Philips Semiconductors RF Communications Products
Product specification
Low-
voltage digital IF receiver
SA637
DESCRIPTION
The SA637 is a low-
voltage high performance monolithic digital system with high-speed RSSI incorporating a mixer, oscillator with buffered output, two limiting intermediate frequency
amplifiers, fast logarithmic received signal strength indicator (RSSI),
voltage regulator, RSSI op amp and power down pin.
The SA637 is available in SSOP (shrink small outline package).
The SA637 was designed for portable digital communication applications and will function down to 2.
7V.
The limiter amplifier has differential outputs with 2MHz small signal bandwidth.
The RSSI output has a...