LT1638/LT1639 ELECTRICAL CHARACTERISTICS The l denotes the specifi cations which apply over the full operating temperature range of – 40°C ≤ TA ≤ 125°C, otherwise specifi cations are at TA = 25°C. VS = ±15V, VCM = 0V, VOUT = 0V, VSHDN = V– unless otherwise specifi ed. (Note 4)LT1638H/LT1639HSYMBOLPARAMETERCONDITIONSMINTYPMAXUNITS VOS Input Offset Voltage LT1638S8 250 850 μV l 3.4 mV LT1639S 350 950 μV l 3.6 mV Input Offset Voltage Drift (Note 9) l 15 μV/°C IOS Input Offset Current l 25 nA IB Input Bias Current l 250 nA CMRR Common Mode Rejection Ratio VCM = – 14.7V to 29V l 72 dB AVOL Large-Signal Voltage Gain VO = ±14V, RL = 10k 200 500 V/mV l 15 V/mV VO Output Voltage Swing No Load l ±14.8 V I l OUT = ± 5mA ±14 V I l OUT = ±10mA ±13.4 V PSRR Power Supply Rejection Ratio VS = ±1.5V to ±22V l 84 dB Minimum Supply Voltage l ±1.35 V IS Supply Current 205 280 μA l 550 μA GBW Gain Bandwidth Product f = 5kHz 750 1200 kHz l 400 kHz SR Slew Rate AV = –1, RL = ∞, VO = ±10V, 0.225 0.4 V/μs Measured at VO = ±5V l 0.1 V/μs Note 1: Stresses beyond those listed under Absolute Maximum Ratings tested or QA sampled at these temperatures. The LT1638I/LT1639I are may cause permanent damage to the device. Exposure to any Absolute guaranteed to meet specifi ed performance from –40°C to 85°C. The Maximum Rating condition for extended periods may affect device LT1638H/LT1639H are guaranteed to meet specifi ed performance from reliability and lifetime. –40°C to 125°C. Note 2: A heat sink may be required to keep the junction temperature Note 5: VS = 5V limits are guaranteed by correlation to VS = 3V and below absolute maximum. This depends on the power supply voltage VS = ±15V or VS = ±22V tests. and how many amplifi ers are shorted. Note 6: VS = 3V limits are guaranteed by correlation to VS = 5V and Note 3: The LT1638C/LT1639C and LT1638I/LT1639I are guaranteed VS = ±15V or VS = ±22V tests. functional over the operating temperature range of –40°C to 85°C The Note 7: Guaranteed by correlation to slew rate at VS = ±15V, and GBW at LT1638H/LT1639H are guaranteed functional over the operating VS = 3V and VS = ±15V tests. temperature range of –40°C to 125°C. Note 8: This specifi cation implies a typical input offset voltage of 2mV at Note 4: The LT1638C/LT1639C are guaranteed to meet specifi ed VCM = 44V and a maximum input offset voltage of 5mV at VCM = 44V. performance from 0°C to 70°C and are designed, characterized and Note 9: This parameter is not 100% tested. expected to meet specifi ed performance from –40°C to 85°C but not 16389fg 7