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CD74HC221MT Fiches technique(PDF) 5 Page - Texas Instruments |
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CD74HC221MT Fiches technique(HTML) 5 Page - Texas Instruments |
5 / 18 page 5 Input Leakage Current II VCC or GND -6 - - ±0.1 - ±1- ±1 µA Quiescent Device Current ICC VCC or GND 0 6 - - 8 - 80 - 160 µA HCT TYPES High Level Input Voltage VIH - - 4.5 to 5.5 2- - 2 - 2 - V Low Level Input Voltage VIL - - 4.5 to 5.5 - - 0.8 - 0.8 - 0.8 V High Level Output Voltage CMOS Loads VOH VIH or VIL -0.02 4.5 4.4 - - 4.4 - 4.4 - V High Level Output Voltage TTL Loads -4 4.5 3.98 - - 3.84 - 3.7 - V Low Level Output Voltage CMOS Loads VOL VIH or VIL 0.02 4.5 - - 0.1 - 0.1 - 0.1 V Low Level Output Voltage TTL Loads 4 4.5 - - 0.26 - 0.33 - 0.4 V Input Leakage Current II VCC and GND 0 5.5 - ±0.1 - ±1- ±1 µA Quiescent Device Current ICC VCC or GND 0 5.5 - - 8 - 80 - 160 µA Additional Quiescent Device Current Per Input Pin: 1 Unit Load ∆ICC (Note 3) VCC -2.1 - 4.5 to 5.5 - 100 360 - 450 - 490 µA NOTE: 3. For dual-supply systems theoretical worst case (VI = 2.4V, VCC = 5.5V) specification is 1.8mA. DC Electrical Specifications (Continued) PARAMETER SYMBOL TEST CONDITIONS VCC (V) 25oC -40oC TO 85oC -55oC TO 125oC UNITS VI (V) IO (mA) MIN TYP MAX MIN MAX MIN MAX HCT Input Loading Table INPUT UNIT LOADS All Inputs 0.3 NOTE: Unit Load is ∆ICC limit specified in DC Electrical Table, e.g., 360 µA max at 25oC. Prerequisite For Switching Function PARAMETER SYMBOL VCC (V) 25oC -40oC TO 85oC -55oC TO 125oC UNITS MIN TYP MAX MIN MAX MIN MAX HC TYPES Input Pulse Width A tWL 2 70- -90- 105 - ns 4.5 14 - - 18 - 21 - ns 6 12- -15-18 - ns Input Pulse Width B tWH 2 70- -90- 105 - ns 4.5 14 - - 18 - 21 - ns 6 12- -15-18 - ns CD54HC221, CD74HC221, CD74HCT221 |
Numéro de pièce similaire - CD74HC221MT |
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Description similaire - CD74HC221MT |
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