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 Timing Server

 1. Timing Server

DP series timing servers provide high-precision time synchronization in multiple modes, allowing for fast tracking and locking, ensuring industry-leading capabilities. These products are suitable for various applications such as indoor, outdoor, master clock, slave clock, and boundary clock scenarios.

Applications

• Communication      network: base station, network equipment, etc.

• Rail      transport: Metro, high-speed rail, light rail transit, etc.

• Power      grid: power grid dispatching, fault location, communication network, etc.

• Others:      public security, taxation, banking, hospital, security, postal service,      airport, meteorology,  automatic driving, AR / VR, industrial      automation, etc.

1.1  Outdoor type（Master clock）

1.2  Indoor type（Master clock & Frequency source）

1.3  Boundary clock

1.4  Clock board

2.     Outdoor timing server

DPM1000 is an outdoor master clock with strong, durable and IP65 protection. It can provide accurate frequency, phase and time synchronization solutions for packet networks.

Key Features 

• Support      GNSS, GPS/Beidou/GLONASS/Galileo/QZSS

• Support      IEEE1588v2, NTP, SyncE

• Support      PRTC-B standard

• Freq.      acc.：±1.0E-12（tracking      satellite）

• Phase      acc.: ±20ns（tracking      satellite）

• Hold      ability: 1.5μs/24H (△T=±10℃)

                    1.1μs/24H (25℃±1℃）

• Slave      clock: max.128(single mode)

• Optical      ports: 2*PTP

• Operating      temperature: -40℃~      65℃

• Operating      voltage：100      ~ 240V AC

• Power      consumption (typical)：30W

• Protection      class：IP65

3.    Indoor timing server

DP4000

Master clock DP3100

Frequency source DP2000

Indoor timing server includes master clock and frequency source. It provides high-precision frequency and time reference for telecom network, power grid and other applications.

Key Features 

• Support      GNSS，GPS/Beidou/GLONASS/Galileo

• Support      IEEE1588v2，1PPS，freq.      input and other reference sources

• Support      IEEE1588v2，NTP，SyncE

• Support      PRTC-B standard

• Freq.      acc.：±1.0E-12（tracking      satellite）

• Slave      clock：128/256

• Phase      acc.: ±20ns/±50ns（tracking      satellite）

• Hold      ability:± 1.5μs/24H (△T=±10℃)

• Interface:      various types, customized

• Operating      temperature: -20℃~      65℃

4.  Boundary timing server

DPB1000 is a boundary clock device, which supports IEEE1588v2 and syncE. It can be deployed in the packet network to improve the synchronization accuracy of end-to-end network.

Key Features 

• Support      IEEE1588v2, SyncE

• Support      L2 multicast and L3 unicast

• Sync.      acc. : ± 70ns (G.8273.2 class B)

• Freq.      acc. : ± 1.0E-8 (free oscillation)

• Supported      ports: 4 x SFP, 28 x RJ45, 16 x STM-1, 32 x E1

• Switching      capacity: 64Gbps with full duplex switching

• Support      E-LINE、E-LAN      and E-Tree

• Layered      MPLS-TP OAM, Ethernet OAM

• Operating      temperature: - 20 ℃      ~ 65 ℃

• Power      consumption (typical): 50W

5.  Clock board

The clock board is embedded with acs952x chips and clock modules to provide high-performance PTP / NTP time service and time keeping solutions according to customer needs.

Key Features 

• Support      IEEE1588v2, 1PPS, freq. input and other reference sources

• Support      IEEE1588v2

• Support      PTP Master, Slave, BC

• Support      NTP Server, Client

• Support      1PPS+TOD

• Support      SyncE

• Support      customer customization