Datasheet LTC2368-18 (Analog Devices) - 9

LTC2368-18
FUNCTIONAL BLOCK DIAGRAM
VDD = 2.5V REF = 5V OVDD = 1.8V to 5V CHAIN IN+ + SDO SPI RDL/SDI 18-BIT SAMPLING ADC PORT SCK IN– – CNV CONTROL LOGIC BUSY GND 236818 BD
TIMING DIAGRAM Conversion Timing Using the Serial Interface
CHAIN, RDL/SDI = 0 CNV BUSY CONVERT POWER-DOWN AND ACQUIRE SCK SDO D17 D16 D15 D14 D13 D12 D11 D10 D9 D8 D7 D6 D5 D4 D3 D2 D1 D0 236818 TD01 236818f 9 Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Converter Characteristics Dynamic Accuracy Reference Input Digital Inputs And Digital Outputs Power Requirements ADC Timing Characteristics Typical Performance Characteristics Pin Functions Functional Block Diagram Timing Diagram Applications Information Timing Diagrams Board Layout Package Description Typical Application Related Parts