LTC1408-12 WWWUUWUABSOLUTEAXI UAR TI GSPACKAGE/ORDER I FOR ATIO(Notes 1, 2) TOP VIEW Supply Voltage (V ORDER PART DD, VCC, OVDD) .. 4V DD Analog and V SCK DGND CONV BIP SEL0 SEL1 SEL2 V NUMBER REF Input Voltages 32 31 30 29 28 27 26 25 (Note 3) ... – 0.3V to (VDD + 0.3V) SDO 1 24 VCC LTC1408CUH-12 Digital Input Voltages .. – 0.3V to (V OGND 2 23 VREF DD + 0.3V) LTC1408IUH-12 OV 3 22 GND DD Digital Output Voltage .. – 0.3V to (VDD + 0.3V) CH0+ 4 21 CH5– 33 Power Dissipation .. 100mW CH0– 5 20 CH5+ GND 6 19 GND Operation Temperature Range CH1+ 7 18 CH4– LTC1408C-12 .. 0°C to 70°C CH1– 8 17 CH4+ QFN PART MARKING LTC1408I-12 .. – 40°C to 85°C 9 10 11 12 13 14 15 16 1408-12 Storage Temperature Range ... – 65°C to 125°C GND CH2+ CH2– GND GND CH3+ CH3– GND QFN PACKAGE 32-PIN (5mm × 5mm) PLASTIC QFN TJMAX = 125°C, θJA = 34°C/ W EXPOSED PIN IS GND (PAD 33) MUST BE SOLDERED TO PCB Order Options Tape and Reel: Add #TR Lead Free: Add #PBF Lead Free Tape and Reel: Add #TRPBF Lead Free Part Marking: http://www.linear.com/leadfree/ Consult LTC Marketing for parts specified with wider operating temperature ranges. UCO VERTER CHARACTERISTICS The ● denotes the specifications which apply over the full operatingtemperature range, otherwise specifications are at TA = 25 ° C. With internal reference, VDD = VCC = 3V.PARAMETERCONDITIONSMINTYPMAXUNITS Resolution (No Missing Codes) ● 12 Bits Integral Linearity Error (Note 5) ● –1 ±0.25 1 LSB Offset Error (Note 4) ● –4.5 ±1 4.5 mV Offset Match from CH0 to CH5 –3 ±0.5 3 mV Range Error (Note 4) ● –12 ±2 12 mV Range Match from CH0 to CH5 –5 ±1 5 mV Range Tempco Internal Reference (Note 4) ±15 ppm/°C External Reference ±1 ppm/°C UUA ALOG I PUT The ● denotes the specifications which apply over the full operating temperature range,otherwise specifications are at TA = 25 ° C. With internal reference, VDD = VCC = 3V.SYMBOLPARAMETERCONDITIONSMINTYPMAXUNITS VIN Analog Differential Input Range (Notes 3, 8, 9) 2.7V ≤ VDD ≤ 3.3V 0 to 2.5 V VCM Analog Common Mode + Differential 0 to VDD V Input Range (Note 8) IIN Analog Input Leakage Current ● 1 µA CIN Analog Input Capacitance 13 pF tACQ Sample-and-Hold Acquisition Time (Note 6) ● 39 ns tAP Sample-and-Hold Aperture Delay Time 1 ns tJITTER Sample-and-Hold Aperture Delay Time Jitter 0.3 ps tSK Channel to Channel Aperture Skew 200 ps CMRR Analog Input Common Mode Rejection Ratio fIN = 100kHz, VIN = 0V to 3V –83 dB fIN = 10MHz, VIN = 0V to 3V –67 dB 140812f 2