Just ordered some Si570 for the 432cm version of the UHFSDR.... Si570 I had (From KM5H and Si themselves) would have done HF fine but didn't have the top end frequency range I needed.
Lets hope they turn up..
|Startup Frequency (MHz)||514.000000|
|I2C Address||55 (Hex)|
|Supply Voltage||3.3 V|
|OE Polarity||OE active high|
|Stability||+/- 31.5 ppm|
|Frequency Range||10 - 945, 970 - 1134, 1213 - 1417.5 MHz|
|Operating Temp Range (°C):||-40 to +85|