Cypress CYS25G0101DX-ATC manual Led

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CYS25G0101DX-ATC Evaluation Board User’s Guide

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Table 4. Functional Description of DIP Switch 1 (SW1) (continued)

 

 

 

 

 

 

 

 

 

Position

Name

 

 

State

 

Description

 

 

 

 

 

 

 

 

 

5

LOOPTIME

 

 

ON

 

The transmission will be using the extracted receive bit-clock for the

 

 

 

 

 

 

 

transmitted bit clock

 

 

 

 

 

 

 

 

 

 

 

 

 

OFF*

 

ThetransmissionwillbeusingtheREFCLKinput(155.52MHz),which

 

 

 

 

 

 

 

is multiplied by 16, to generate the transmitted bit clock

 

 

 

 

 

 

 

 

 

6

LOCKREF

 

 

ON*

 

The receive PLL locks to serial data stream

 

 

 

 

 

 

 

 

 

 

 

 

 

OFF

 

The receive PLL locks to the REFCLK

 

 

 

 

 

 

 

 

 

7

PWRDN

 

 

ON*

 

Disable Power Down - Normal Operation

 

 

 

 

 

 

 

 

 

 

 

 

 

OFF

 

Enable Device Power Down mode. All the logic and drivers are dis-

 

 

 

 

 

 

 

abledandplacedintoastandbyconditionwhereonlyminimalpoweris

 

 

 

 

 

 

 

dissipated

 

 

 

 

 

 

 

 

 

8

FIFO_RST

 

 

ON*

 

Disable FIFO reset - Normal Operation

 

 

 

 

 

 

 

 

 

 

 

 

 

OFF

 

Reset the transmit FIFO pointers. The in and out pointers of the trans-

 

 

 

 

 

 

 

mit FIFO are reset to the maximum separation

 

 

 

 

 

 

 

 

 

 

Table 5. Functional Description of J4 Connector

 

 

 

 

Pin

Name

 

Description

 

 

 

 

1A, 1B, 3A, 3B

VCC_OPTIC

 

Power supply for optical module

 

 

 

 

2A, 2B, 4A, 4B

GND

 

Power ground

 

 

 

 

5A

NC

 

No Connection

 

 

 

 

5B

SD

 

SD signal from optical module

 

 

 

 

Table 6. Description of LED Indicators

LED

Name

LED Status

Description

 

 

 

 

D1

FIFO_ERR

ON

The transmit FIFO has either under or overflowed. The FIFO

 

 

 

must be reset to clear the error (by switching the DIP switch

 

 

 

SW1-8 to OFF and then ON. See Table 4 for details)

 

 

 

 

 

 

OFF

Indicates the FIFO has neither under or overflowed

 

 

 

 

D2

LFI

ON

Indicates no Line Fault. It will appear to be ON even when LFI is

 

 

 

toggling. In such a case observe LFI using a scope on J7

 

 

 

 

 

 

OFF

Indicatestheselectedreceivedatastreamhasbeen detected an

 

 

 

invalid either LOW input on SD or by the receive VCO being oper-

 

 

 

ated outside its specified limits

 

 

 

 

