TDA5101A - Infineon Technologies

TDA5101A ASK Transmitter 315 MHz

Package The TDA5101A is a single chip ASK transmitter for the frequency band 315 MHz. The IC offers a high level of integration and needs only a few external components. The device contains a 0.5 fully integrated PLL synthesizer and a A high efficiency power amplifier to drive 0.22 0.08 a loop antenna. A special circuit design and an unique power amplifier d.

Features

like a power down mode, a low power detect and a divided clock output are implemented. 0.15 max. ±0.05 ±0.1 1.1 max. H 0.1 A M 0.09 ABC 4.9 0.42 +0.15 -0.1 0.25 M 6 max. ABC 3 ±0.1 C Features s fully integrated frequency synthesizer VCO without external components high efficiency power amplifier frequency range 315 MHz ASK modulation s s s s s low supply current (typically < 7mA) voltage supply range 2.1 - 4 V power down mode low voltage sensor low external component count s s s s Applications s s Keyless entry systems Remote control systems s s Alarm systems Communication .