LT1002 WUATCHI G CHARACTERISTICSThe ● denotes the specifications which apply over the temperature range – 55 ° C ≤ TA ≤ 125 ° C, VS = ± 15V, unless otherwise noted.LT1002AMLT1002MSYMBOLPARAMETERCONDITIONSMINTYPMAXMINTYPMAXUNITS Input Offset Voltage Match ● – 50 140 – 60 230 µV Input Offset Voltage Tracking ● – 0.3 1.0 – 0.4 1.5 µV/°C I + B Average Non-Inverting Bias Current ● – ±1.5 ±6.0 – ±1.8 ±10.0 nA I + OS Non-Inverting Offset Current ● – 1.5 6.5 – 1.8 12.0 nA I – OS Inverting Offset Current ● – 1.5 6.5 – 1.8 12.0 nA ∆CMRR Common Mode Rejection Ratio Match VCM = ±13V ● 106 126 102 124 – dB ∆PSRR Power Supply Rejection Ratio Match VS = ±3V to ±18V ● 102 122 94 120 – dB The ● denotes the specifications which apply over the temperature range 0 ° C ≤ TA ≤ 70 ° C, VS = ± 15V, unless otherwise noted.LT1002ACLT1002CSYMBOLPARAMETERCONDITIONSMINTYPMAXMINTYPMAXUNITS Input Offset Voltage Match ● – 30 85 – 45 150 µV Input Offset Voltage Tracking ● – 0.3 1.0 – 0.4 1.5 µV/°C I + B Average Non-Inverting Bias Current ● – ±1.0 ±4.5 – ±1.2 ±7.0 nA I + OS Non-Inverting Offset Current ● – 1.0 5.0 – 1.2 8.5 nA I – OS Inverting Offset Current ● – 1.0 5.0 – 1.2 8.5 nA ∆CMRR Common Mode Rejection Ratio Match VCM = ±13V ● 108 130 – 105 128 – dB ∆PSRR Power Supply Rejection Ratio Match VS = ±3V to ±18V ● 105 126 – 98 124 – dB For MIL-STD components, please refer to LTC 883C data sheet for test of operation. Excluding the initial hour of operation, changes in VOS during listing and parameters. the first 30 operating days are typically 2.5µV. Note 1: Absolute Maximum Ratings are those values beyond which the life Note 5: Parameter is guaranteed by design. of a device may be impaired. Note 6: 10Hz noise voltage density is sample tested on every lot. Note 2: Offset voltage measured with high speed test equipment, Devices 100% tested at 10Hz are available on request. approximately 1second after power is applied. Note 7: The V + supply terminals are completely independent and may be Note 3: This parameter is tested on a sample basis only. powered by separate supplies if desired (this approach, however, would Note 4: Long Term Input Offset Voltage Stability refers to the averaged sacrifice the advantages of the power supply rejection ratio matching). The trend line of V V – supply terminals are both connected to the common substrate and OS versus Time over extended periods after the first 30 days must be tied to the same voltage. Both V – pins should be used. 1002fb 4