STLC2690

Overview

3/6

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Communication interfaces

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UART up to 4 MHz

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SPI interface

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SDIO interface up to 25 MHz

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PCM interface/I2S interface

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I2C interface

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Up to 16 additional flexibly programmable GPIOs

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External interrupts possible through the GPIOs

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On-chip memory organization

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On chip RAM, including provision for patches

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On chip ROM, preloaded with SW up to HCI

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Ciphering support up to 128 bits key

1.2

FM transceiver features

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Worldwide FM band (65 - 108 MHz) including Russian band

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RDS/RBDS processor

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On-chip demodulator, modulator and packet decoding and encoding

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World best, State of the art receiver sensitivity of - 2.5 dBµV

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Excellent receiver selectivity for audio and RDS

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Adaptive signal processing, to provide best audio quality versus received signal quality

or in-band blockers.

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Autonomous ultra fast checking for alternate frequencies

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Fast search tuning

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Digital volume control and equalizer

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High output power linear transmitter

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Programmable transmit output level to comply with FCC and ETSI requirements

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Embedded filtering for coexistence in mobile handset

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Programmable AGC for optimized frequency deviation

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On-chip controller with ROM/RAM

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Analog and digital audio output and input

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Typical current consumption FM rx: 15 mA (1.8 V supply)

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Control interface: I2C or HCI

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High level API: easy software integration