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wiki:cmp:freq:start [2023/07/18 10:25] – Roman Abakumov | wiki:cmp:freq:start [2024/07/05 14:15] (текущий) – Roman Abakumov | ||
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| | Vectron | | | Vectron | ||
| | NDK | | | NDK | ||
- | | https:// | + | | https:// |
+ | | https:// | ||
+ | | http:// | ||
+ | | https:// | ||
+ | | https:// | ||
| SIN | Sinus | Синусоидальный | | SIN | Sinus | Синусоидальный | ||
Строка 86: | Строка 90: | ||
==== XCO diff ==== | ==== XCO diff ==== | ||
- | | https:// | + | | https:// |
+ | | https:// | ||
+ | | http:// | ||
+ | |||
+ | ^ p\n ^ datasheet | ||
+ | | | [[https:// | ||
+ | | AX3DAF1-122.8800 | ||
+ | | SJK-3D-122.880-3.3-30-C | | SJK | LVDS | 122.88 MHz | 1ps | ||
==== RTC ==== | ==== RTC ==== | ||
- | | https:// | + | [[.:rtc:start|RTC]] |
- | + | ||
- | | | RV-3032-C7 | 2.5ppm | -40+85C | 1.98$ (при заказе 3000 шт.) | | | + | |
- | | DaPu | INS5699C | + | |
- | | DaPu | INS5699S | + | |
- | + | ||
- | === PCF8523TK/ | + | |
- | + | ||
- | Clock operating voltage: 1.0 V to 5.5 V | + | |
- | + | ||
- | Vth(sw)bat is the battery switch threshold voltage. Typical value is 2.5 V. | + | |
- | + | ||
- | When VBAT drops below the threshold value Vth(bat)low (typically 2.5 V), the BLF flag | + | |
- | (register Control_3) is set to indicate that the battery is low and that it must be replaced. | + | |
- | + | ||
- | VBAT battery supply voltage power management function active 1.8 - 5.5 V | + | |
- | + | ||
- | Vth(sw)bat battery switch threshold voltage 2.1 2.5 2.7 V | + | |
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| OCXO+GNSS | CM66 | ±30ns | | OCXO+GNSS | CM66 | ±30ns | ||
| OCXO+1588 | CM35P | ±50ns | | OCXO+1588 | CM35P | ±50ns | ||
+ | |||
+ | ==== Jitter Attenuator ==== | ||
+ | | Si5344D | Silabs | Jitter Attenuator | | ||
Строка 139: | Строка 136: | ||
- | ==== IEEE1588v3 Chip ==== | + | ==== GPSDO ==== |
- | | https:// | + | | https:// |
+ | |||
+ | ==== IEEE1588v3 Chip ==== | ||
+ | | https:// | ||
+ | | 82P33831 | ||
+ | | AU5508 | ||
==== Network Interface Clock Nominals ==== | ==== Network Interface Clock Nominals ==== |