ZIF100

Obsolescence Notice This product is obsolete. This information is available for your convenience only. For more information on Zarlink’s obsolete products and replacement product lists, please visit http://products.zarlink.com/obsolete_products/ ZIF100 ZIF100 Direct Conversion 4FSK Data Receiver Target Specification DS4760 - 1.2 August 1997 The ZIF100 IC is a direct conversion receiver. The device provides the functions required for the reproduction of I and Q from either 2FSK or 4FSK transmission. Adjacent channel rejection is provided using programmable channel filters. RF and Audio AGC functions assist operation when large interfering signals are present. The ZIF100 also includes an on chip 1 volt regulator function capable of sourcing up to3mA and a battery flag function. Both the I and Q channel outputs and battery flag have open collector outputs to ease their interface with other devices. PIN 1 PIN 32 PIN 1 IDENT FEATURES s Low Power Consumption - most of the device is powered directly from a single cell to minimise the power consumed s Very Competitive Sensitivity Performance s Programmable Channel Filtering s 1 Volt Regulator and 1.25 Volt Reference Voltage with Pre-wakeup Mode s Wide Range Automatic Gain Control (AGC) including Mixer Overload Protection s Bettery Economy Function s 1mm Thick TQFP Package s Programmable LNA Current Source APPLICATIONS s Pagers - including small form factor designs such as credit card pagers, watch pagers and PCMCIA applicatio...