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Contents CYS25G0101DX-ATC Evaluation Board User’s Guide Block Diagram of the CYS25G0101DX Reference Clock Block Schematic Diagram Introduction Txclki Refclk CYS25G0101DX Evaluation Board Lated, if this connector is used Pin Assignment of J2 Header and Description of J9 Header Functional Description of DIP Switch 1 SW1 LED LFI GND Fifoerr Rxclk 5byte Diagnostic Loopback ModeTXD Input Register OutputLine Loopback PLLAnalog Line Loopback Shifter RX CDR PLLParallel Line Loopback TEST0 Mode TXDTesting Hookup Set-up for Bert TestSet-up for Eye Diagram Test Equipment Set-up For Eye Diagram TestSonet Jitter Transfer and Jitter Tolerance Test Equipment Set-up For Jitter TestSet-up for Testing the TX PLL in Parallel Line Loopback Mode Eye Diagram Testing Result Jitter Transfer Testing Result Jitter Tolerance Testing Result Schematic Diagram, PCB Layout and BOM Bill of Material Appendix a Schematic Diagrams CYS25G0101DX Evaluation Board Top Level of CYS25G0101DX Evaluation Board Schematic Diagram Parallel Output Block Schematic Diagram Parallel Input Block Schematic Diagram Signals Block Schematic Diagram Power Supply Block Schematic Diagram Control Block Schematic Diagram Reference Clock Block Schematic Diagram CYS25G0101DX-ATC Evaluation Board User’s Guide CYS25G0101DX Evaluation Board PCB Mechanical Drawing CYS25G0101DX Evaluation Board PCB Top Layer Silk Screen CYS25G0101DX Evaluation Board PCB Top Layer Layout CYS25G0101DX Evaluation Board PCB Top Layer Solder Mask CYS25G0101DX Evaluation Board PCB Power Plane Layout CYS25G0101DX Evaluation Board PCB Ground Plane Layout CYS25G0101DX Evaluation Board PCB Bottom Silk Screen CYS25G0101DX Evaluation Board PCB Bottom Layer Layout CYS25G0101DX Evaluation Board PCB Bottom Solder Mask CYS25G0101DX-ATC Evaluation Board User’s Guide CYS25G0101DX Evaluation Board Lvpecl BOM Page 1 CYS25G0101DX Evaluation Board Lvpecl BOM Page 2 CYS25G0101DX Evaluation Board Lvpecl BOM Page 3 CYS25G0101DX Evaluation Board Lvpecl BOM Page 4 CYS25G0101DX-ATC Evaluation Board User’s Guide CYS25G0101DX Evaluation Board Hstl BOM Page 1 CYS25G0101DX Evaluation Board Hstl BOM Page 2 CYS25G0101DX Evaluation Board Hstl BOM Page 3 CYS25G0101DX Evaluation Board Hstl BOM Page 4

CYS25G0101DX-ATC specifications

The Cypress CYS25G0101DX-ATC is a high-performance, 1 Megabit serial NOR Flash memory device designed for a variety of applications, including automotive, industrial, and consumer electronics. This memory solution offers a range of features and technologies that enhance its performance, reliability, and usability, making it a popular choice among engineers and developers.

One of the main features of the CYS25G0101DX-ATC is its compatibility with a variety of serial interfaces, including SPI (Serial Peripheral Interface). This flexibility allows for easy integration into various system designs while ensuring efficient data transfer speeds. The device supports clock frequencies up to 104 MHz, providing faster read and write operations compared to older generation serial Flash memories. Additionally, the architecture allows for the execution of code directly from the Flash, enabling reduced boot times in embedded applications.

The device is built on a robust technology platform that ensures longevity and data retention. With a data retention period of up to 20 years and a minimum of 10,000 program/erase cycles, the CYS25G0101DX-ATC is engineered for demanding applications that require reliability over extended periods. This durability is particularly beneficial in automotive and industrial environments where environmental conditions can be harsher than standard consumer applications.

Furthermore, the CYS25G0101DX-ATC features a range of advanced capabilities, including support for deep power-down modes, which help to conserve energy in battery-powered devices. The low-power consumption design minimizes energy usage while maintaining performance, making it ideal for energy-sensitive applications.

Another noteworthy characteristic of the device is its array of security features. The CYS25G0101DX-ATC includes mechanisms for reading, writing, and erasing protection, ensuring that sensitive data is safeguarded from unauthorized access. This is particularly important for applications that handle confidential information.

In summary, the Cypress CYS25G0101DX-ATC combines high performance, advanced technology, and robust security features in a compact package. With its versatile interface options and energy-efficient design, this serial NOR Flash memory device is well-suited for a diverse range of applications, making it a valuable component for modern electronic systems. As industries continue to shift toward smarter technologies, the CYS25G0101DX-ATC will remain a key player in meeting the demands of next-generation products.
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