DAPU Products:
1. High stability clock series: Crystal(32.768KHz), Crystal(MHz),SPXO, TCXO, OCXO, Clock Module;
2. Timing Server: Timing Server;
3. Chip Series: Real Time Clock (RTC) , Clock Buffer, Phase locked loop (PLL) , IEEE1588v2, All-Silicon Oscillator, Ethernet PHY;
4. RF Passive Devices: SMD Circulator / Isolator, Drop-In Circulator / Isolator, SMT Circulator / Isolator.
DAPU Crystal & Oscillators High stability clock series, RTC
1. Crystal(32.768KHz)
Type | Dimension | Freq. range | Freq. accuracy | Operating Temp. | Load capacitance |
Crystals | 1.60*1.00*0.45 | 32.768KHz | ±20 | -40 ~ 85 | 4.0/6.0/7.0/9.0/12.5 |
2.00*1.20*0.55 | -40 ~ 85 | 6.0/9.0/12.5 | |||
3.20*1.50*0.80 | -40 ~ 85 | 6.0/9.0/12.5 |
2. Crystal(MHz)
Type | Dimension | Freq. range | Freq. tolerance | Freq. Stability | Operating temperature | Load Capacitance |
Crystal 3225 | 3.20*2.50*0.7 | 8~60 | ±10/specify | ±10~±50 | -20~70/-40~85/-40~125 | 8/10/12/specify |
Crystal 2520 | 2.55*2.05*0.6 | 12~54 | ±10/specify | ±10~±50 | -20~70/-40~85/-40~125 | 8/10/12/specify |
Crystal 2016 | 2.05*1.65*0.5 | 16~96 | ±10/specify | ±10~±50 | -20~70/-40~85/-40~125 | 8/10/12/specify |
Crystal 1612 | 1.65*1.25*0.4 | 24~96 | ±10/specify | ±10~±50 | -20~70/-40~85/-40~125 | 8/10/12/specify |
3. SPXO
3.1 SPXO (CMOS Output)
Type | Dimension | Freq. range | Freq. Stability | Phase Jitter | Operating temperature |
SPXO 7050 | 7.00*5.00*1.30 | 8~70 | ±20/±25/±30 | 1 | -20~70/-40~85/-40~105 |
SPXO 5032 | 5.00*3.20*1.20 | 8~70 | ±20/±25/±30 | 1 | -20~70/-40~85/-40~105 |
SPXO 3225 | 3.20*2.50*0.95 | 8~70 | ±20/±25/±30 | 1 | -20~70/-40~85/-40~105 |
SPXO 2520 | 2.50*2.00*0.85 | 8~70 | ±20/±25/±30 | 1 | -20~70/-40~85/-40~105 |
SPXO 2016 | 2.05*1.65*0.75 | 8~70 | ±20/±25/±30 | 1 | -20~70/-40~85/-40~105 |
3.2 SPXO (Differential Output)
Type | Dimension | Freq. range | Comprehensive | Operation temp | Output waveform | Recommended |
DPD3225 | 3.2*2.5*0.9 | 50 ~ 220 | ±25/50/100 | -40 ~ 85 | LVPECL/LVDS/HCSL | 100 |
DPD5032 | 5.0*3.2*1.2 | 100 ~ 170 | LVPECL/LVDS/HCSL | |||
DPD7050 | 7.0*5.0*1.7 | 62.5 ~ 220 | LVPECL/LVDS |
4. TCXO
4.1 TCXO (High stability, ultra-wide temperature, low phase noise)
Type | Dimension | Freq. range | Freq. Stability | Year | Phase noise | Operating temp |
TCXO 7050 | 7.00*5.00*2.20 | 5~52 | ±0.5~±0.05 | ±1 | -140 | -40~+85/-40~+85/-40~+105 |
TCXO 5032 | 5.00*3.20*1.90 | 5~52 | ±0.5~±0.28 | ±1 | -140 | -40~85/-40~105 |
4.2 TCXO (Super small size, ultra-low consumption)
Type | Dimension | Freq. range | Freq. Stability | Aging/year | Phase Noise | Operating temperature |
TCXO 3225 | 3.20*2.50*0.90 | 10~55 | ±0.5 | ±1 | -140 | -40~85/-40~105 |
TCXO 2520 | 2.55*2.05*0.83 | 10~55 | ±0.5 | ±1 | -140 | -40~85/-40~105 |
TCXO 2016 | 2.05*1.65*0.70 | 10~55 | ±0.5 | ±1 | -140 | -40~85/-40~105 |
TCXO 1612 | 1.65*1.25*0.63 | 10~55 | ±0.5 | ±1 | -140 | -40~85/-40~105 |
5. OCXO
5.1 OCXO (Ultra-high stability)
Type | Operating temp. | Freq. tolerance | Ageing | Ageing | Phase noise | Dimension | Recommend freq. |
O55A | -20 ~ +70 | ±0.2 | ±0.05ppb | ±5.0ppb | -150 | DIP | 10 |
-55 ~ +85 | ±1.0 | ±0.05ppb | ±10.0ppb | -150 | DIP | 10 | |
O23B | -40 ~ +85 | ±0.2 | ±0.5ppb | ±0.02ppm | -155 | DIP | 10 |
