7SB385AMX1TCG

Signal Switches, Multiplexers, Decoders Overview

The 7SB385AMX1TCG is a high-speed bus switch manufactured by onsemi, designed for applications requiring advanced signal routing in ultra-small footprints. It features three independent switches connecting two ports with power-down protection on inputs to prevent leakage during off-states. The device operates within a supply voltage range of 4.0 V to 5.5 V and supports an operating temperature range from -55°C to +125°C. Key electrical characteristics include a maximum propagation delay of 0.25 ns at 4.5 V, a typical on-resistance of 7 Ω at 4.5 V, and low input capacitance of 2.0 pF. It is housed in the ULLGA6 package.

Signal Switches, Multiplexers, Decoders Feature Summary

• Provides high-speed signal switching with minimal propagation delay for efficient data transmission.
• Includes power-down protection on inputs to ensure isolation when the device is unpowered.
• Features ultra-small footprint packaging options suitable for space-constrained designs.

Signal Switches, Multiplexers, Decoders Applications

• Portable equipment requiring compact signal routing solutions
• Consumer electronics utilizing high-speed data buses
• Communication systems needing isolated signal paths

Signal Switches, Multiplexers, Decoders Procurement Notes

Verify the specific ordering suffix to confirm the package type and pitch, as the base part number covers multiple variants. Ensure the selected variant matches the required PCB footprint dimensions. Confirm lead-free status and compliance with RoHS directives if applicable to your manufacturing standards. Check the latest datasheet revision for any updates to mechanical drawings or electrical specifications before finalizing procurement.

Signal Switches, Multiplexers, Decoders Selection Notes

Select this component when system design demands minimal signal latency and tight board space constraints. Evaluate the on-resistance requirements against the load current to ensure acceptable voltage drop. Consider the operating temperature range to guarantee reliability under extreme environmental conditions. Verify that the control logic levels are compatible with the system's supply voltage for proper enable/disable functionality.

Signal Switches, Multiplexers, Decoders Part Context

This component belongs to the 7SB385 family of bus switches, which offers various package options including TSOP-5, SC-88A, UDFN6, and different ULLGA6 configurations. The AMX1TCG suffix specifically denotes the ULLGA6 package with a 0.5 mm pitch. Other variants in the series provide alternative pitches such as 0.4 mm and 0.35 mm to accommodate diverse layout needs.

Signal Switches, Multiplexers, Decoders Replacement Considerations

Direct replacements within the same family include 7SB385DTT1G, 7SB385DFT2G, 7SB385BMX1TCG, 7SB385CMX1TCG, and 7SB385MUTCG. These alternatives share identical electrical characteristics but differ in package type and pitch. Ensure the replacement package fits the existing PCB footprint or adjust the layout accordingly.

Signal Switches, Multiplexers, Decoders FAQ

What is the maximum propagation delay for the 7SB385?

The maximum propagation delay (tPD) is 0.25 ns when the supply voltage (VCC) is 4.5 V.

Does the 7SB385 support power-down protection?

Yes, the device provides power-down protection on its inputs, ensuring that leakage currents are minimized when the device is not powered.

What is the operating temperature range?

The recommended operating free-air temperature range is from -55°C to +125°C.