Datasheet LTC2185, LTC2184, LTC2183 (Analog Devices) - 2

LTC2185/LTC2184/LTC2183
absoluTe MaxiMuM raTings (Notes 1, 2)
Supply Voltages (VDD, OVDD) ... –0.3V to 2V Digital Output Voltage ..–0.3V to (OVDD + 0.3V) Analog Input Voltage (A + – IN , AIN , Operating Temperature Range PAR/SER, SENSE) (Note 3) .. –0.3V to (VDD + 0.2V) LTC2185C, 2184C, 2183C .. 0°C to 70°C Digital Input Voltage (ENC+, ENC–, CS, LTC2185I, 2184I, 2183I ...–40°C to 85°C SDI, SCK) (Note 4) .. –0.3V to 3.9V Storage Temperature Range ...–65°C to 150°C SDO (Note 4) .. –0.3V to 3.9V
pin conFiguraTions
FULL-RATE CMOS OUTPUT MODE DOUBLE DATA RATE CMOS OUTPUT MODE TOP VIEW TOP VIEW DD REF DD REF 64 V 63 SENSE 62 V 61 SDO 60 OF1 59 OF2 58 D1_15 57 D1_14 56 D1_13 55 D1_12 54 D1_11 53 D1_10 52 D1_9 51 D1_8 50 D1_7 49 D1_6 64 V 63 SENSE 62 V 61 SDO 60 OF2_1 59 DNC 58 D1_14_15 57 DNC 56 D1_12_13 55 DNC 54 D1_10_11 53 DNC 52 D1_8_9 51 DNC 50 D1_6_7 49 DNC VDD 1 48 D1_5 VDD 1 48 D1_4_5 VCM1 2 47 D1_4 VCM1 2 47 DNC GND 3 46 D1_3 GND 3 46 D1_2_3 A + + IN1 4 45 D1_2 AIN1 4 45 DNC A – – IN1 5 44 D1_1 AIN1 5 44 D1_0_1 GND 6 43 D1_0 GND 6 43 DNC REFH 7 42 OVDD REFH 7 42 OVDD REFL 8 65 41 OGND REFL 8 65 41 OGND REFH 9 GND 40 CLKOUT+ REFH 9 GND 40 CLKOUT+ REFL 10 39 CLKOUT– REFL 10 39 CLKOUT– PAR/SER 11 38 D2_15 PAR/SER 11 38 D2_14_15 A + + IN2 12 37 D2_14 AIN2 12 37 DNC A – – IN2 13 36 D2_13 AIN2 13 36 D2_12_13 GND 14 35 D2_12 GND 14 35 DNC VCM2 15 34 D2_11 VCM2 15 34 D2_10_11 VDD 16 33 D2_10 VDD 16 33 DNC 17 18 20 18 20 + – 19 17 + – 19 V DD CS CS ENC ENC SCK 21 SDI 22 D2_0 23 D2_1 24 D2_2 25 D2_3 26 D2_4 27 D2_5 28 D2_6 29 D2_7 30 D2_8 31 D2_9 32 V DD ENC ENC SCK 21 SDI 22 DNC 23 DNC 25 DNC 27 DNC 29 DNC 31 D2_0_1 24 D2_2_3 26 D2_4_5 28 D2_6_7 30 D2_8_9 32 UP PACKAGE UP PACKAGE 64-LEAD (9mm × 9mm) PLASTIC QFN 64-LEAD (9mm × 9mm) PLASTIC QFN TJMAX = 150°C, θJA = 20°C/W TJMAX = 150°C, θJA = 20°C/W EXPOSED PAD (PIN 65) IS GND, MUST BE SOLDERED TO PCB EXPOSED PAD (PIN 65) IS GND, MUST BE SOLDERED TO PCB 218543f 2 Document Outline Features Description Applications Typical Application Absolute Maximum Ratings Pin Configuration Order Information Converter Characteristics Analog Input Dynamic Accuracy Internal Reference Characteristics Digital Inputs and Outputs Power Requirements Timing Characteristics Timing Diagrams Typical Performance Characteristics Pin Functions Functional Block Diagram Applications Information Typical Applications Package Description Typical Application Related Parts