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..
Custom Part Number Specification:
| Part Number | 570ABA001689DG |
| Model Number | Si570 |
| Startup Frequency (MHz) | 514.000000 |
| I2C Address | 55 (Hex) |
| Format | LVPECL |
| 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 |
Just turned up. Wow huge box in a box in another box... all for two tiny SMD chips.
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