SN54HC490FK
Texas Instruments Incorporated
- 生命周期状态Discontinued
- 说明Decade Counter, HC/UH Series, Asynchronous, Negative Edge Triggered, 4-Bit, Up Direction, CMOS, CQCC20
- 类别
- HTS Code8542.39.00.01
- SB Code8542.39.00.00
- FamilyHC/UH
- DirectionUP
- TechnologyCMOS
- Width (mm)8.89
- Length (mm)8.89
- JESD-30 CodeS-XQCC-N20
- Package CodeQCCN
- Trigger TypeNEGATIVE EDGE
- Logic IC TypeDECADE COUNTER
- Package ShapeSQUARE
- Package StyleCHIP CARRIER Meter
- Surface MountYES
- Terminal FormNO LEAD
- Number of Bits4
- DLA QualificationNot Qualified
- Load/Preset InputYES
- Mode of OperationASYNCHRONOUS
- Temperature GradeMILITARY
- Terminal PositionQUAD
- Number of Functions2
- Number of Terminals20
- Terminal Pitch (mm)1.27
- Load Capacitance (pF)50
- Package Body MaterialCERAMIC
- Propagation Delay (ns)355
- Seated Height-Max (mm)2.03
- Supply Voltage-Max (V)6
- Supply Voltage-Min (V)2
- Supply Voltage-Nom (V)4.5
- Package Equivalence CodeLCC20,.35SQ
- Frequency-Max@Nom-Sup (Hz)21000000
- Output Low Current-Max (mA)5.2
- Operating Temperature-Max (Cel)125
- Operating Temperature-Min (Cel)-55
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