Datasheet LTC1606 (Analog Devices) - 4

LTC1606
U U DIGITAL I PUTS A D DIGITAL OUTPUTS The
●
indicates specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25
°
C. (Note 5) LTC1606/LTC1606A SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
VIH High Level Input Voltage VDD = 5.25V ● 2.4 V VIL Low Level Input Voltage VDD = 4.75V ● 0.8 V IIN Digital Input Current VIN = 0V to VDD ● ±10 µA CIN Digital Input Capacitance 5 pF VOH High Level Output Voltage VDD = 4.75V IO = –10µA 4.5 V IO = – 200µA ● 4.0 V VOL Low Level Output Voltage VDD = 4.75V IO = 160µA 0.05 V IO = 1.6mA ● 0.10 0.4 V IOZ Hi-Z Output Leakage D15 to D0 VOUT = 0V to VDD, CS High ● ±10 µA COZ Hi-Z Output Capacitance D15 to D0 CS High (Note 9) ● 15 pF ISOURCE Output Source Current VOUT = 0V –10 mA ISINK Output Sink Current VOUT = VDD 10 mA
W U TIMING CHARACTERISTICS The
●
indicates specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25
°
C. (Note 5) LTC1606/LTC1606A SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
fSAMPLE(MAX) Maximum Sampling Frequency ● 250 kHz tCONV Conversion Time ● 2.5 µs tACQ Acquisition Time ● 1.5 µs t1 Convert Pulse Width (Note 11) ● 40 ns t2 Data Valid Delay After R/C↓ (Note 9) ● 2.5 µs t3 BUSY Delay from R/C↓ CL = 30pF ● 65 ns t4 BUSY Low ● 2.5 µs t5 BUSY Delay After End of Conversion 100 ns t6 Aperture Delay 40 ns t7 Bus Relinquish Time ● 15 50 ns t8 BUSY Delay After Data Valid ● 20 90 ns t9 Previous Data Valid After R/C↓ 2 µs t10 R/C to CS Setup Time (Notes 9, 10) ● 5 ns t11 Time Between Conversions ● 4 µs t12 Bus Access CL = 30pF ● 15 60 ns Byte Delay CL = 30pF (Notes 9, 10) ● 15 60 ns 1606fa 4