-55 ~ +85 | ±3.0 | ±0.5ppb | ±0.02ppm | -155 | DIP | 10 | |
O22B | -40 ~ +85 | ±0.2 | ±0.5ppb | ±0.03ppm | -155 | DIP | 10 |
-55 ~ +85 | ±3.0 | ±0.5ppb | ±0.03ppm | -155 | DIP | 10 | |
O22A | -40 ~ +85 | ±0.2 | ±0.5ppb | ±0.05ppm | -155 | DIP | 10 |
-55 ~ +85 | ±3.0 | ±0.5ppb | ±0.05ppm | -155 | DIP | 10 | |
O22S | -40 ~ +85 | ±0.2 | ±0.5ppb | ±0.05ppm | -155 | DIP | 10 |
-55 ~ +85 | ±3.0 | ±0.5ppb | ±0.05ppm | -155 | DIP | 10 |
5.2 OCXO (Wide temperature, low phase noise, low consumption, small size)
Type | Operating temp. | Freq. tolerance | Ageing | Ageing | Phase noise | Dimension | Recommend freq. |
O11F | -40 ~ +95 | ±3.0 | ±1.0 | ±0.1 | -158 | SMD | 10/12.8/19.2/20/25 |
-55 ~ +105 | ±10.0 | ±3.0 | ±0.2 | -158 | SMD | ||
O79A | -40 ~ +95 | ±5.0 | ±1.0 | ±0.1 | -155 | SMD | |
-55 ~ +105 | ±10.0 | ±3.0 | ±0.2 | -155 | SMD | ||
O75A | -40 ~ +95 | ±10.0 | ±3.0 | ±0.1 | -155 | SMD | |
-55 ~ +105 | ±20.0 | ±3.0 | ±0.2 | -155 | SMD |
5.3 OCXO (Ultra-low phase noise)
Type | Freq. | Freq. tolerance | Ageing | Phase noise | Phase noise | Phase noise | Phase noise | Short-Term | Operating temp. | Dimension |
O55 | 10M | ±1.0ppb/ | ±0.5ppb/day | -150 | -162 | -168 | -170 | 1.5E-13/s | -40~75 | DIP |
O23 | 10M | ±0.5ppb/ | ±0.5ppb/day | -148 | -160 | -168 | -170 | 3E-13/s | -40~75 | DIP |
O22B | 10M | ±0.3ppb | ±0.5ppb/day | -145 | -160 | -165 | -170 | 5E-13/s | -55~85 | DIP |
O22A | 100M | ±10ppb/ | ±1ppb/day | -108 | -139 | -163 | -174 | 5E-12/s | -55~+85 | DIP |
O22A | 100M | ±10ppb/ | ±1ppb/day | -105 | -135 | -171 | -175 | 5E-12/s | -55~+85 | DIP |
5.4 OCXO (Ultra-low power consumption)
Freq. | Freq. tolerance | Ageing | Start-up power | Stable power | Phase noise | Operating temp. | Dimension |
10M | ±10 | ±0.1 | 900mW | 100mW | -160 | -55 ~ +85 | DIP |
10M | ±5 | ±0.1 | 900mW | 280mW | -160 | -40 ~ +85 | DIP |
100M | ±50 | ±0.3 | 1W | 300mW | -155 | -55 ~ +85 | DIP |
100M | ±20 | ±0.3 | 1W | 450mW | -155 | -55 ~ +85 | DIP |
6. Clock Module
6.1 Clock Module (Built in TCXO, ultra-wide temperature)
Type | Sync. acc | Hold | Freq. tolerance | Phase noise | Operating temp. | Dimension |
CM11T | ±50 | ±5μs/1H | ±50 | -138 | -40 ~ 105 | 10.0*10.0*2.2 |
6.2 Clock Module (Built in OCXO, ultra-high precision)
Type | Sync acc. | Hold | Freq. tolerance | Phase noise | Operating temp. | Dimension |
CM55 | ±30 | ±1.5μs/24H | ±0.1 | -155 | -40 ~ 85 | 51.0*51.0*13.0 |
CM22 | ±50 | ±1.5μs/24H | ±0.3 | -155 | -40 ~ 85 | 20.2*20.2*9.0 |
6.3 Clock Module (Built-in OCXO, High frequency ,Low noise)
Type | Sync acc. | Frequency | Freq. tolerance | Phase noise | Operating temp. | Dimension |
CM30 | 1E-11 | 100MHz | ±50 | -160 | -45 ~ 85 | 30.0*25.0*12.4 |
6.4 Clock Module (Built in OCXO and GNSS receiver)
Type | Sync. acc | Hold | Temp. acc | Phase noise | Operating temp. | Dimension |
CM66 | ±30 | ±1.5μs/24H | ±0.1 | -155 | -40 ~ 85 | 60.0*60.0*13.0 |
6.5 Clock Module (Built in OCXO and 1588 chip)
Type | Sync. acc | Hold | Interface | Input | Freq. output | Dimension |
CM35P | ±50 | ±1.5μs/8H | 2-channel | 3-channel | 4-channel | 40.0*35.0*13.0 |
Support NTP server and client
Support PTP GM, slave and BC
Support IEEE1588v2
Support syncE + PTP