Datasheet LTC2301, LTC2305 (Analog Devices) - 3

LTC2301/LTC2305
ORDER INFORMATION LEAD FREE FINISH TAPE AND REEL PART MARKING
*
PACKAGE DESCRIPTION TEMPERATURE RANGE
LTC2305IMS#PBF LTC2305IMS#TRPBF 2305 12-Lead Plastic MSOP –40°C to 85°C LTC2305HMS#PBF LTC2305HMS#TRPBF 2305 12-Lead Plastic MSOP –40°C to 125°C Consult LTC Marketing for parts specifi ed with wider operating temperature ranges. *The temperature grade is identifi ed by a label on the shipping container. Consult LTC Marketing for information on non-standard lead based fi nish parts. For more information on lead free part marking, go to: http://www.linear.com/leadfree/ For more information on tape and reel specifi cations, go to: http://www.linear.com/tapeandreel/
CONVERTER AND MULTIPLEXER CHARACTERISTICS The
l
denotes the specifi cations which apply over the full operating temperature range, otherwise specifi cations are at TA = 25°C. (Note 4) PARAMETER CONDITIONS MIN TYP MAX UNITS
Resolution (No Missing Codes) l 12 Bits Integral Linearity Error (Note 5) l ±0.4 ±1 LSB Differential Linearity Error l ±0.3 ±1 LSB Bipolar Zero Error (Note 6) l ±0.5 ±8 LSB Bipolar Zero Error Drift 0.002 LSB/°C Unipolar Zero Error (Note 6) l ±0.7 ±6 LSB Unipolar Zero Error Drift 0.002 LSB/°C Unipolar Zero Error Match (LTC2305) ±0.1 ±1 LSB Bipolar Full-Scale Error External Reference (Note 7) l ±1 ±10 LSB REFCOMP = 4.096V (Note 7) l ±0.9 ±9 LSB Bipolar Full-Scale Error Drift External Reference 0.05 LSB/°C Unipolar Full-Scale Error External Reference (Note 7) l ±0.5 ±10 LSB REFCOMP = 4.096V (Note 7) l ±0.7 ±6 LSB Unipolar Full-Scale Error Drift External Reference 0.05 LSB/°C Unipolar Full-Scale Error Match (LTC2305) ±0.1 ±2 LSB
ANALOG INPUT The
l
denotes the specifi cations which apply over the full operating temperature range, otherwise specifi cations are at TA = 25°C. (Note 4) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
VIN+ Absolute Input Range (CH0, CH1, IN+) (Note 8) l –0.05 REFCOMP V VIN– Absolute Input Range (CH0, CH1, IN–) Unipolar (Note 8) l –0.05 0.25 • REFCOMP V Bipolar (Note 8) –0.05 0.75 • REFCOMP V VIN+ – VIN– Input Differential Voltage Range VIN = VIN+ – VIN– (Unipolar) l 0 to REFCOMP V VIN = VIN+ – VIN– (Bipolar) ±REFCOMP/2 V IIN Analog Input Leakage Current l ±1 μA CIN Analog Input Capacitance Sample Mode 55 pF Hold Mode 5 pF CMRR Input Common Mode Rejection Ratio 70 dB 23015fb 3