Key Features
- 10MHz Output
- Aging Rate：≤8.0E-12/days
- short-term stability better than 5.0E-11
- Fast 1PPS Discipline Function
- HighResolutionDigital FrequencyAdjust (5E-13）Product FeaturesSpecification NameValue RemarksRF OutputOutput Frequency10MHz（Square Wave)1 chOutput AmplitudeLVCOMSDuty Cycle 50%±10DisciplinedFrequency Accuracy≤±1E-12DisciplinedLock 24 h then continuous test 24 hMax Frequency Deviation Over Temperature Range≤5.0E-10（0℃~50℃）≤1.0E-09(-40℃~60℃)Short-Term Stability≤5.0E-11/s+25℃≤3.0E-11/10s≤7.0E-12/100sFrequencyRepeatability≤±5E-11On-Off: 24H, 48H,24H,(25℃)Factory Accuracy≤±5E-11+25℃Test 24 hAging≤±8E-12/daysSpurious Emission≤-80dBc10MHz±1MHz RangeInternalPhase Noise1Hz≤-70dBc/Hz10Hz≤-100dBc/Hz100Hz≤-123dBc/Hz1kHz≤-142dBc/Hz10kHz≤-150dBc/Hz1PPS OutputRise Time≤2ns50ΩLoadPulse Width500us-500msDefault 100ms，Step12.5nsJitter≤1ns RMS50ΩLoadLevel≥3.0V1MΩ/15pF LoadPPS DisciplinedPPS Input3.3V-5.5VLVTTL/TTLSync Lock Time≤20minSynchronization Accuracy≤20nsEnter SyncLockstate, test 3 h holdover accuracy≤0.8usDisciplined 24 h then enter holdover, continuous test 24 h monitoring controlFrequency Modulation Accuracy≤5E-13AdjustmentRange：±1.0E-7LockTime≤3min+25℃Status MonitoringHigh LevelLock（3.3V），Low LevelUnlocked(0V)Communication MonitoringLVTTLPower SupplyInput Voltage Range+4.5 to +6Vdc(Typical 5V)Maximum Power Consumption≤20W+25℃/5VSteady-State Power Consumption≤5WEnvironmentOperating Temperature-40℃ ~ +60℃Storage Temperature-55℃ - +85℃Relative Humidity≤85%Non-condensing operating conditionsStructureExternal Dimensions50mm×50mm×19mm （Tolerance±0.3）Weight≤110g2. External Dimensions：Pin Definition：— PPS_IN— GND— 10M_OUT— GND
Key Specifications
RF Output
| Parameter | Value | Note |
|---|---|---|
| Output Frequency | 10MHz（Square Wave) | 1 ch |
Output Amplitude
| Parameter | Value | Note |
|---|---|---|
| LVCOMS | Duty Cycle 50%±10 |
Disciplining Frequency Accuracy
| Parameter | Value | Note |
|---|---|---|
| ≤±1E-12 | Disciplined Lock 24 h then continuous test 24 h | |
| Max Frequency Deviation Over Temperature Range | ≤5.0E-10（0℃~50℃）≤1.0E-09(-40℃~60℃) |
Short-Term Stability
| Parameter | Value | Note |
|---|---|---|
| ≤5.0E-11/s | +25℃ |
Frequency Reproducibility
| Parameter | Value | Note |
|---|---|---|
| ≤±5E-11 | On-Off: 24H, 48H,24H,(25℃) | |
| Factory Accuracy | ≤±5E-11 | +25℃Test 24 h |
| Aging | ≤±8E-12/days |
Spurious
| Parameter | Value | Note |
|---|---|---|
| ≤-80dBc | 10MHz±1MHz within range |
Phase Noise
| Parameter | Value | Note |
|---|---|---|
| 1Hz | ≤-70dBc/Hz | |
| 10Hz | ≤-100dBc/Hz |
1PPS Output
| Parameter | Value | Note |
|---|---|---|
| Rise Time | ≤2ns | 50ΩLoad |
Pulse Width
| Parameter | Value | Note |
|---|---|---|
| 500us-500ms | Default 100ms，Step12.5ns | |
| Jitter | ≤1ns RMS | 50ΩLoad |
| Level | ≥3.0V | 1MΩ/15pF Load |
PPS Disciplining
| Parameter | Value | Note |
|---|---|---|
| PPS Input | 3.3V-5.5V | LVTTL/TTL |
| Sync Lock Time | ≤20min |
Synchronization Accuracy
| Parameter | Value | Note |
|---|---|---|
| ≤20ns | enters synchronous lock, test 3 h |
Timekeeping Accuracy
| Parameter | Value | Note |
|---|---|---|
| ≤0.8us | Disciplined 24 h then enter holdover, continuous test 24 h |
Monitoring and Control
| Parameter | Value | Note |
|---|---|---|
| Frequency Modulation Accuracy | ≤5E-13 | Adj. Range: ±1.0E-7 |
Lock Time
| Parameter | Value | Note |
|---|---|---|
| ≤3min | +25℃ | |
| Status Monitoring | High Level Locked (3.3V），Low Level Unlocked(0V) | |
| Communication Monitoring | LVTTL |
Power Supply
| Parameter | Value | Note |
|---|---|---|
| Input Voltage Range | +4.5 to +6Vdc(Typical 5V) |
Maximum Power Consumption
| Parameter | Value | Note |
|---|---|---|
| ≤20W | +25℃/5V | |
| Steady-State Power Consumption | ≤5W |
Environment
| Parameter | Value | Note |
|---|---|---|
| Operating Temperature | -40℃ ~ +60℃ | |
| Storage Temperature | -55℃ - +85℃ | |
| Relative Humidity | ≤85%non-condensing | Operating Conditions |
Structure
| Parameter | Value | Note |
|---|---|---|
| External Dimensions | 50mm×50mm×19mm （Tolerance±0.3） | |
| Weight | ≤110g |