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IDT74FCT821BDSO Datasheet(PDF) 3 Page - Integrated Device Technology |
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IDT74FCT821BDSO Datasheet(HTML) 3 Page - Integrated Device Technology |
3 / 7 page MILITARYANDCOMMERCIALTEMPERATURERANGES IDT54/74FCT821/A/B HIGHPERFORMANCECMOSBUSINTERFACEREGISTER 3 NOTE: 1. H = HIGH Voltage Level L = LOW Voltage Level X = Don’t Care Z = High Impedance NC = No Change ↑ = LOW-to-HIGH transition FUNCTION TABLE(1) Inputs Outputs OE Dx CP Yx Function HL ↑ Z High Z HH ↑ Z H X X Z Clear LX X L H X X Z Hold LX X N C HL ↑ Z Load HH ↑ Z LL ↑ L LH ↑ H NOTES: 1. For conditions shown as Min. or Max., use appropriate value specified under Electrical Characteristics for the applicable device type. 2. Typical values are at VCC = 5.0V, +25°C ambient. 3. Not more than one output should be tested at one time. Duration of the test should not exceed one second. 4. This parameter is guaranteed, but not tested. Symbol Parameter Test Conditions(1) Min. Typ.(2) Max. Unit VIH Input HIGH Level Guaranteed Logic HIGH Level 2 — — V VIL Input LOW Level Guaranteed Logic LOW Level — — 0.8 V IIH Input HIGH Current VCC = Max. VI = VCC —— 5 µA VI = 2.7V — — 5(4) IIL Input LOW Current VCC = Max. VI = 0.5V — — –5(4) µA VI = GND — — –5 IOZH Off State (High Impedance) VCC = Max. VO = VCC —— 10 Output Current VO = 2.7V — — 10(4) µA IOZL VO = 0.5V — — –10(4) VO = GND — — –10 VIK Clamp Diode Voltage VCC = Min., IIN = –18mA — –0.7 –1.2 V IOS Short Circuit Current VCC = Max., VO = GND(3) –75 –120 — mA VOH Output HIGH Voltage VCC = 3V, VIN = VLC or VHC, IOH = –32µA VHC VCC — VCC = Min IOH = –300µA VHC VCC —V VIN = VIH or VIL IOH = –15mA MIL 2.4 4.3 — IOH = –24mA COM 2.4 4.3 — VOL OutputLOWVoltage VCC = 3V, VIN = VLC or VHC, IOL = 300µA — GND VLC VCC = Min IOL = 300µA — GND VLC(4) V VIN = VIH or VIL IOL = 32mA MIL — 0.3 0.5 IOL = 48mA COM — 0.3 0.5 DC ELECTRICAL CHARACTERISTICS OVER OPERATING RANGE FollowingConditionsApplyUnlessOtherwiseSpecified: Commercial: TA = 0°C to +70°C, VCC = 5.0V ±5%; Military: TA = –55°C to +125°C, VCC = 5.0V ±10% |
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