LTC2308 ABSOLUTE MAXIMUM RATINGSPIN CONFIGURATION(Notes 1, 2) Supply Voltage (AV TOP VIEW DD, DVDD, OVDD) ...6V Analog Input Voltage (Note 3) DD DD CH2 CH1 CH0 DV GND OV CH0-CH7, COM, REF, 24 23 22 21 20 19 REFCOMP ...(GND – 0.3V) to (AVDD + 0.3V) CH3 1 18 GND Digital Input Voltage CH4 2 17 SD0 (Note 3) .. (GND – 0.3V) to (DV CH5 3 16 SCK DD + 0.3V) 25 Digital Output Voltage .. (GND – 0.3V) to (OV CH6 4 15 SDI DD + 0.3V) CH7 5 14 CONVST Power Dissipation .. 500mW COM 6 13 AVDD Operating Temperature Range 7 8 9 10 11 12 LTC2308C .. 0°C to 70°C DD LTC2308I ...–40°C to 85°C V REF GND GND GND AV Storage Temperature Range .. –65°C to 150°C REFCOMP UF PACKAGE 24-LEAD (4mm × 4mm) PLASTIC QFN TJMAX = 150°C, θJA = 37°C/W EXPOSED PAD (PIN 25) IS GND, MUST BE SOLDERED TO PCB ORDER INFORMATION http://www.linear.com/product/LTC2308#orderinfoLEAD FREE FINISHTAPE AND REELPART MARKING*PACKAGE DESCRIPTIONTEMPERATURE RANGE LTC2308CUF#PBF LTC2308CUF#TRPBF 2308 24-Lead (4mm × 4mm) Plastic QFN 0°C to 70°C LTC2308IUF#PBF LTC2308IUF#TRPBF 2308 24-Lead (4mm × 4mm) Plastic QFN –40°C to 85°C Consult LTC Marketing for parts specified with wider operating temperature ranges. *The temperature grade is identified by a label on the shipping container. Consult LTC Marketing for information on non-standard lead based finish parts. For more information on lead free part marking, go to: http://www.linear.com/leadfree/ For more information on tape and reel specifications, go to: http://www.linear.com/tapeandreel/. Some packages are available in 500 unit reels through designated sales channels with #TRMPBF suffix. CONVERTER AND MULTIPLEXER CHARACTERISTICSThe l denotes the specificationswhich apply over the full operating temperature range, otherwise specifications are at TA = 25°C. (Notes 4, 5) PARAMETERCONDITIONSMINTYPMAXUNITS Resolution (No Missing Codes) l 12 Bits Integral Linearity Error (Note 6) l ±0.3 ±1 LSB Differential Linearity Error l ±0.25 ±1 LSB Bipolar Zero Error (Note 7) l ±1 ±6 LSB Bipolar Zero Error Drift 0.002 LSB/°C Bipolar Zero Error Match l ±0.3 ±3 LSB Unipolar Zero Error (Note 7) l ±0.5 ±3 LSB Unipolar Zero Error Drift 0.002 LSB/°C Unipolar Zero Error Match l ±0.3 ±2 LSB 2308fc 2 For more information www.linear.com/LTC2308