Datasheet ADGS1408, ADGS1409 (Analog Devices) - 8

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ADGS1408/ADGS1409 Data Sheet Parameter +25°C −40°C to +85°C −40°C to +125°C Unit Test Conditions/Comments
DIGITAL OUTPUTS SDO Output Voltage Low, VOL 0.4 V max ISINK = 5 mA 0.2 V max ISINK = 1 mA High Impedance Leakage Current 0.001 μA typ VOUT = VGND or VL ±0.1 μA max High Impedance Output 4 pF typ Capacitance GPOx Output Voltage High, VOH VL − 0.2 V V min ISOURCE = 100 μA Low, VOL 0.2 V max ISINK = 100 μA Timing tON (GPO) 95 ns typ CL = 15 pF, see Figure 43 115 115 115 ns max tOFF (GPO) 15 ns typ CL = 15 pF, see Figure 43 20 25 25 ns max Break-Before-Make Time Delay, tD 50 ns typ CL = 15 pF, see Figure 44 35 ns min DIGITAL INPUTS Input Voltage High, VINH 2 V min 3.3 V < VL ≤ 5.5 V 1.35 V min 2.7 V ≤ VL ≤ 3.3 V Low, VINL 0.8 V max 3.3 V < VL ≤ 5.5 V 0.8 V max 2.7 V ≤ VL ≤ 3.3 V Input Current, IINL or IINH 0.001 μA typ VIN = VGND or VL ±0.1 μA max Digital Input Capacitance, CIN 4 pF typ DYNAMIC CHARACTERISTICS1 Transition Time, tTRANSITION 210 ns typ RL = 100 Ω, CL = 35 pF 280 340 385 ns max VS = 8 V, see Figure 40 tON (EN) 195 ns typ RL = 100 Ω, CL = 35 pF 250 295 325 ns max VS = 8 V, see Figure 41 tOFF (EN) 145 ns typ RL = 100 Ω, CL = 35 pF 185 215 240 ns max VS = 8 V, see Figure 41 Break-Before-Make Time Delay, tD 90 ns typ RL = 100 Ω, CL = 35 pF 50 ns min VS1 = VS2 = 8 V, see Figure 39 Charge Injection, QINJ pC typ V −12 S = 6 V, RS = 0 Ω, CL = 1 nF, see Figure 42 Off Isolation −64 dB typ RL = 50 Ω, CL = 5 pF, f = 1 MHz, see Figure 34 Channel to Channel Crosstalk −70 dB typ RL = 50 Ω, CL = 5 pF, f = 1 MHz, see Figure 33 −3 dB Bandwidth RL = 50 Ω, CL = 5 pF, see Figure 37 ADGS1408 36 MHz typ ADGS1409 72 MHz typ Insertion Loss 0.5 dB typ RL = 50 Ω, CL = 5 pF, f = 1 MHz, see Figure 26 and Figure 27 CS (Off ) 20 pF typ VS = 6 V, f = 1 MHz CD (Off ) VS = 6 V, f = 1 MHz ADGS1408 120 pF typ ADGS1409 60 pF typ Rev. 0 | Page 8 of 34 Document Outline FEATURES APPLICATIONS FUNCTIONAL BLOCK DIAGRAMS GENERAL DESCRIPTION PRODUCT HIGHLIGHTS TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS ±15 V DUAL SUPPLY ±5 V DUAL SUPPLY 12 V SINGLE SUPPLY CONTINUOUS CURRENT PER CHANNEL, Sx OR Dx TIMING CHARACTERISTICS Timing Diagrams ABSOLUTE MAXIMUM RATINGS THERMAL RESISTANCE ESD CAUTION PIN CONFIGURATIONS AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS TEST CIRCUITS TERMINOLOGY THEORY OF OPERATION ADDRESS MODE ERROR DETECTION FEATURES CRC Error Detection SCLK Count Error Detection Invalid Read/Write Address Error Detection CLEARING THE ERROR FLAGS REGISTER BURST MODE SOFTWARE RESET DAISY-CHAIN MODE POWER-ON RESET ROUND ROBIN MODE GENERAL-PURPOSE OUTPUTS (GPOs) APPLICATIONS INFORMATION DIGITAL INPUT BUFFERS POWER SUPPLY RAILS POWER SUPPLY RECOMMENDATIONS POWER SUPPLY SEQUENCING REGISTER SUMMARIES REGISTER DETAILS SWITCH DATA REGISTER ERROR CONFIGURATION REGISTER ERROR FLAGS REGISTER BURST ENABLE REGISTER ROUND ROBIN ENABLE REGISTER ROUND ROBIN CHANNEL CONFIGURATION REGISTER CNV EDGE SELECT REGISTER SOFTWARE RESET REGISTER OUTLINE DIMENSIONS ORDERING GUIDE