Overview
The NB6L72MMNG is a high-bandwidth, fully differential 2 x 2 Crosspoint Switch developed by ON Semiconductor. This device is part of the ECLinPS MAX™ family and is optimized for low skew and minimal jitter. It features internal source termination and LVPECL output structure, making it suitable for high-speed clock or data switching applications.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| VCC (Positive Power Supply) | 2.5 V / 3.3 V | V |
| VIO (Positive Input/Output Voltage) | −0.5 to VCC + 0.5 | V |
| VINPP (Differential Input Voltage) | |D − D| | V |
| IIN (Input Current Through RT) | 45 mA (Static), 80 mA (Surge) | mA |
| IOUT (Output Current, LVPECL Output) | 50 mA (Continuous), 100 mA (Surge) | mA |
| TA (Operating Temperature Range) | −40 to +85 °C | °C |
| Tstg (Storage Temperature Range) | −65 to +150 °C | °C |
| Package | 16-pin QFN (3 mm x 3 mm) |
Key Features
- High-bandwidth fully differential 2 x 2 Crosspoint Switch
- Internal source termination and LVPECL output structure
- Accepts LVPECL, CML, LVDS, LVCMOS, or LVTTL logic levels
- Single-ended SELECT inputs compatible with LVCMOS/LVTTL
- Differential LVPECL outputs with 800 mV output swings when externally terminated
- Low skew and minimal jitter
- ESD protection: Human Body Model > 2 kV, Machine Model > 200 V
Applications
- High-speed clock or data switching in telecommunications and networking equipment
- Data centers and cloud infrastructure
- High-performance computing and server systems
- Wireless and wired communication systems
- Test and measurement equipment
Q & A
- What is the NB6L72MMNG?
The NB6L72MMNG is a high-bandwidth, fully differential 2 x 2 Crosspoint Switch with internal source termination and LVPECL output structure.
- What are the supported input logic levels?
The device accepts LVPECL, CML, LVDS, LVCMOS, or LVTTL logic levels.
- What is the output voltage swing of the LVPECL outputs?
The differential LVPECL outputs provide 800 mV output swings when externally terminated with a 50 Ω resistor to VCC – 2.0 V.
- What is the operating temperature range of the NB6L72MMNG?
The operating temperature range is −40 to +85 °C.
- What package type is the NB6L72MMNG available in?
The device is available in a 16-pin QFN package (3 mm x 3 mm).
- What are the ESD protection levels for the NB6L72MMNG?
The device has ESD protection levels of > 2 kV for the Human Body Model and > 200 V for the Machine Model.
- How do I configure the power supplies for the NB6L72MMNG?
Refer to Table 2 in the datasheet for power supply levels. Typically, VCC = 2.5 V or 3.3 V, and VEE/DUTGND = −2.5 V or −3.3 V.
- What is the purpose of the internal termination resistors?
The internal termination resistors are used to terminate the differential inputs and ensure proper signal integrity.
- Can the SELECT inputs be driven with LVCMOS/LVTTL logic levels?
- What is the thermal resistance of the QFN package?
The thermal resistance (Junction-to-Ambient) is 42 °C/W at 0 lfpm and 35 °C/W at 500 lfpm.
