eSW5221数据手册Elan中文资料规格书
eSW5221规格书详情
描述 Description
The eSW5221 single-chip solution is an integrated circuit intended for use as a low cost FSK transmitter to establish a frequency-agile RF link.The device is designed to provide a 10-channel transmitter and intended for linear (FM) or digital (FSK) modulated applications in the wireless Mouse and Keyboard.The single chip transmitter operates down to 2.2V minimum and is expressly designed for low power consumption.It offers synthesizer with a typical channel spacing of approximately 30KHz to allow narrow-band applications.
特性 Features
Single-Chip RF Transmitter
Include oscillation circuit with external X-TAL
On-Chip Phase-Locked Loop (PLL)
Power Down mode
2.2 to 5.0V supply range
