AWT1921

Integrated High Power Amp 1610 MHz FEATURES • • • • • • High Output Intercept Point High Linearity True Surface Mount Package Internal Bias Circuit Requiring Nominal Input Voltages + 10% Low Cost Off Chip Output Matching Circuit Allows Application Optimization AWT1921 PRELIMINARY DATA SHEET - Rev 1.0 PRODUCT DESCRIPTION The AWT1921 is a four stage monolithic amplifier for use in communication systems that require high gain and output intercept point. The device has been specifically designed for fixed satellite access equipment and handset booster amplifier applications. Table 1: Pin Description PIN 1,14,15,28, slug 2 27 4 3 5,6,7,8 9,10 11 26 12 13 16,17 18-25 N AME GND VGS1 & RFIN V DD V D2 V D1 GND V D3 VGS2 VREF V SS VGS3 VGS4 V D4 D ESC R IPTION AC and RF Ground Fi rst Stage Gate termi nal & RF Input Posi ti ve Supply of Bi as C i rcui t(+5V) Second Stage drai n supply (+9V Fi rst Stage drai n supply (+9V) Fi rst and Second Stage Source ground Thi rd Stage drai n supply (+9V) Second Stage Gate Termi nal Bi as control Pi n (+5V) Negati ve Supply for Bi as C i rcui t (-5V) Thi rd Stage Gate termi nal Fourth Stage Gate termi nal Fourth Stage drai n supply (+9V) & RF out S11 SSOP-28 28 Pin Wide Body w/ Heat Slug Pin 1 GND VGS1/RFIN VD1 VD2 GND GND GND GND VD3 VD3 VGS2 VSS VGS3 GND Pin 14 Pin 28 GND VDD VREF VD4 VD4 VD4 VD4 VD4 VD4 VD4 VD4 VGS4 VGS4 GND Pin 15 Figure 1: Pin Layout 08/2001 AWT1921 ELECTRICAL CHARACTERISTICS (Pin with CDMA modulation, fo = 1610 – 16...