Datasheet LT5401 (Analog Devices) - 3

LT5401
ELECTRICAL CHARACTERISTICS Nominal Ratio of 1 only. The
l
denotes the specifications which apply over the full specified temperature range, otherwise specifications are at TA = 25°C. LT5401A LT5401 SYMBOL PARAMETER CONDITIONS MIN TYP MAX MIN TYP MAX UNITS
(∆R/R)RE Resistor Ratio Match Note 4 ±30 ±60 ppm TA = –40°C to 85°C l ±60 ±90 ppm TA = –40°C to 125°C l ±60 ±95 ppm TA = –55°C to 150°C l ±120 ppm (∆R/R)RT Resistor Ratio Match Tracking Note 5 ±30 ±60 ppm TA = –40°C to 85°C l ±50 ±80 ppm TA = –40°C to 125°C l ±60 ±95 ppm TA = –55°C to 150°C l ±100 ppm CMRR Common Mode Rejection Ratio Note 5 96.5 90.5 dB ⎛ ∆R ⎞ T l 92 88 dB ⎜ ⎟ A = –40°C to 85°C ⎝ R T l 90.5 86.5 dB CMRR ⎠ = RT G is Nominal Ratio A = –40°C to 125°C 1+G TA = –55°C to 150°C l 86 dB (∆R/R)AVE Average Resistor Ratio Match Note 6 ±25 ± 55 ppm TA = –40°C to 85°C l ±50 ±80 ppm TA = –40°C to 125°C l ±50 ±85 ppm TA = –55°C to 150°C l ±90 ppm GE Gain Error Note 6 ±25 ±55 ppm TA = –40°C to 85°C l ±50 ±80 ppm ⎛ ∆R ⎞ GE T ±50 ±85 ppm = l ⎜ ⎟ A = –40°C to 125°C ⎝ R ⎠AVE TA = –55°C to 150°C l ±90 ppm (∆R/R)RE/∆T Resistor Ratio Match Temperature Drift Note 7 l ±0.2 ±0.5 ±0.2 ±0.5 ppm/°C
ELECTRICAL CHARACTERISTICS Nominal Ratio of 0.5 only. The
l
denotes the specifications which apply over the full specified temperature range, otherwise specifications are at TA = 25°C. LT5401A LT5401 SYMBOL PARAMETER CONDITIONS MIN TYP MAX MIN TYP MAX UNITS
(∆R/R)RE Resistor Ratio Match Note 4 ±30 ±60 ppm TA = –40°C to 85°C l ±85 ±115 ppm TA = –40°C to 125°C l ±85 ±120 ppm TA = –55°C to 150°C l ±160 ppm (∆R/R)RT Resistor Ratio Match Tracking Note 5 ±30 ±60 ppm TA = –40°C to 85°C l ±55 ±85 ppm TA = –40°C to 125°C l ±65 ±100 ppm TA = –55°C to 150°C l ±110 ppm CMRR Common Mode Rejection Ratio Note 5 94 88 dB ⎛ ∆R ⎞ T l 88.7 84.9 dB ⎜ ⎟ A = –40°C to 85°C ⎝ R T l 87.3 83.5 dB CMRR ⎠ = RT G is Nominal Ratio A = –40°C to 125°C 1+G TA = –55°C to 150°C l 82.7 dB (∆R/R)AVE Average Resistor Ratio Match Note 6 ±25 ± 55 ppm TA = –40°C to 85°C l ±65 ±95 ppm TA = –40°C to 125°C l ±75 ±110 ppm TA = –55°C to 150°C l ±130 ppm GE Gain Error Note 6 ±25 ± 55 ppm TA = –40°C to 85°C l ±65 ±95 ppm ⎛ ∆R ⎞ GE T ±75 ±110 ppm = l ⎜ ⎟ A = –40°C to 125°C ⎝ R ⎠AVE TA = –55°C to 150°C l ±130 ppm (∆R/R)RE/∆T Resistor Ratio Match Temperature Drift Note 7 l ±0.2 ±0.7 ±0.2 ±0.7 ppm/°C Rev. 0 For more information www.analog.com 3 Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Order Information Pin Configuration Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Applications Information Typical Applications Package Description Typical Application Related Parts