BL1551B switch equivalent, low voltage spdt analog switch.
* Wide Power Supply Range: 1.8V to 5.5V
* High Bandwidth: 350MHz
* High Off-Isolation:
84dB at 1MHz 51dB at 10MHz
* On-Resistance: 2.7Ω(typ) at 5.0V
*.
* Wireless Handsets
* MP3 Players
* Portable Electronic Devices
* Relay Replacement
* PDAs
* Aud.
The BL1551B is a Single Wide-Bandwidth, fast single-pole double-throw (SPDT) analog switch featuring an On-Resistance of 2.7Ω at VCC=5.0V and wide power supply range from 1.8V to 5.5V. It can be used as an analog switch or as a low-delay bus switch. .
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