• Enabling Support for Inductive Sensing in PSoC Creator™ - KBA224515

    Author: kannans_06          Version: **   Question: How do I enable PSoC® 4700S parts in PSoC Creator™?   Answer: The PSoC 4700S parts are included in ...
    ChaitanyaV_61
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  • Number of Programming Cycles for CY254xx Family of Devices - KBA82622

    Version: **   Question: How many times can the CY254xx family of field- and factory-programmable devices be programmed? Devices include: CY2542, CY2544, CY2545, CY2546, CY2547, CY2548, CY25402, CY25403, CY25404,...
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  • Charge Pump Setting Handling by CyClocksRT While Configuring CY22150 - KBA82605

    Version: **   Question: How does the CyClocksRT software calculate the Charge Pump settings while configuring the jedec file for the CY22150?   Answer: The CyClocksRT uses a proprietary algorithm to optimi...
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  • EXTCLKIN (LVCMOS input) Requirement for CY24293 - KBA82598

    Version: **   Question: Are there any special requirements when an LVCMOS external clock input is connected to the EXTCLKIN pin of the CY24293?   Answer: The input duty cycle requirement for external cloc...
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  • VCXO Parameters Cannot Be Updated via “Large Change Programming” Feature in Functionally Programmed Devices in ClockWizard 2.1 GUI - KBA218461

    Version: **   Question: For functionally programmed devices that support VCXO parameters, these parameters cannot be updated via Large Change Programming in the ClockWizard 2.1 GUI. Can this be fixed?   An...
  • User Account Control Permission Requested when ClockWizard 2.1 Starts - KBA218298

    Version: **   Question: ClockWizard 2.1 requests a user account control (UAC) permission to make changes on a machine. The ‘User Account Control’ dialog appears once Clock Wizard 2.1 starts. Can this...
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  • Replacement for W245

    Question: What do you recommend as a replacement for W245.   Answer: We do not have a pin to pin replacement for W245. The W245 has a lot of options, so it would depend on specification of the use ...
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  • CY22381 Configuration

    Question: How is the CY22381 configured using CyberClocks?   Answer: Perform the following steps to create the jedec file: 1. While in CyberClocks, move the cursor over CyClocksRT and click on the CY22381. 2...
    userc_44961
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  • Field Programmability for CY2081

    Question: Is the CY2081 field programmable?   Answer: No, this device is only factory programmable and can be configured through CyClocks software. The CY22381 is an updated version of the CY2081 and can be ...
    userc_44961
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  • Unprogrammed Device Outputs For The CY2907

    Question: What are the clock output frequencies on an unprogrammed CY2907?   Answer: The outputs will generate the reference frequency. This is a one time programmable device only. This device is no longer reco...
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  • CY2071A Programming Tools

    Question: What software and hardware is required to program a CY2071A?   Answer: Following programming tools are required for the CY2071A device: Software - CyberClocks - CyClocks. Hardware: CY3670 programme...
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  • CY22381 Frequency Ranges

    Question: What are the minimum and maximum frequency ranges for the CY22381?   Answer: The input frequency ranges are as follows: CY22381FXC - Commercial - 8MHz -30MHz crystal, 1MHz -166MHz, driven. CY22381...
    userc_44961
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  • External Crystal Load Capacitor Requirement for the CY22381

    Question: Can we have external load capacitors while using a crystal as a reference input for the CY22381?   Answer: Normally the CY22381 is configured so that external crystal load caps are not needed. However...
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  • Drive Setting for CY22381

    Question: Which is the output drive setting for the CY22381 that would closely match the one which was present for CY2071AF?   Answer: The output impedance changes with the drive strength level that is chosen. T...
    userc_44961
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  • CY22381, CY22392, CY22393, CY22394, CY22395 Input Requirements – Frequency, Jitter and Duty Cycle

    Question: What is CY22381FI's input freq tolerance (and jitter, duty cycle tolerance, etc.) for the PLL? In my application, the external input oscillator to CY22381FI will be in a high shock environment and may experi...
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  • Can the CY2547 clock generator be programmed more than once?

    Question: How many times can the CY2547 clock generator be programmed?   Answer: Like all of the devices in the CY254xx family of clock generators, the non-volatile configuration memory in the  CY2547 is o...
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  • Edge Align feature of MoBL CLock, CY2545 and CY2547 clock generators

    Question: What is the Edge Align feature of the MoBL Clock, CY2545 and CY2547 clock generators?   Answer: Edge aligning clock outputs means synchronizing selected output clocks on the rising edge.  The out...
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  • Spread Spectrum Clock Generators that support I2C configuration

    Question: Which spread spectrum clock generators support I2C configuration?   Answer: The clock generators with spread spectrum functionality supporting I2C for configuration are: CY2545 - 4 PLLs, 8 outputs, ...
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  • Multiple frequency outputs of CY254xx family clock generators

    Question: How many different unrelated frequencies can be generated using CY254xx family part?   Answer: Related and Unrelated Frequency Outputs: Related clock output frequency means clock frequency which is in...
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  • Replacement for CY2071A

    Question: Is there a replacement for the CY2071A?   Answer: Our CY22381FXC and CY22381FXI are replacements for the CY2071AFXC and CY2071AFXI.  The CY22381 is the same in form and fit but functionally it is...
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