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Part Naming Conventions

Clicking on product's category allows you to see General-Purpose Logic ICs Part Naming Conventions.

  • CMOS Logic

    Example of CMOS Losic

    1. Toshiba CMOS family
      • TC: Standard CMOS logic
      • TC74HC, 74HC: High-speed CMOS logic
      • TC74AC: Advanced high-speed CMOS logic
      • TC74VHC, 74VHC: Very-high-speed CMOS logic
      • TC74LVX: Low-voltage CMOS logic
      • TC74LCX, 74LCX: Low-voltage CMOS logic
      • TC74VCX: Low-voltage CMOS logic
    2. Circuit configuration or performance class
      • No letter: Normal type
      • U: Unbuffered
      • T: TTL-level input
      • H: Bushold
      • R: Built-in output serial resistor
      • V: Schmitt-trigger inputs
      • 9: Schmitt-trigger inputs and two-sided pin assignment
      • Z , ZA : Hot plugging
    3. Product's function (Please refer to our data-book or catalogue for details)
    4. Revision code or standardized product
    5. Package type
      • P: DIP14/16/20
      • F: SOP14/16/20
      • FS: SSOP24
      • FT: TSSOP14/16/20/48/56
      • FK: US14/16/20
      • FTG: VQON16/20/24
      • D: SOIC14/16/20

  • One-Gate Logic (L-MOS)

    Example of One-Gate Logic (L-MOS)

    TC4S
    1
    11
    2
      
    3
    F
    4
    1. Toshiba CMOS family (group) name
      • TC4S / TC4W: Standard series
      • TC7S / TC7W: High-speed series
      • TC7SH / TC7WH / 7PH: VHS series
      • TC7SET: VHS series (TTL input level)
      • TC7SZ / TC7WZ: SHS series
      • TC7SA / TC7PA: AHS series
      • TC7WT: High-speed series (TTL input level)
      • TC7SG / TC7WG / TC7PG / 7UL1G / 7UL2G / 7UL3G: LVP series
      • 7UL1T / 7UL2T / 7UL3T: LVP series(Level shift type)

      * When "U" is attached to the last of a name, it shows that the product is of single buffer type.

    2. Product's function (Please refer to catalogue for details.)
    3. Improvement category of characteristics
    4. Package type
      • F: SSOP5-0.95 (SMV) / SOP8-1.27 (FM8)
      • FU: SSOP5-0.65A (USV) / SSOP6-0.65(US6) / SSOP8-0.65 (SM8)
      • FK: SSOP8-0.50A (US8)
      • FE: SON5-0.50 (ESV) / SON6-0.5(ES6)
      • FS: SON5-0.35 (fSV)
      • FC: CSON8-P-0.4 (CST8)

  • Level Shifter

    Example of Level Shifter

    1. TC stands for Toshiba CMOS
    2. Product family (group) name
      • 7MP: Low voltage / Low power logic IC (14/16/20/24pin)
      • 7WP: Low voltage / Low power logic IC (8pin)
      • 7SP: Low voltage / Low power logic IC (6pin)
    3. Serial number.
      • A serial number that starts with "N": it shows the product is of low-noise type.
      • A serial number that starts with "H": it shows the product has a Bus-hold.
      • Dual supply level shifter: 7MPx3245, 7MPx3125, 7WPx3125, 7SPx3125
    4. Improvement category of characteristics
    5. Package type.
      • TU: (UF6)
      • FC: CSON8P-0.4 (CST8)
      • FK: VSSOP (US)
      • FT: TSSOP
      • FTG: VQON

  • Bus Switches

    Example of Bus Switches

    1. TC stands for Toshiba CMOS.
    2. Package type
    3. Series name
      • Bxx:Bus Switches / Analog Switches for 5-V System
      • BLxxA:Bus Switches for 3.3-V System(Con:34pF)
      • S:Low Capacitance Bus Switches for 3.3-V System(Con:12pF)
      • BDxxA:5V→3.3V Level Shift Bus Switches
      • Pxx:Dual-Supply Analog Switches
      • PBxx:Dual-Supply Bus Switches
    4. Function number
    5. Series name
    6. Package type

    Table of packages
    No.2 No.6 Packages
    M FTG VQON16/20
    FK US14/16/20
    FT TSSOP14/16/20
    W CT CST8
    FK US8
    P TU UF6
    FC CST8
    FK US8
    S FU USV
    TU UF6

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·Before creating and producing designs and using, customers must also refer to and comply with the latest versions of all relevant TOSHIBA information and the instructions for the application that Product will be used with or for.