Datasheet LTC1852, LTC1853 (Analog Devices) - 9

LTC1852/LTC1853
PIN FUNCTIONS NOMINAL (V) ABSOLUTE MAXIMUM (M) PIN NAME DESCRIPTION MIN TYP MAX MIN MAX
1 to 8 CH0 to CH7 Analog Inputs 0 VDD –0.3 VDD + 0.3 9 COM Analog Input Common Pin 0 VDD –0.3 VDD + 0.3 10 REFOUT 2.5V Reference Output 2.5 –0.3 VDD + 0.3 11 REFIN Reference Buffer Input 0 2.5 VDD –0.3 VDD + 0.3 12 REFCOMP Reference Buffer Output 4.096 –0.3 VDD + 0.3 13 GND Ground 0 –0.3 VDD + 0.3 14 VDD Positive Supply 2.7 5 5.5 –0.3 6 15 VDD Positive Supply 2.7 5 5.5 –0.3 6 16 GND Ground 0 –0.3 VDD + 0.3 17 DIFFOUT/S6 Single-Ended/Differential Output OGND 0VDD –0.3 VDD + 0.3 18 A2OUT/S5 MUX Address Output OGND 0VDD –0.3 VDD + 0.3 19 A1OUT/S4 MUX Address Output OGND 0VDD –0.3 VDD + 0.3 20 A0OUT/S3 MUX Address Output OGND 0VDD –0.3 VDD + 0.3 21 D9/S2 (LTC1852) Data Output OGND 0VDD –0.3 VDD + 0.3 21 D11/S2 (LTC1853) Data Output OGND 0VDD –0.3 VDD + 0.3 22 D8/S1 (LTC1852) Data Output OGND 0VDD –0.3 VDD + 0.3 22 D10/S1 (LTC1853) Data Output OGND 0VDD –0.3 VDD + 0.3 23 D7/S0 (LTC1852) Data Output OGND 0VDD –0.3 VDD + 0.3 23 D9/S0 (LTC1853) Data Output OGND 0VDD –0.3 VDD + 0.3 24 to 30 D6 to D0 (LTC1852) Data Outputs OGND 0VDD –0.3 VDD + 0.3 24 to 32 D8 to D0 (LTC1853) Data Outputs OGND 0VDD –0.3 VDD + 0.3 31 to 32 NC (LTC1852) No Connect 33 BUSY Converter Busy Output OGND 0VDD –0.3 VDD + 0.3 34 OGND Output Ground 0 –0.3 VDD + 0.3 35 OVDD Output Supply 2.7 5 5.5 –0.3 6 36 M0 Mode Select Pin 0 0 VDD –0.3 6 37 PGA Gain Select Input 0 VDD –0.3 6 38 UNI/BIP Unipolar/Bipolar Input 0 VDD –0.3 6 39 to 41 A0 to A2 MUX Address Inputs 0 VDD –0.3 6 42 DIFF Single-Ended/Differential Input 0 VDD –0.3 6 43 WR Write Input, Active Low 0 VDD –0.3 6 44 RD Read Input, Active Low 0 VDD –0.3 6 45 CONVST Conversion Start Input, Active Low 0 VDD –0.3 6 46 CS Chip Select Input, Active Low 0 VDD –0.3 6 47 SHDN Shutdown Input, Active Low 0 VDD –0.3 6 48 M1 Mode Select Pin 1 0 VDD –0.3 6 18523fa 9