SN74LS670N
SN74LS670N Description
4-by-4 register files with 3-state outputs
SN74LS670N Vendor
Texas Instruments
SN74LS670N Features
  • Separate Read/Write Addressing Permits Simultaneous Reading and Writing
  • Fast Access Times…Typically 20 ns
  • Organized as 4 Words of 4 Bits
  • Expandable to 512 Words of n-Bits
  • For Use as:
    • Scratch-Pad Memory
    • Buffer Storage between Processors
    • Bit Storage in Fast Multiplication Designs
  • 3-State Outputs
  • SN54LS170 and SN74LS170 Are Similar But Have Open-Collector Outputs
SN74LS670N Datasheet and Application Notes
ParameterValue
Voltage Nodes (V)5
Vcc range (V)4.75 to 5.25
Input LevelTTL
Output LevelTTL
Output Drive (mA)-2.6/8
Output3S
No. of Bits16
th (ns)5
tpd max (ns)45
tsu (ns)15
StatusACTIVE
Temp (oC)0 to 70
Budget Price ($US) | QTY0.75 | 1KU
Package Type | PinsPDIP (N) | 16
STD Pack QTY25
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5962-7704201VEA   SN54LS670J   SN54LS670   SNJ54LS670J   
SN74LS670   5962-7704201VFA   SNJ54LS670W   SN74LS670NSR   
SN74LS670DR   SN74LS670N3   

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