Overview
The NB7L14MNTXG, produced by onsemi, is a high-performance differential 1:4 LVPECL fanout buffer. This device is designed to produce four identical LVPECL output copies of clock or data signals, operating up to 7 GHz or 10.7 Gbps, respectively. It is part of the GigaComm™ family of high-performance clock products and is ideal for various applications including SONET, GigE, Fiber Channel, and backplane clock or data distribution.
Key Specifications
| Characteristic | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Maximum Input Clock Frequency | 7 | 8 | - | GHz |
| Maximum Operating Data Rate | 10 | 11 | - | Gbps |
| Propagation Delay IN to Q | 125 | 165 | 200 | ps |
| Output Rise/Fall Times @ 1.0 GHz | 30 | 45 | 60 | ps |
| Output Skew | - | - | 15 | ps |
| RMS Random Clock Jitter | - | 0.5 | 0.8 | ps rms |
| Peak-to-Peak Data Dependent Jitter | - | - | 15 | ps pk-pk |
| Output Voltage Amplitude (VOUTPP) | 400 | - | 720 | mV |
| Power Supply Voltage (VCC) | 2.375 | 2.5/3.3 | 3.6 | V |
| Power Supply Current (ICC) | - | 85/105 | - | mA |
| Ambient Operating Temperature | -40 | - | 85 | °C |
Key Features
- Differential 1:4 LVPECL fanout buffer with internal 50 Ω termination resistors.
- Supports input data rates > 10.7 Gbps and input clock frequencies > 7 GHz.
- Low propagation delay of 165 ps typical and rise/fall times of 45 ps typical.
- Low output skew of <15 ps max and RMS clock jitter of <0.8 ps max.
- Differential LVPECL outputs with 720 mV peak-to-peak amplitude.
- VREFAC reference output for rebiasing capacitor-coupled differential or single-ended input signals.
- Functionally compatible with existing 2.5 V/3.3 V LVEL, LVEP, EP, and SG devices.
- Pb-free and RoHS compliant.
- Operating temperature range of -40°C to +85°C.
Applications
The NB7L14MNTXG is suitable for a variety of high-speed applications, including:
- SONET (Synchronous Optical Networking)
- Gigabit Ethernet (GigE)
- Fiber Channel
- Backplane clock or data distribution
- Other high-speed clock or data distribution systems.
Q & A
- What is the maximum input clock frequency of the NB7L14MNTXG?
The maximum input clock frequency is up to 7 GHz.
- What is the maximum operating data rate of the NB7L14MNTXG?
The maximum operating data rate is up to 10.7 Gbps.
- What is the typical propagation delay of the NB7L14MNTXG?
The typical propagation delay is 165 ps.
- What is the output skew of the NB7L14MNTXG?
The output skew is less than 15 ps.
- What is the RMS random clock jitter of the NB7L14MNTXG?
The RMS random clock jitter is less than 0.8 ps.
- What is the peak-to-peak data dependent jitter of the NB7L14MNTXG?
The peak-to-peak data dependent jitter is less than 15 ps.
- What is the output voltage amplitude of the NB7L14MNTXG?
The output voltage amplitude is typically 720 mV peak-to-peak.
- What is the power supply voltage range for the NB7L14MNTXG?
The power supply voltage range is from 2.375 V to 3.6 V.
- Is the NB7L14MNTXG Pb-free and RoHS compliant?
- What is the operating temperature range of the NB7L14MNTXG?
The operating temperature range is from -40°C to +85°C.
