Datenblatt-Suchmaschine für elektronische Bauteile |
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AD1846JP Datenblatt(PDF) 5 Page - Analog Devices |
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AD1846JP Datenblatt(HTML) 5 Page - Analog Devices |
5 / 28 page TIMING PARAMETERS (GUARANTEED OVER OPERATING TEMPERATURE RANGE) Min Max Units WR /RD Strobe Width (tSTW) 130 ns WR /RD Rising to WR/RD Falling (tBWND) 140 ns Write Data Setup to WR Rising (tWDSU)10 ns RD Falling to Valid Read Data (tRDDV)20 40 ns CS Setup to WR/RD Falling (tCSSU)10 ns CS Hold from WR/RD Rising (tCSHD)0 ns Adr Setup to WR/RD Falling (tADSU)10 ns Adr Hold from WR/RD Rising (tADHD)10 ns DAK Rising to WR/RD Falling (tSUDK1)60 ns DAK Falling to WR/RD Rising (tSUDK2)0 ns DAK Setup to WR/RD Falling (tDKSU)25 ns Data Hold from RD Rising (tDHD1)0 20 ns Data Hold from WR Rising (tDHD2)15 ns DRQ Hold from WR/RD Falling (tDRHD)0 30 ns DAK Hold from WR Rising (tDKHDa)10 ns DAK Hold from RD Rising (tDKHDb)10 ns DBEN /DBDIR Delay from WR/RD Falling (tDBDL)0 20 ns POWER SUPPLY Min Max Units Power Supply Range – Analog 4.75 5.25 V Power Supply Range – 5 V Digital 4.75 5.25 V Power Supply Current – 5 V Operating 120 mA (5 V Supplies) Analog Supply Current – 5 V Operating 65 mA Digital Supply Current – 5 V Operating 55 mA Digital Power Supply Current – Power Down 0.5 mA Analog Power Supply Current – Power Down 0.5 mA Power Dissipation – 5 V Operating 600 mW (Current • Nominal Supplies) Power Dissipation – Power Down (Current • Nominal Supplies) 5 mW Power Supply Rejection (100 mV p-p Signal @ 1 kHz)* 40 dB (At Both Analog and Digital Supply Pins, Both ADCs and DACs) CLOCK SPECIFICATIONS* Min Max Units Input Clock Frequency 27 MHz Recommended Clock Duty Cycle Tolerance ±10 % Initialization Time 16.9344 MHz Crystal Selected 70 ms 24.576 MHz Crystal Selected 90 ms *Guaranteed, not tested. Specifications subject to change without notice. AD1846 REV. A –5– |
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