Datasheet ADIS16460 (Analog Devices) - 6

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Data Sheet ADIS16460 TIMING SPECIFICATIONS
TA = 25°C, VDD = 3.3 V, unless otherwise noted.
Table 2. Normal Mode Burst Read Parameter Description Min1 Typ Max Min1 Typ Max Unit
fSCLK Serial clock 0.1 2.0 0.1 1.0 MHz tSTALL Stall period between data 16 N/A2 µs tREADRATE Read rate 24 µs t Chip select to SCLK edge 200 200 ns CS tDAV DOUT valid after SCLK edge 25 25 ns tDSU DIN setup time before SCLK rising edge 25 25 ns tDHD DIN hold time after SCLK rising edge 50 50 ns tSCLKR, tSCLKF SCLK rise/fall times 5 12.5 5 12.5 ns tDR, tDF DOUT rise/fal times 5 12.5 5 12.5 ns tSFS CS high after SCLK edge 0 0 ns t1 Input sync positive pulse width 25 25 µs tSTDR Input sync to data ready valid transition 636 636 µs tNV Data invalid time 47 47 µs t2 Input sync period 500 500 µs 1 Guaranteed by design and characterization, but not tested in production. 2 When using the burst read mode, the stall period is not applicable.
Timing Diagrams tSCLKR tSCLKF CS tCS tSFS 1 2 3 4 5 6 15 16 SCLK tDAV tDR DOUT MSB D14 D13 D12 D11 D10 D2 D1 LSB t t DSU DHD tDF DIN R/W A6 A5 A4 A3 A2 DC2 DC1 LSB
002 13390- Figure 2. SPI Timing and Sequence
tREADRATE tSTALL CS SCLK
003 13390- Figure 3. Stall Time and Data Rate
t2 t t STDR 1 CLOCK DATA READY
004
tNV
13390- Figure 4. Input Clock Timing Diagram, MSC_CTRL[0] = 1 Rev. B | Page 5 of 26 Document Outline FEATURES APPLICATIONS GENERAL DESCRIPTION FUNCTIONAL BLOCK DIAGRAM TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS TIMING SPECIFICATIONS Timing Diagrams ABSOLUTE MAXIMUM RATINGS ESD CAUTION PIN CONFIGURATION AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS THEORY OF OPERATION READING SENSOR DATA Burst Read Function SPI Read Test Sequence DEVICE CONFIGURATION Dual Memory Structure USER REGISTERS OUTPUT DATA REGISTERS ROTATION Angular Rate Data Delta Angle Data ACCELEROMETERS Linear Acceleration Delta Velocity Data INTERNAL TEMPERATURE PRODUCT IDENTIFICATION STATUS/ERROR FLAGS Manual Flash Update SPI Communication Failure Sensor Overrange Self Test Failure Flash Test Failure Input Clock Sync Failure SYSTEM FUNCTIONS GLOBAL COMMANDS SOFTWARE RESET FLASH MEMORY TEST MANUAL FLASH UPDATE AUTOMATED SELF TEST INPUT/OUTPUT CONFIGURATION DATA READY (DR) PIN CONFIGURATION SYNC PIN CONFIGURATION Sample Time Indicator Precision Input Sync with Data Counter Direct Sample Control DIGITAL PROCESSING CONFIGURATION GYROSCOPES/ACCELEROMETERS Digital Filtering CALIBRATION GYROSCOPES Gyroscope Bias Error Estimation Gyroscope Bias Correction Factors Single Command Bias Correction ACCELEROMETERS Accelerometer Bias Error Estimation Accelerometer Bias Correction Factors Point of Percussion Alignment RESTORING FACTORY CALIBRATION APPLICATIONS INFORMATION MOUNTING TIPS POWER SUPPLY CONSIDERATIONS BREAKOUT BOARD PC-BASED EVALUATION TOOLS Estimating the Number of Relevant Bits OUTLINE DIMENSIONS ORDERING GUIDE