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具有内部下拉电阻的 3.3V、1:1 (SPST)、12 通道通用 FET 总线开关
Configuration 2:1 SPDT
Number of channels (#) 12
Power supply voltage - single (V) 2.5, 3.3
Protocols Analog
Ron (Typ) (Ohms) 3
CON (Typ) (pF) 22.5
ON-state leakage current (Max) (μA) 1
Bandwidth (MHz) 200
Operating temperature range (C) -40 to 85
Features Break-before-make, Powered-off protection
Input/output continuous current (Max) (mA) 128
Rating Catalog
  • Member of the Texas Instruments Widebus? Family
  • 4- Switch Connection Between Two Ports
  • Rail-to-Rail Switching on Data I/O Ports
  • Ioff Supports Partial-Power-Down Mode Operation
  • Make-Before-Break Feature
  • Internal 500- Pulldown Resistors to Ground
  • Latch-Up Performance Exceeds 250 mA Per JESD 17

Widebus is a trademark of Texas Instruments.

The SN74CBTLV16292 is a 12-bit 1-of-2 high-speed FET multiplexer/demultiplexer. The low on-state resistance of the switch allows connections to be made with minimal propagation delay.

When the select (S) input is low, port A is connected to port B1, and RINT is connected to port B2. When S is high, port A is connected to port B2, and RINT is connected to port B1.

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.