Datasheet LTC6084, LTC6085 (Analog Devices)
| Fabricante | Analog Devices |
| Descripción | Dual/Quad 1.5MHz, Rail-to-Rail, CMOS Amplifiers |
| Páginas / Página | 16 / 1 — FEATURES. DESCRIPTION. Low Offset Voltage: 750μV Maximum. Low Offset … |
| Formato / tamaño de archivo | PDF / 247 Kb |
| Idioma del documento | Inglés |
FEATURES. DESCRIPTION. Low Offset Voltage: 750μV Maximum. Low Offset Drift: 5μV/. C Maximum. Low Input Bias Current:
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LTC6084/LTC6085 Dual/Quad 1.5MHz, Rail-to-Rail, CMOS Amplifi ers
FEATURES DESCRIPTION
n
Low Offset Voltage: 750μV Maximum
The LTC®6084/LTC6085 are dual/quad, low cost, low offset, n
Low Offset Drift: 5μV/
°
C Maximum
rail-to-rail input/output, unity-gain stable CMOS operational n
Low Input Bias Current:
amplifi ers that feature 1pA of input bias current.
1pA (Typical at 25
°
C)
A 1.5MHz gain bandwidth, and 0.5V/μs slew rate, along
40pA (≤85
°
C)
with the wide supply range and a low 0.75mV offset, make n
Rail-to-Rail Inputs and Outputs
the LTC6084/LTC6085 useful in an extensive variety of ap- n
2.5V to 5.5V Operation Voltage
plications from data acquisition to medical equipment and n Gain Bandwidth Product: 1.5MHz consumer electronics. The 110μA supply current and the n CMRR: 70dB Minimum shutdown mode are ideal for signal processing applications n PSRR: 94dB Minimum which demand performance with minimal power. n Supply Current: 110μA per Amplifi er n Shutdown Current: 1.1μA per Amplifi er The LTC6084/LTC6085 have an output stage which swings n Available in 8-Lead MSOP and 10-Lead DFN within 5mV of either supply rail to maximize signal dynamic Packages (LTC6084) and 16-Lead SSOP and DFN range in low supply applications. The input common Packages (LTC6085) mode range includes the entire supply voltage. These op amps are specifi ed on power supply voltages of 2.5V and
APPLICATIONS
5V from –40°C to 125°C. The dual amplifi er LTC6084 is available in 8-lead MSOP and 10-lead DFN packages. The n quad amplifi er LTC6085 is available in 16-lead SSOP and Portable Test Equipment n DFN packages. Medical Equipment n Consumer Electronics L, LT, LTC and LTM are registered trademarks of Linear Technology Corporation. n All other trademarks are the property of their respective owners. Data Acquisition
TYPICAL APPLICATION Shock Sensor Amplifi er Input Bias Current vs Common Mode Voltage
200k 10000 VS = 5V 20M 1000 470pF TA = 125°C 3V 20M 100 – TA T = 85°C A 1/2 2k * LTC6084 10 100k VOUT = 120mV/g 3V + TA = 25°C 1 100k 0.22μF INPUT BIAS CURRENT (pA) 0.1 60845 TA01 7Hz TO 5kHz *SHOCK SENSOR MURATA ERIE PKGS-OOMX1 0.01 0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5 www.murata.com COMMON MODE VOLTAGE (V) 60845 TA01b 60845fa 1
FEATURES DESCRIPTION
n
Low Offset Voltage: 750μV Maximum
The LTC®6084/LTC6085 are dual/quad, low cost, low offset, n
Low Offset Drift: 5μV/
°
C Maximum
rail-to-rail input/output, unity-gain stable CMOS operational n
Low Input Bias Current:
amplifi ers that feature 1pA of input bias current.
1pA (Typical at 25
°
C)
A 1.5MHz gain bandwidth, and 0.5V/μs slew rate, along
40pA (≤85
°
C)
with the wide supply range and a low 0.75mV offset, make n
Rail-to-Rail Inputs and Outputs
the LTC6084/LTC6085 useful in an extensive variety of ap- n
2.5V to 5.5V Operation Voltage
plications from data acquisition to medical equipment and n Gain Bandwidth Product: 1.5MHz consumer electronics. The 110μA supply current and the n CMRR: 70dB Minimum shutdown mode are ideal for signal processing applications n PSRR: 94dB Minimum which demand performance with minimal power. n Supply Current: 110μA per Amplifi er n Shutdown Current: 1.1μA per Amplifi er The LTC6084/LTC6085 have an output stage which swings n Available in 8-Lead MSOP and 10-Lead DFN within 5mV of either supply rail to maximize signal dynamic Packages (LTC6084) and 16-Lead SSOP and DFN range in low supply applications. The input common Packages (LTC6085) mode range includes the entire supply voltage. These op amps are specifi ed on power supply voltages of 2.5V and
APPLICATIONS
5V from –40°C to 125°C. The dual amplifi er LTC6084 is available in 8-lead MSOP and 10-lead DFN packages. The n quad amplifi er LTC6085 is available in 16-lead SSOP and Portable Test Equipment n DFN packages. Medical Equipment n Consumer Electronics L, LT, LTC and LTM are registered trademarks of Linear Technology Corporation. n All other trademarks are the property of their respective owners. Data Acquisition
TYPICAL APPLICATION Shock Sensor Amplifi er Input Bias Current vs Common Mode Voltage
200k 10000 VS = 5V 20M 1000 470pF TA = 125°C 3V 20M 100 – TA T = 85°C A 1/2 2k * LTC6084 10 100k VOUT = 120mV/g 3V + TA = 25°C 1 100k 0.22μF INPUT BIAS CURRENT (pA) 0.1 60845 TA01 7Hz TO 5kHz *SHOCK SENSOR MURATA ERIE PKGS-OOMX1 0.01 0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5 www.murata.com COMMON MODE VOLTAGE (V) 60845 TA01b 60845fa 1