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SN74CB3T1G125-Q1

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1-kanaliger FET-Bus-Schalter für die Automobilindustrie, 3,3 V, 1:1 (SPST) mit Pegelwandler

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Datenblatt

SN74CB3T1G125-Q1

AKTIV
Datenblatt Jetzt bestellen

Produktdetails

Protocols Analog Configuration 1:1 SPST Number of channels 1 Bandwidth (MHz) 100 Ron (typ) (mΩ) 5000 Input/output voltage (min) (V) 0 Input/output voltage (max) (V) 5.5 Supply current (typ) (µA) 20 Operating temperature range (°C) -40 to 125 Input/output continuous current (max) (mA) 128 COFF (typ) (pF) 5 CON (typ) (pF) 4 OFF-state leakage current (max) (µA) 10 Ron (max) (mΩ) 10000 VIH (min) (V) 1.7 VIL (max) (V) 0.8 Rating Automotive
Protocols Analog Configuration 1:1 SPST Number of channels 1 Bandwidth (MHz) 100 Ron (typ) (mΩ) 5000 Input/output voltage (min) (V) 0 Input/output voltage (max) (V) 5.5 Supply current (typ) (µA) 20 Operating temperature range (°C) -40 to 125 Input/output continuous current (max) (mA) 128 COFF (typ) (pF) 5 CON (typ) (pF) 4 OFF-state leakage current (max) (µA) 10 Ron (max) (mΩ) 10000 VIH (min) (V) 1.7 VIL (max) (V) 0.8 Rating Automotive
SOT-SC70 (DCK) 5 4.2 mm² (2 mm × 2.1 mm)
  • Qualified for Automotive Applications
  • Output Voltage Translation Tracks VCC
  • Supports Mixed-Mode Signal Operation on All Data I/O Ports
    • 5-V Input Down to 3.3-V Output Level Shift With 3.3-V VCC
    • 5-V/3.3-V Input Down to 2.5-V Output Level Shift With 2.5-V VCC
  • 5-V-Tolerant I/Os, With Device Powered Up or Powered Down
  • Bidirectional Data Flow With Near-Zero Propagation Delay
  • Low ON-State Resistance (ron) Characteristics (ron = 5 Ω Typ)
  • Low Input/Output Capacitance Minimizes Loading (Cio(OFF) = 5 pF Typ)
  • Data and Control Inputs Provide Undershoot Clamp Diodes
  • Low Power Consumption
    (ICC = 20 µA Max)
  • VCC Operating Range From 2.3 V to 3.6 V
  • Data I/Os Support 0- to 5-V Signaling Levels (0.8 V, 1.2 V, 1.5 V, 1.8 V, 2.5 V, 3.3 V, 5 V)
  • Control Inputs Can Be Driven by TTL or 5-V/3.3-V CMOS Outputs
  • Ioff Supports Partial-Power-Down Mode Operation
  • Supports Digital Applications: Level Translation, USB Interface, Bus Isolation
  • Ideal for Low-Power Portable Equipment
  • Qualified for Automotive Applications
  • Output Voltage Translation Tracks VCC
  • Supports Mixed-Mode Signal Operation on All Data I/O Ports
    • 5-V Input Down to 3.3-V Output Level Shift With 3.3-V VCC
    • 5-V/3.3-V Input Down to 2.5-V Output Level Shift With 2.5-V VCC
  • 5-V-Tolerant I/Os, With Device Powered Up or Powered Down
  • Bidirectional Data Flow With Near-Zero Propagation Delay
  • Low ON-State Resistance (ron) Characteristics (ron = 5 Ω Typ)
  • Low Input/Output Capacitance Minimizes Loading (Cio(OFF) = 5 pF Typ)
  • Data and Control Inputs Provide Undershoot Clamp Diodes
  • Low Power Consumption
    (ICC = 20 µA Max)
  • VCC Operating Range From 2.3 V to 3.6 V
  • Data I/Os Support 0- to 5-V Signaling Levels (0.8 V, 1.2 V, 1.5 V, 1.8 V, 2.5 V, 3.3 V, 5 V)
  • Control Inputs Can Be Driven by TTL or 5-V/3.3-V CMOS Outputs
  • Ioff Supports Partial-Power-Down Mode Operation
  • Supports Digital Applications: Level Translation, USB Interface, Bus Isolation
  • Ideal for Low-Power Portable Equipment

The SN74CB3T1G125-Q1 is a high-speed TTL-compatible FET bus switch with low ON-state resistance (ron), allowing for minimal propagation delay. The device fully supports mixed-mode signal operation on all data I/O ports by providing voltage translation that tracks VCC. The SN74CB3T1G125-Q1 supports systems using 5-V TTL, 3.3-V LVTTL, and 2.5-V CMOS switching standards, as well as user-defined switching levels.

The SN74CB3T1G125-Q1 is a 1-bit bus switch with a single ouput-enable (OE) input. When OE is low, the bus switch is ON, and the A port is connected to the B port, allowing bidirectional data flow between ports. When OE is high, the bus switch is OFF, and a high-impedance state exists between the A and B ports.

This device is fully specified for partial-power-down applications using Ioff. The Ioff feature ensures that damaging current will not backflow through the device when it is powered down. The device has isolation during power off.

To ensure the high-impedance state during power up or power down, OE should be tied to VCC through a pullup resistor; the minimum value of the resistor is determined by the current-sinking capability of the driver.

The SN74CB3T1G125-Q1 is a high-speed TTL-compatible FET bus switch with low ON-state resistance (ron), allowing for minimal propagation delay. The device fully supports mixed-mode signal operation on all data I/O ports by providing voltage translation that tracks VCC. The SN74CB3T1G125-Q1 supports systems using 5-V TTL, 3.3-V LVTTL, and 2.5-V CMOS switching standards, as well as user-defined switching levels.

The SN74CB3T1G125-Q1 is a 1-bit bus switch with a single ouput-enable (OE) input. When OE is low, the bus switch is ON, and the A port is connected to the B port, allowing bidirectional data flow between ports. When OE is high, the bus switch is OFF, and a high-impedance state exists between the A and B ports.

This device is fully specified for partial-power-down applications using Ioff. The Ioff feature ensures that damaging current will not backflow through the device when it is powered down. The device has isolation during power off.

To ensure the high-impedance state during power up or power down, OE should be tied to VCC through a pullup resistor; the minimum value of the resistor is determined by the current-sinking capability of the driver.
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Technische Dokumentation

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Top-Dokumentation Typ Titel Format-Optionen Neueste englische Version herunterladen Datum
* Datenblatt Single FET 2.5-V/3.3-V Low-Voltage Bus Switch with 5-V Tolerant Level . datasheet 21.06.2011
Anwendungshinweis Selecting the Correct Texas Instruments Signal Switch (Rev. E) PDF | HTML 02.06.2022
Anwendungshinweis Multiplexers and Signal Switches Glossary (Rev. B) PDF | HTML 01.12.2021
Application brief Eliminate Power Sequencing with Powered-off Protection Signal Switches (Rev. C) PDF | HTML 06.01.2021
Weitere Dokumente Automotive Logic Devices Brochure 27.08.2014

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