Texas Instruments 74CBT Bus Switch, SN74CBT3125CD, 4 independent 1:1 circuits, 4.5-5.5V supply, 14-SOIC surface mount, -40°C to 85°C, ROHS3 compliant.
| Parameter | Value |
|---|---|
| Type | Bus Switch |
| Series | 74CBT |
| Mounting | Surface Mount |
| Supply voltage | 4.5V ~ 5.5V |
| Voltage supply source | Single Supply |
| Operating temperature | -40°C ~ 85°C |
| Circuit | 1 x 1:1 |
| Package | Tube |
| Case | 14-SOIC (0.154\", 3.90mm Width) |
| Independent circuits | 4 |
The SN74CBT3125CD is a quad bus switch from TI's 74CBT family, containing four independent 1:1 SPST switches that connect or isolate digital signal paths under logic control.
Each of the four switches is a 1:1 pass-gate with its own enable pin — you can gate individual data lines without external AND-OR logic, which saves board area and propagation delay.
Design engineers need pin configurations to validate layout and ensure proper connection in their circuit.
Buyers and engineers must confirm compatibility with their system's power rail, typically 4.5V~5.5V.
Sourcing buyers need authorized distributors to check stock, price, and lead time for their bill of materials.
Compliance with RoHS is critical for product legality and environmental requirements in many markets.
Maintenance techs and brokers need drop-in replacements or equivalents when the original is unavailable or obsolete.
Lifecycle status affects long-term availability; design engineers avoid end-of-life parts in new designs.