Datasheet LTC2321-16 (Analog Devices) - 2

LTC2321-16
ABSOLUTE MAXIMUM RATINGS PIN CONFIGURATION (Notes 1, 2)
Supply Voltage (V TOP VIEW DD) ..6V Supply Voltage (OVDD) ..3V /LVDS Supply Bypass Voltage (VBYP1, VBYP2) ...3V Analog Input Voltage REFINT REFRTN2 REFOUT2 CMOS VBYP2 OGND 28 27 26 25 24 23 AIN+, AIN– (Note 3) ... –0.3V to (VDD + 0.3V) VDD 1 22 SCK– REFOUT1,2 ... .–0.3V to (VDD + 0.3V) AIN2+ 2 21 SCK+ CNV (Note 15) .. –0.3V to (VDD + 0.3V) AIN2– 3 20 SDO2– Digital Input Voltage GND 4 29 19 SDO2+ GND (Note 3) .. (GND – 0.3V) to (OV GND 5 18 CLKOUT– DD + 0.3V) Digital Output Voltage AIN1– 6 17 CLKOUT+ (Note 3) .. (GND – 0.3V) to (OV AIN1+ 7 16 SDO1– DD + 0.3V) V 8 15 SDO1+ Power Dissipation ...200mW DD 9 10 11 12 13 14 Operating Temperature Range DD LTC2321C .. 0°C to 70°C CNV GND VBYP1 OV LTC2321I..–40°C to 85°C REFRTN1 REFOUT1 UFD PACKAGE LTC2321H .. –40°C to 125°C 28-LEAD (4mm × 5mm) PLASTIC QFN Storage Temperature Range .. –65°C to 150°C TJMAX = 125°C, θJA = 43°C/W EXPOSED PAD (PIN 29) IS GND, MUST BE SOLDERED TO PCB
ORDER INFORMATION LEAD FREE FINISH TAPE AND REEL PART MARKING* PACKAGE DESCRIPTION TEMPERATURE RANGE
LTC2321CUFD-16#PBF LTC2321CUFD-16#TRPBF 23216 28-Lead (4mm × 5mm) Plastic QFN 0°C to 70°C LTC2321IUFD-16#PBF LTC2321IUFD-16#TRPBF 23216 28-Lead (4mm × 5mm) Plastic QFN –40°C to 85°C LTC2321HUFD-16#PBF LTC2321HUFD-16#TRPBF 23216 28-Lead (4mm × 5mm) Plastic QFN –40°C to 125°C Contact the factory for parts specified with wider operating temperature ranges. *The temperature grade is identified by a label on the shipping container. Tape and reel specifications. Some packages are available in 500 unit reels through designated sales channels with #TRMPBF suffix.
ELECTRICAL CHARACTERISTICS The
l
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C (Note 4). SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
VIN+ Absolute Input Range (AIN1+, AIN2+) (Note 5) l 0 VDD V VIN– Absolute Input Range (AIN1–, AIN2–) (Note 5) l 0 VDD V VIN+ – VIN– Input Differential Voltage Range VIN = VIN+ – VIN– l –REFOUT1,2 REFOUT1,2 V VCM Common Mode Input Range VIN = (VIN+ – VIN–)/2 l 0 VDD V IIN Analog Input DC Leakage Current l –1 1 µA CIN Analog Input Capacitance 10 pF CMRR Input Common Mode Rejection Ratio fIN = 500kHz 85 dB IREFOUT External Reference Current REFINT = 0V, REFOUT = 4.096V 310 µA Rev. D 2 For more information www.analog.com Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Order Information Electrical Characteristics Pin Configuration Converter Characteristics Dynamic Accuracy Internal Reference Characteristics Digital Inputs And Digital Outputs Power Requirements ADC Timing Characteristics Typical Performance Characteristics Pin Functions Functional Block Diagram Timing Diagram Applications Information Package Description Revision History Typical Application Related Parts