Datasheet LTC2157-12, LTC2156-12, LTC2155-12 (Analog Devices) - 2

LTC2157-12/ LTC2156-12/LTC2155-12
ABSOLUTE MAXIMUM RATINGS PIN CONFIGURATION (Notes 1, 2)
Supply Voltage TOP VIEW + – VDD, OVDD .. –0.3V to 2V + – + – + – SER 5 Analog Input Voltage DD V DD CS A + – INA/B , AINA/B , PAR/SER, 64 63 PAR/ 62 61 SCK 60 SDI 59 SDO 58 GND 57 DA10_11 56 DA10_11 55 DA8_9 54 DA8_9 53 DA6_7 52 DA6_7 51 DA4_5 50 DA4_ 49 OV SENSE (Note 3) .. –0.3V to (VDD + 0.2V) VDD 1 48 OGND Digital Input Voltage VDD 2 47 DA2_3+ ENC+, ENC– (Note 3) .. –0.3V to (V GND 3 46 DA2_3– DD + 0.3V) A + INA 4 45 DA0_1+ CS, SDI, SCK (Note 4) ... –0.3V to 3.9V A – INA 5 44 DA0_1– SDO (Note 4) ... –0.3V to 3.9V GND 6 43 NC SENSE 7 42 NC Digital Output Voltage .. –0.3V to (OVDD + 0.3V) VREF 8 65 41 CLKOUT+ GND 9 GND Operating Temperature Range 40 CLKOUT– VCM 10 39 DB10_11+ LTC2157C, LTC2156C, LTC2155C .. 0°C to 70°C GND 11 38 DB10_11– A – 12 37 DB8_9+ LTC2157I, LTC2156I, LTC2155I ..–40°C to 85°C INB A + INB 13 36 DB8_9– Storage Temperature Range .. –65°C to 150°C GND 14 35 DB6_7+ VDD 15 34 DB6_7– VDD 16 33 OGND 17 18 19 21 22 23 + – 20 – + 25 – 26 + 27 – 28 + 29 – 30 + 31 32 DD F F NC 24 5 DD V GND ENC ENC GND O UP P O ACKAGE NC DB0_1 DB0_1 DB2_3 DB2_3 DB4_ DB4_5 OV 64-LEAD (9mm × 9mm) PLASTIC QFN TJMAX = 150°C, θJA = 20°C/W EXPOSED PAD (PIN 65) IS GND, MUST BE SOLDERED TO PCB
ORDER INFORMATION LEAD FREE FINISH TAPE AND REEL PART MARKING* PACKAGE DESCRIPTION TEMPERATURE RANGE
LTC2157CUP-12#PBF LTC2157CUP-12#TRPBF LTC2157UP-12 64-Lead (9mm × 9mm) Plastic QFN 0°C to 70°C LTC2157IUP-12#PBF LTC2157IUP-12#TRPBF LTC2157UP-12 64-Lead (9mm × 9mm) Plastic QFN –40°C to 85°C LTC2156CUP-12#PBF LTC2156CUP-12#TRPBF LTC2156UP-12 64-Lead (9mm × 9mm) Plastic QFN 0°C to 70°C LTC2156IUP-12#PBF LTC2156IUP-12#TRPBF LTC2156UP-12 64-Lead (9mm × 9mm) Plastic QFN –40°C to 85°C LTC2155CUP-12#PBF LTC2155CUP-12#TRPBF LTC2155UP-12 64-Lead (9mm × 9mm) Plastic QFN 0°C to 70°C LTC2155IUP-12#PBF LTC2155IUP-12#TRPBF LTC2155UP-12 64-Lead (9mm × 9mm) 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. 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/ 21576512fb 2 For more information www.linear.com/LTC2157-12 Document Outline Features Description Applications Typical Application Absolute Maximum Ratings Pin Configuration Order Information Converter Characteristics Analog Input Dynamic Accuracy Internal Reference Characteristics Power Requirements Digital Inputs And Outputs Timing Characteristics Timing Diagrams Typical Performance Characteristics Pin Functions Functional Block Diagram Applications Information Related Parts