may 2010 doc id 17526 rev 1 1/27 27 ST7570 s-fsk power line networking system-on-chip features fully integrated narrow-band power line networking system-on-chip high performing phy processor with embedded turn-key firmware for spread frequency shift keying (s-fsk) modulation: ? programmable bit rate up to 2.4 kbps (@ 50 hz) ? 1 hz step programmable carriers up to 148.5 khz ? signal to noise ratio estimation ? received signal strength indication protocol engine embedding: ? iec61334-5-1 phy and mac layers ? alarm management on chip peripherals: ? host controller uart interface fully integrated analog front end: ? adc and dac ? pga with automatic gain control for high receiving sensitivity ? high linearity modulated signal generation fully integrated single-ended power amplifier for line driving ? up to 1 a rms, 14 v p-p output ? configurable active filtering topology ? very high linearity ? embedded temperature sensor ? current control feature 8 to 18 v power amplifier supply 3.3 v or 5 v digital i/o supply integrated 5 v and 1.8 v linear regulators for afe and digital core supply mains zero crossing synchronization suitable for en50065 and fcc part 15 compliant applications vfqfpn48 package with exposed pad -40 c to +85 c temperature range applications smart metering applications street lighting control command and control networking description the ST7570 is a powerful power line networking system-on-chip. it combines a high-performance phy processor core and a protocol controller core with a fully integrated analog front end (afe) and line driver. the ST7570 features allow the most cost- effective, single-chip power line communication solution based on iec61334-5-1 s-fsk standard. table 1. device summary order codes package packaging ST7570 vfqfpn48 tube ST7570tr tape and reel 6 & |