
Allicdata Part #: | PCK942CBD,128-ND |
Manufacturer Part#: |
PCK942CBD,128 |
Price: | $ 0.00 |
Product Category: | Integrated Circuits (ICs) |
Manufacturer: | NXP USA Inc |
Short Description: | IC CLK BUFFER 1:18 250MHZ 32LQFP |
More Detail: | Clock Fanout Buffer (Distribution) IC 1:18 250MHz ... |
DataSheet: | ![]() |
Quantity: | 1000 |
1 +: | 0.00000 |
Series: | -- |
Packaging: | Tape & Reel (TR) |
Part Status: | Obsolete |
Type: | Fanout Buffer (Distribution) |
Number of Circuits: | 1 |
Ratio - Input:Output: | 1:18 |
Differential - Input:Output: | No/No |
Input: | LVCMOS, LVTTL |
Output: | LVCMOS |
Frequency - Max: | 250MHz |
Voltage - Supply: | 2.375 V ~ 3.465 V |
Operating Temperature: | 0°C ~ 70°C |
Mounting Type: | Surface Mount |
Package / Case: | 32-LQFP |
Supplier Device Package: | 32-LQFP (7x7) |
Base Part Number: | PCK942 |
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Clock/Timing products have become indispensable components for many digital systems. They serve to transfer, distribute and synchronize timing signals and other digital logic signals in the systems. Clock Buffers, Drivers and Jitter Cleaners are three commonly-used Clock/Timing devices that are all familiar to designers. This article discusses the application field and working principle of PCK942CBD,128, a Clock Buffer, Driver IC with Dual High-Performance Delay Lines.
PCK942CBD,128 is an ultra-low-power Clock Buffer and Driver featuring adjustable digital Delay Lines and a fixed current level of 128mA. It has low-skew outputs and is ideal for applications requiring precise clock synchronization, while still remaining robust in a wide operating temperature range. The I/O capability supports up to 28 high-drive outputs, allowing it to be used in a wide range of systems.
The PCK942CBD, 128 Clock Buffer and Driver IC\'s foremost application is a low-power interface between low-voltage and process-controlled high-voltage systems, such as between a CPU/controller and system memory/peripherals. It also finds a use in CPUs or ASICs that require precise clock synchronization and accurate timing from fast data transfer devices.
To ensure low noise and jitter-free operation, the PCK942CBD, 128 Clock Buffer, Driver has an adjustable digital delay line. It has an adjustable step size of 4.8pF, which allows for a wide range of clock frequencies. Additionally, the integrated adjustable differential delay line ensures high skew performance, which is a crucial feature for efficiently transferring clock signals in high frequency or low-power systems.
At its core, the device consists of 28 differential outputs that are connected to a delay line and a differential pair. The delay line consists of an adjustable delay flip-flop and an associated bidirectional output, which can be used to ensure accurate timing for high performance CPUs/ASICs. In addition, the delay line can also be used as an adjustable buffer for clock synchronization.
The PCK942CBD, 128 Clock Buffer and Driver IC also features a fixed current level of 128mA. This allows for low-power operation, making the device suitable for a variety of applications. The current requirement is low enough to allow for the device to run efficiently in a wide range of low-power systems yet still provide sufficient drive capability to ensure robust timing performance in high-frequency systems.
In conclusion, the PCK942CBD, 128 Clock Buffer and Driver IC is a low-power, adjustable digital Delay Line and fixed current level device that provides robust timing performance in a wide range of systems. Its adjustable step size of 4.8pF allows for a wide range of clock frequencies and is suitable for applications that require precise clock synchronization, such as CPUs and ASICs. Additionally, its low-skew outputs, low noise operation and jitter-free timing makes it a valuable component for clock signals in high frequency and low-power systems.
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PCK9448BD,151 | NXP USA Inc | 0.0 $ | 1000 | IC CLK BUFFER 2:12 350MHZ... |
PCK942CBD,151 | NXP USA Inc | 0.0 $ | 1000 | IC CLK BUFFER 1:18 250MHZ... |
PCK940LBD,151 | NXP USA Inc | 0.0 $ | 1000 | IC CLK BUFFER 1:18 250MHZ... |
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PCK942PBD,151 | NXP USA Inc | 0.0 $ | 1000 | IC CLK BUFFER 1:18 250MHZ... |
PCK9446BD,157 | NXP USA Inc | 0.0 $ | 1000 | IC CLK BUFFER 2:10 250MHZ... |
PCK9446BD,128 | NXP USA Inc | 0.0 $ | 1000 | IC CLK BUFFER 2:10 250MHZ... |
PCK942CBD,128 | NXP USA Inc | 0.0 $ | 1000 | IC CLK BUFFER 1:18 250MHZ... |
PCK9448BD,128 | NXP USA Inc | 0.0 $ | 1000 | IC CLK BUFFER 2:12 350MHZ... |
PCK9447BD,151 | NXP USA Inc | 0.0 $ | 1000 | IC CLK BUFFER 2:9 350MHZ ... |
PCK942PBD,128 | NXP USA Inc | 0.0 $ | 1000 | IC CLK BUFFER 1:18 250MHZ... |
PCK9447BD,128 | NXP USA Inc | 0.0 $ | 1000 | IC CLK BUFFER 2:9 350MHZ ... |
PCK953BD,128 | NXP USA Inc | 0.0 $ | 1000 | IC DRVR CLK PECL 3.3V 32L... |
PCK953BD,157 | NXP USA Inc | 0.0 $ | 1000 | IC DRVR CLK PECL 3.3V 32L... |
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