Datasheet LTC2258-14, LTC2257-14, LTC2256-14 (Analog Devices) - 2

LTC2258-14 LTC2257-14/LTC2256-14
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) LTC2258C, LTC2257C, LTC2256C .. 0°C to 70°C Digital Input Voltage (ENC+, ENC–, CS, LTC2258I, LTC2257I, LTC2256I ...–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 V DD SENSE V REF V CM OF DNC D13 D12 D11 D10 V DD SENSE V REF V CM OF DNC D12_13 DNC D10_11 DNC 40 39 38 37 36 35 34 33 32 31 40 39 38 37 36 35 34 33 32 31 A + IN 1 30 D9 A + IN 1 30 D8_9 A – IN 2 29 D8 A – IN 2 29 DNC GND 3 28 CLKOUT+ GND 3 28 CLKOUT+ REFH 4 27 CLKOUT– REFH 4 27 CLKOUT– REFH 5 26 OV REFH 41 DD 5 26 OV 41 DD REFL 6 25 OGND REFL 6 25 OGND REFL 7 24 D7 REFL 7 24 D6_7 PAR/SER 8 23 D6 PAR/SER 8 23 DNC VDD 9 22 D5 VDD 9 22 D4_5 VDD 10 21 D4 VDD 10 21 DNC 11 12 13 14 15 16 17 18 19 20 11 12 13 14 15 16 17 18 19 20 + – CS D0 D1 D2 D3 + – CS ENC ENC SCK SDI SDO ENC ENC SCK SDI SDO DNC D0_1 DNC D2_3 UJ PACKAGE UJ PACKAGE 40-LEAD (6mm × 6mm) PLASTIC QFN 40-LEAD (6mm × 6mm) PLASTIC QFN TJMAX = 150°C, θJA = 32°C/W TJMAX = 150°C, θJA = 32°C/W EXPOSED PAD (PIN 41) IS GND, MUST BE SOLDERED TO PCB EXPOSED PAD (PIN 41) IS GND, MUST BE SOLDERED TO PCB DOUBLE DATA RATE LVDS OUTPUT MODE TOP VIEW + – + – + – V DD SENSE V REF V CM OF OF D12_13 D12_13 D10_11 D10_11 40 39 38 37 36 35 34 33 32 31 A + IN 1 30 D8_9+ A – IN 2 29 D8_9– GND 3 28 CLKOUT+ REFH 4 27 CLKOUT– REFH 5 26 OV 41 DD REFL 6 25 OGND REFL 7 24 D6_7+ PAR/SER 8 23 D6_7– VDD 9 22 D4_5+ VDD 10 21 D4_5– 11 12 13 14 15 16 17 18 19 20 + – – + – + CS ENC ENC SCK SDI SDO D0_1 D0_1 D2_3 D2_3 UJ PACKAGE 40-LEAD (6mm × 6mm) PLASTIC QFN TJMAX = 150°C, θJA = 32°C/W EXPOSED PAD (PIN 41) IS GND, MUST BE SOLDERED TO PCB 225814fc 2 Fo F r o rmo m r o e r e inf n o f r o m r a m t a iton o n ww w w w . w line n a e r a .co c m o / m L / T L C T 2 C 2 2 5 2 8 5 - 8 1 - 4 1 Document Outline Features Description Applications Typical Application Absolute Maximum Ratings Pin Configurations 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 Revision History Related Parts