Overview
The NB4L52MNG, produced by onsemi, is a 2.5 V/3.3 V/5.0 V differential Data and Clock D flip-flop with a differential asynchronous Reset. This device is designed to handle high-speed data and clock signals, making it suitable for various high-frequency applications. It features internal 50 Ω termination resistors and can accept multiple logic levels including PECL, LVPECL, LVCMOS, LVTTL, CML, and LVDS. The NB4L52MNG is housed in a compact 3x3 mm 16-pin QFN package, enhancing its usability in space-constrained designs.
Key Specifications
| Parameter | Min | Typical | Max | Unit |
|---|---|---|---|---|
| Operating Voltage Range (VCC) | 2.375 | - | 5.5 | V |
| Operating Temperature Range | -40 | - | 85 | °C |
| Maximum Input Clock Frequency | - | 4 | - | GHz |
| Propagation Delay (tPLH, tPHL) | 300 | 400 | 500 | ps |
| Rise and Fall Times | 80 | 135 | 190 | ps |
| Output Voltage Amplitude (VOUTPP) | 530 | 700 | 780 | mV |
| Internal Input Termination Resistor | 40 | 50 | 60 | Ω |
Key Features
- Differential Data and Clock inputs with internal 50 Ω termination resistors
- Accepts PECL, LVPECL, LVCMOS, LVTTL, CML, and LVDS logic levels
- Differential LVPECL outputs with 750 mV peak-to-peak amplitude
- Maximum input clock frequency greater than 4 GHz
- Low propagation delay and rise/fall times (typically 400 ps and 135 ps, respectively)
- Functionally compatible with existing 2.5 V/3.3 V/5.0 V LVEL, LVEP, EP, and SG devices
- Pb-free and RoHS compliant
- Compact 3x3 mm 16-pin QFN package
Applications
- High-speed data and clock signal processing in telecommunications and networking equipment
- High-frequency signal translation and buffering in various electronic systems
- Use in clock distribution networks and timing circuits
- Integration in high-speed digital logic circuits requiring low latency and high accuracy
- Applications requiring multi-level logic compatibility (PECL, LVPECL, LVCMOS, LVTTL, CML, LVDS)
Q & A
- What is the maximum input clock frequency of the NB4L52MNG?
The maximum input clock frequency of the NB4L52MNG is greater than 4 GHz.
- What types of logic levels does the NB4L52MNG support?
The NB4L52MNG supports PECL, LVPECL, LVCMOS, LVTTL, CML, and LVDS logic levels.
- What is the typical propagation delay of the NB4L52MNG?
The typical propagation delay of the NB4L52MNG is 400 ps.
- What is the output voltage amplitude of the NB4L52MNG?
The output voltage amplitude of the NB4L52MNG is typically 750 mV peak-to-peak.
- What is the operating temperature range of the NB4L52MNG?
The operating temperature range of the NB4L52MNG is from -40°C to +85°C.
- Is the NB4L52MNG Pb-free and RoHS compliant?
Yes, the NB4L52MNG is Pb-free and RoHS compliant.
- What package type is the NB4L52MNG available in?
The NB4L52MNG is available in a 3x3 mm 16-pin QFN package.
- What is the purpose of the internal 50 Ω termination resistors in the NB4L52MNG?
The internal 50 Ω termination resistors are used to match the impedance of the differential inputs, reducing reflections and improving signal integrity.
- Can the NB4L52MNG be used as a negative edge triggered device?
Yes, the NB4L52MNG can be used as a negative edge triggered device due to its differential clock inputs.
- What is the thermal resistance (Junction-to-Ambient) of the NB4L52MNG?
The thermal resistance (Junction-to-Ambient) of the NB4L52MNG is approximately 42°C/W at 0 LFPM and 35°C/W at 500 LFPM.
