Overview
The CDCLVC1106PW is a high-performance, low-skew, general-purpose clock buffer from Texas Instruments. It is part of the CDCLVC11xx family, designed with a modular approach to provide a range of fan-out options. This specific model offers a 1:6 LVCMOS clock buffer, making it suitable for various applications requiring precise clock signal distribution.
The device operates at supply voltages of 3.3 V or 2.5 V and supports clock frequencies up to 250 MHz at 3.3 V and 180 MHz at 2.5 V. It features very low pin-to-pin skew and additive jitter, ensuring high signal integrity.
The CDCLVC1106PW is available in a 14-pin TSSOP package and is designed to operate over a wide temperature range of –40°C to 85°C.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Supply Voltage (VDD) | 2.5 V or 3.3 V | V |
| Maximum Clock Frequency at 3.3 V | 250 MHz | MHz |
| Maximum Clock Frequency at 2.5 V | 180 MHz | MHz |
| Pin-to-Pin Skew | < 50 ps | ps |
| Additive Jitter | < 100 fs | fs |
| Propagation Delay (CLKIN to Yn) | 0.8 - 2.0 ns | ns |
| Output Rise and Fall Time (20% - 80%) | 0.3 - 0.8 ns | ns |
| Operating Temperature Range | –40°C to 85°C | °C |
| Package Type | TSSOP (14 pins) | |
| Body Size (Nominal) | 5.00 mm × 4.40 mm | mm |
Key Features
- High-performance 1:6 LVCMOS clock buffer
- Very low pin-to-pin skew (< 50 ps) and additive jitter (< 100 fs)
- Supports supply voltages of 3.3 V or 2.5 V
- Maximum clock frequencies of 250 MHz at 3.3 V and 180 MHz at 2.5 V
- Asynchronous output enable control (1G) to switch outputs into a low state
- Unused outputs can be left floating to reduce system component cost
- Wide operating temperature range of –40°C to 85°C
- Available in 14-pin TSSOP package
Applications
The CDCLVC1106PW is suitable for a variety of applications, including:
- General-purpose communication systems
- Industrial applications requiring precise clock signal distribution
- Consumer electronics where low jitter and skew are critical
Q & A
- What is the maximum clock frequency supported by the CDCLVC1106PW at 3.3 V?
The maximum clock frequency supported at 3.3 V is 250 MHz.
- What is the pin-to-pin skew of the CDCLVC1106PW?
The pin-to-pin skew is less than 50 ps.
- What are the supported supply voltages for the CDCLVC1106PW?
The device supports supply voltages of 2.5 V and 3.3 V.
- How does the asynchronous output enable control work?
The asynchronous output enable control (1G) switches the outputs into a low state when 1G is low.
- What is the operating temperature range of the CDCLVC1106PW?
The operating temperature range is –40°C to 85°C.
- What package type is the CDCLVC1106PW available in?
The device is available in a 14-pin TSSOP package.
- Can unused outputs be left floating?
Yes, unused outputs can be left floating to reduce overall system component cost.
- What is the typical static device current at 3.3 V?
The typical static device current at 3.3 V is 6 mA.
- How is the power consumption of the device calculated?
The power consumption is calculated as the sum of static power and dynamic power, which includes power used by the device as it switches states and power required to charge any output load.
- What are some recommended layout guidelines for using the CDCLVC1106PW?
It is recommended to place series resistors close to the driver to minimize signal reflection and to keep connections between bypass capacitors and the power supply short.
