Datasheet CD54HC123, CD74HC123, CD54HCT123, CD74HCT123, CD74HC423, CD74HCT423 (Texas Instruments) - 4
| Manufacturer | Texas Instruments |
| Description | High-Speed CMOS Logic Dual Retriggerable Monostable Multivibrators with Resets |
| Pages / Page | 22 / 4 — CD54/74HC123, CD54/74HCT123, CD74HC423, CD74HCT423. DC Electrical … |
| Revision | F |
| File Format / Size | PDF / 1.0 Mb |
| Document Language | English |
CD54/74HC123, CD54/74HCT123, CD74HC423, CD74HCT423. DC Electrical Specifications (Continued). TEST. CONDITIONS. 25oC
Text Version of Document
CD54/74HC123, CD54/74HCT123, CD74HC423, CD74HCT423 DC Electrical Specifications (Continued) TEST CONDITIONS 25oC -40oC TO 85oC -55oC TO 125oC VCC PARAMETER SYMBOL V (V) UNITS I (V) IO (mA) MIN TYP MAX MIN MAX MIN MAX HCT TYPES
High Level Input VIH - - 4.5 to 2 - - 2 - 2 - V Voltage 5.5 Low Level Input VIL - - 4.5 to - - 0.8 - 0.8 - 0.8 V Voltage 5.5 High Level Output VOH VIH or VIL -0.02 4.5 4.4 - - 4.4 - 4.4 - V Voltage CMOS Loads High Level Output -4 4.5 3.98 - - 3.84 - 3.7 - V Voltage TTL Loads Low Level Output VOL VIH or VIL 0.02 4.5 - - 0.1 - 0.1 - 0.1 V Voltage CMOS Loads Low Level Output 4 4.5 - - 0.26 - 0.33 - 0.4 V Voltage TTL Loads Input Leakage II VCC and 0 5.5 - ±0.1 - ±1 - ±1 µA Current GND Quiescent Device ICC VCC or 0 5.5 - - 8 - 80 - 160 µA Current GND Additional Quiescent ∆ICC VCC - 4.5 to - 100 360 - 450 - 490 µA Device Current Per (Note 2) -2.1 5.5 Input Pin: 1 Unit Load NOTE: 2. For dual-supply systems theoretical worst case (VI = 2.4V, VCC = 5.5V) specification is 1.8mA.
HCT Input Loading Table INPUT UNIT LOADS
All 0.35 NOTE: Unit Load is ∆ICC limit specified in DC Electrical Table, e.g. 360µA max at 25oC.
Prerequisite for Switching Specifications 25oC -40oC TO 85oC -55oC TO 125oC PARAMETER SYMBOL VCC (V) MIN TYP MAX MIN TYP MAX MIN TYP MAX UNITS HC TYPES
Minimum Input, tWL Pulse Width A 2 100 - - 125 - - 150 - - ns 4.5 20 - - 25 - - 30 - - ns 6 17 - - 21 - - 26 - - ns B tWH 2 100 - - 125 - - 150 - - ns 4.5 20 - - 25 - - 30 - - ns 6 17 - - 21 - - 26 - - ns 4
High Level Input VIH - - 4.5 to 2 - - 2 - 2 - V Voltage 5.5 Low Level Input VIL - - 4.5 to - - 0.8 - 0.8 - 0.8 V Voltage 5.5 High Level Output VOH VIH or VIL -0.02 4.5 4.4 - - 4.4 - 4.4 - V Voltage CMOS Loads High Level Output -4 4.5 3.98 - - 3.84 - 3.7 - V Voltage TTL Loads Low Level Output VOL VIH or VIL 0.02 4.5 - - 0.1 - 0.1 - 0.1 V Voltage CMOS Loads Low Level Output 4 4.5 - - 0.26 - 0.33 - 0.4 V Voltage TTL Loads Input Leakage II VCC and 0 5.5 - ±0.1 - ±1 - ±1 µA Current GND Quiescent Device ICC VCC or 0 5.5 - - 8 - 80 - 160 µA Current GND Additional Quiescent ∆ICC VCC - 4.5 to - 100 360 - 450 - 490 µA Device Current Per (Note 2) -2.1 5.5 Input Pin: 1 Unit Load NOTE: 2. For dual-supply systems theoretical worst case (VI = 2.4V, VCC = 5.5V) specification is 1.8mA.
HCT Input Loading Table INPUT UNIT LOADS
All 0.35 NOTE: Unit Load is ∆ICC limit specified in DC Electrical Table, e.g. 360µA max at 25oC.
Prerequisite for Switching Specifications 25oC -40oC TO 85oC -55oC TO 125oC PARAMETER SYMBOL VCC (V) MIN TYP MAX MIN TYP MAX MIN TYP MAX UNITS HC TYPES
Minimum Input, tWL Pulse Width A 2 100 - - 125 - - 150 - - ns 4.5 20 - - 25 - - 30 - - ns 6 17 - - 21 - - 26 - - ns B tWH 2 100 - - 125 - - 150 - - ns 4.5 20 - - 25 - - 30 - - ns 6 17 - - 21 - - 26 - - ns 4
