supply voltages of 2.8V to 11.75V and the devices are fully L = 1kΩ n Operating Temp Range: –40°C to 125°C specified at supplies of 3V, 5V and 10V (±5V). n Single in 8-Lead SOIC, TSOT-23, 2mm × 2mm DFN. With an input range extending to the negative rail and Duals in 3mm × 3mm DFN, MS8E rail-to-rail output stage, the operational amplifier can accommodate wide swinging signals, and true single
APPLICATIONS
supply operation. n Optical Electronics: Fast AC-Coupled Transimpedance For space constrained applications, the amplifiers come Amplifiers in 2mm × 2mm DFN (single) and 3mm × 3mm DFN n Driving High Dynamic Range A/D Converters (dual) packages. The devices are also available in 8-lead n Active Filters SOIC,TSOT-23 and MS8E. n Video Amplifiers n These amplifiers can be used as replacements for many high Low Voltage Low Distortion Amplification speed op amps to improve speed, noise and dynamic range. All registered trademarks and trademarks are the property of their respective owners.
TYPICAL APPLICATION 16-Bit ADC Driver Performance Input Signal = –0.5dBFS High Performance Transparent LTC6227 Based Driver for the 16-Bit AD7380 fSMPL = 4Msps, fIN = 50kHz
0 6.23VP–P 50kHz INPUT SIGNAL –20 ADR4533 SNR = 91 dB 5V THD = –104.8 dB 3.3V –40 3.3V + SFDR = 108.5 dB –60 1/2 LTC6227 0V 3.3V 2.5V 2.2µF – –80 33Ω IN+ VCC VREF VLOGIC –100 68pF 330pF –120 AMPLITUDE (dBFS) AD7380 3.3V + –140 68pF 1/2 LTC6227 IN– –160 0V – 33Ω 62267 TA01a –180 –2.5V 0 400 800 1200 1600 2000 FREQUENCY (kHz) LTC62277 TA01b Rev 0 Document Feedback For more information www.analog.com 1 Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics (VS = ±5V) Electrical Characteristics (VS = 5V, 0V) Electrical Characteristics (VS = 3V, 0V) Typical Performance Characteristics Pin Functions Applications Information Typical Applications Package Description Typical Application Related Parts
FEATURES DESCRIPTION
n
Ultra Low Voltage Noise: 1nV/√Hz
The LTC®6226/LTC6227 are very fast, low noise rail-to-rail n
Low Distortion: HD2/HD3<–90dBC at 4VP-P,1MHz
output, unity gain stable single/dual op amps, with a gain-
into 1kΩ
bandwidth product of 420MHz and a slew rate of 180V/μs. n
High Slew Rate: 180V/μs
The low input referred voltage noise of only 1nV/√Hz and n
GBW = 420MHz
low distortion of less than –90dBC for 4VP-P signals at n
–3dB Frequency (AV = +1): 330MHz
1MHz makes them ideal for applications that require high n Input Common Mode Range Includes Negative Rail dynamic range and deal with very fast signals, such as n Output Swings Rail-to-Rail driving A/D converters. n Supply Current: 5.5mA/Channel Typ The combination of low offset, low offset drift, high gain n Operating Supply Range: 2.8V to 11.75V (139dB) and high CMRR (114dB) make these excellent n Input Offset Voltage: 95μV Max devices for high dynamic range applications. n Offset Drift :0.4μV/°C n Low Power Shutdown The LTC6226 family maintains excellent performance for n Very High Open Loop Gain: 9V/μV (139dB), R supply voltages of 2.8V to 11.75V and the devices are fully L = 1kΩ n Operating Temp Range: –40°C to 125°C specified at supplies of 3V, 5V and 10V (±5V). n Single in 8-Lead SOIC, TSOT-23, 2mm × 2mm DFN. With an input range extending to the negative rail and Duals in 3mm × 3mm DFN, MS8E rail-to-rail output stage, the operational amplifier can accommodate wide swinging signals, and true single
APPLICATIONS
supply operation. n Optical Electronics: Fast AC-Coupled Transimpedance For space constrained applications, the amplifiers come Amplifiers in 2mm × 2mm DFN (single) and 3mm × 3mm DFN n Driving High Dynamic Range A/D Converters (dual) packages. The devices are also available in 8-lead n Active Filters SOIC,TSOT-23 and MS8E. n Video Amplifiers n These amplifiers can be used as replacements for many high Low Voltage Low Distortion Amplification speed op amps to improve speed, noise and dynamic range. All registered trademarks and trademarks are the property of their respective owners.
TYPICAL APPLICATION 16-Bit ADC Driver Performance Input Signal = –0.5dBFS High Performance Transparent LTC6227 Based Driver for the 16-Bit AD7380 fSMPL = 4Msps, fIN = 50kHz
0 6.23VP–P 50kHz INPUT SIGNAL –20 ADR4533 SNR = 91 dB 5V THD = –104.8 dB 3.3V –40 3.3V + SFDR = 108.5 dB –60 1/2 LTC6227 0V 3.3V 2.5V 2.2µF – –80 33Ω IN+ VCC VREF VLOGIC –100 68pF 330pF –120 AMPLITUDE (dBFS) AD7380 3.3V + –140 68pF 1/2 LTC6227 IN– –160 0V – 33Ω 62267 TA01a –180 –2.5V 0 400 800 1200 1600 2000 FREQUENCY (kHz) LTC62277 TA01b Rev 0 Document Feedback For more information www.analog.com 1 Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics (VS = ±5V) Electrical Characteristics (VS = 5V, 0V) Electrical Characteristics (VS = 3V, 0V) Typical Performance Characteristics Pin Functions Applications Information Typical Applications Package Description Typical Application Related Parts