SN54LS491FB
MONOLITHIC MEMORIES
- Lifecycle statusDiscontinued
- DescriptionBinary Counter, LS Series, Synchronous, Positive Edge Triggered, 10-Bit, Bidirectional, TTL, CDFP24
- Category
- HTS Code8542.39.00.01
- SB Code8542.39.00.00
- FamilyLS
- DirectionBIDIRECTIONAL
- TechnologyTTL
- Width (mm)10.16
- Length (mm)15.24
- JESD-30 CodeR-XDFP-F24
- Package CodeDFP
- Trigger TypePOSITIVE EDGE
- Logic IC TypeBINARY COUNTER
- Package ShapeRECTANGULAR
- Package StyleFLATPACK Meter
- Surface MountYES
- Terminal FormFLAT
- J-STD-609 Codee0
- Number of Bits10
- Terminal FinishTin/Lead (Sn/Pb)
- DLA QualificationNot Qualified
- Load/Preset InputNO
- Mode of OperationSYNCHRONOUS
- Temperature GradeMILITARY
- Terminal PositionDUAL
- Number of Functions1
- Number of Terminals24
- Terminal Pitch (mm)1.27
- Package Body MaterialCERAMIC
- Output Characteristics3-STATE
- Propagation Delay (ns)25
- Seated Height-Max (mm)2.286
- Supply Voltage-Max (V)5.25
- Supply Voltage-Min (V)4.75
- Supply Voltage-Nom (V)5
- Package Equivalence CodeFL24,.4
- Frequency-Max@Nom-Sup (Hz)10500000
- Operating Temperature-Max (Cel)125
- Operating Temperature-Min (Cel)-55
- Screening Level / Reference StandardMIL-STD-883 Class B (Modified)
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SN54LS491FB