Datasheet LTC1279 (Analog Devices) - 2

LTC1279
W W W U U W U ABSOLUTE AXI U A R TI GS PACKAGE/ORDER I FOR ATIO AVDD = DVDD = VDD (Notes 1, 2)
ORDER Supply Voltage (V TOP VIEW DD) .. 7V PART NUMBER* Negative Supply Voltage (VSS) AIN 1 24 AVDD Bipolar Operation Only ... – 6V to GND VREF 2 23 VSS AGND 3 22 BUSY LTC1279CSW Total Supply Voltage (VDD to VSS) D11 (MSB) 4 21 CS LTC1279ISW Bipolar Operation Only ... 12V D10 5 20 RD Analog Input Voltage (Note 3) D9 6 19 CONVST Unipolar Operation ... – 0.3V to V D8 7 18 SHDN DD + 0.3V D7 8 17 DVDD Bipolar Operation... VSS – 0.3V to VDD + 0.3V D6 9 16 D0 Digital Input Voltage (Note 4) D5 10 15 D1 Unipolar Operation ... – 0.3V to 12V D4 11 14 D2 DGND 12 D3 Bipolar Operation.. V 13 SS – 0.3V to 12V Digital Output Voltage SW PACKAGE 24-LEAD PLASTIC SO WIDE Unipolar Operation ... – 0.3V to VDD + 0.3V TJMAX = 110°C, θJA = 130°C/W Bipolar Operation... – 0.3V to VDD + 0.3V Power Dissipation ... 500mW *Consult factory for plastic DIP package. Operating Temperature Range Consult factory for Military grade parts. LTC1279C ... 0°C to 70°C LTC1279I ... – 40°C to 85°C Storage Temperature Range .. – 65°C to 150°C Lead Temperature (Soldering, 10 sec) ... 300°C
U CO VERTER CHAR C A 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 Bipolar Offset Error (Note 8) ±4 LSB ● ±6 LSB Unipolar Offset Error ±6 LSB ● ±8 LSB Gain Error ±15 LSB Gain Error Tempco IOUT(REF) = 0 ● ±10 ±45 ppm/°C
U U A ALOG I PUT (Note 5) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
VIN Analog Input Range (Note 9) 4.95V ≤ VDD ≤ 5.25V (Unipolar) ● 0 to 5 V 4.75V ≤ VDD ≤ 5.25V, – 5.25V ≤ VSS ≤ – 2.45V (Bipolar) ● ±2.5 V IIN Analog Input Leakage Current CS = High ● ±1 µA CIN Analog Input Capacitance Between Conversions (Sample Mode) 25 pF During Conversions (Hold Mode) 5 pF 2