Datasheet LTC1274, LTC1277 (Analog Devices) - 2

LTC1274/LTC1277
W W W U ABSOLUTE AXI U A R TI GS (Notes 1, 2)
Supply Voltage (VDD) .. 7V Digital Output Voltage Negative Supply Voltage (VSS) Unipolar Operation ... – 0.3V to VDD + 0.3V Bipolar Operation Only .. – 6V to GND Bipolar Operation.. – 0.3V to VDD + 0.3V Total Supply Voltage (VDD to VSS) Power Dissipation ... 500mW Bipolar Operation Only ... 12V Operating Temperature Range Analog Input Voltage (Note 3) Commercial .. 0°C to 70°C Unipolar Operation ... – 0.3V to VDD + 0.3V Industrial ... – 40°C to 85°C Bipolar Operation... VSS – 0.3V to VDD + 0.3V Storage Temperature Range .. – 65°C to 150°C Digital Input Voltage (Note 4) Lead Temperature (Soldering, 10 sec)... 300°C Unipolar Operation .. – 0.3V to 12V Bipolar Operation.. VSS – 0.3V to 12V
U W U PACKAGE/ORDER I FOR ATIO
TOP VIEW ORDER TOP VIEW ORDER A + IN 1 24 VDD PART NUMBER AIN 1 24 VDD PART NUMBER V – REF 2 23 VSS AIN 2 23 VSS AGND 3 22 BUSY LTC1274CSW VREF 3 22 BUSY LTC1277CSW D11 (MSB) 4 21 CS AGND 4 21 CS LTC1274ISW LTC1277ISW D10 5 20 RD REFRDY 5 20 RD D9 6 19 CONVST SLEEP 6 19 CONVST D8 7 18 SLEEP NAP 7 18 HBEN D7 8 17 REFRDY D7 8 17 VLOGIC D6 9 16 D0 D6 9 16 D0/8 D5 10 15 D1 D5 10 15 D1/9 D4 11 14 D2 D4 11 14 D2/10 DGND 12 13 D3 DGND 12 13 D3/11 (D11 = MSB) SW PACKAGE SW PACKAGE 24-LEAD PLASTIC SO WIDE 24-LEAD PLASTIC SO WIDE TJMAX = 110°C, θJA = 130°C/W TJMAX = 110°C, θJA = 130°C/W Consult factory for Military grade parts.
U CO VERTER CH C ARA TERISTICS With Internal Reference (Notes 5, 6) PARAMETER CONDITIONS MIN TYP MAX UNITS
Resolution (No Missing Codes) ● 12 Bits Integral Linearity Error (Note 7) ● ±1 LSB Differential Linearity Error ● ±1 LSB Unipolar Offset Error ±6 LSB ● ±8 LSB Bipolar Offset Error (Note 8) ±8 LSB ● ±10 LSB Gain Error ±20 LSB Gain Error Tempco IOUT(REF) = 0 ● ±10 ±45 ppm/°C 2