Cypress CY7C68013A manual Slave Fifo Asynchronous Read Timing Diagram20

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CY7C68013A, CY7C68014A

CY7C68015A, CY7C68016A

10.8 Slave FIFO Asynchronous Read

Figure 19. Slave FIFO Asynchronous Read Timing Diagram[20]

tRDpwh

SLRD

tRDpwl

 

tXFLG

FLAGS

DATA

SLOE

tXFD

NN+1

 

 

 

 

 

tOEon

 

 

 

 

 

 

 

 

 

 

 

 

 

 

tOEoff

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Table 22. Slave FIFO Asynchronous Read Parameters[23]

Parameter

Description

Min

Max

Unit

tRDpwl

SLRD Pulse Width LOW

50

 

ns

tRDpwh

SLRD Pulse Width HIGH

50

 

ns

tXFLG

SLRD to FLAGS Output Propagation Delay

 

70

ns

tXFD

SLRD to FIFO Data Output Propagation Delay

 

15

ns

tOEon

SLOE Turn-on to FIFO Data Valid

 

10.5

ns

tOEoff

SLOE Turn-off to FIFO Data Hold

 

10.5

ns

Note

23. Slave FIFO asynchronous parameter values use internal IFCLK setting at 48 MHz.

Document #: 38-08032 Rev. *L

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Contents Features CY7C68013A/14A/15A/16A Cypress Semiconductor Corporation 198 Champion CourtFeatures CY7C68015A/16A only Logic Block DiagramFeatures CY7C68013A/14A only Applications Functional OverviewUSB Boot Methods Bus-powered ApplicationsReNumeration Interrupt SystemFIFO/GPIF Interrupt INT4 INT2 USB InterruptsPriority INT2VEC Value Source Reset and Wakeup Reset PinReset Timing Values Condition Program/Data RAMInside FX2LP Outside FX2LP Internal Code Memory, EA =Register Addresses External Code Memory, EA =Setup Data Buffer Endpoint Configurations High -speed ModeEndpoint RAM Size × 64 bytes Endpoints 0 × 512 bytes12.5 Default Full-Speed Alternate Settings Master/Slave Control SignalsExternal Fifo Interface ArchitectureAutopointer Access ECC Generation7Gpif USB Uploads and Downloads18 I2C Controller Compatible with Previous Generation EZ-USB FX2Part Number Conversion Table Package DescriptionPin Assignments 20 CY7C68013A/14A and CY7C68015A/16A DifferencesIfclk PE0 PE1128 CY7C68013A/CY7C68014A Pin TqfpCY7C68013A/CY7C68014A CY7C68013A/CY7C68014A 56-pin Ssop CY7C68013A/CY7C68014A 56-pin Ssop Pin AssignmentCY7C68015A/CY7C68016A Pin QFN CY7C68013A 56-pin Vfbga Pin Assignment Top View FX2LP Pin Descriptions 128 100 56 VF Name Type Default CY7C68013A/15A Pin DescriptionsPort 56 VF Name Type Default DescriptionFX2LP Pin Descriptions IFCONFIG1..0 WU2FIFOADR0 FIFOADR1GPIFADR0 PORTCCFG.0GPIFADR1 PORTCCFG.1Port E T0OUTT1OUT T2OUTRXD1OUT INT6T2EX GPIFADR8Flagb FlagcCTL3 CTL4Ground Register Summary FX2LP Register SummaryRegister can only be reset, it cannot be set Epie EP0CS E6CB Flowstb DPL0 = both read/write bit Thermal Characteristics Absolute Maximum RatingsOperating Conditions ΘJc + θCaUSB Transceiver DC CharacteristicsAC Electrical Characteristics Program Memory Read Parameters Description Min Typ Max Unit Program Memory ReadClkout Data Memory Read Parameters Description Min Typ Max Unit Data Memory ReadCLKOUT17 Data Memory Write Parameters Description Min Max Unit Data Memory WriteStretch = Portc Strobe Feature Timings WR# Strobe Function when Portc is Accessed byGpif Synchronous Signals Gpif Synchronous Signals Timing Diagram20Slave Fifo Synchronous Read Timing Diagram20 Slave Fifo Synchronous ReadSlave Fifo Asynchronous Read Timing Diagram20 Slave Fifo Asynchronous ReadSlave Fifo Synchronous Write Timing Diagram20 Slave Fifo Synchronous WriteSlave Fifo Asynchronous Write Slave Fifo Synchronous Packet End StrobeSlave Fifo Synchronous Write Sequence and Timing Diagram Slave Fifo Asynchronous Packet End StrobeSlave Fifo Output Enable Slave Fifo Address to Flags/DataFIFOADR10 to SLRD/SLWR/PKTEND Setup Time Slave Fifo Synchronous AddressSlave Fifo Asynchronous Address RD/WR/PKTEND to FIFOADR10 Hold TimeSequence Diagram Single and Burst Synchronous Read Example10.17.2 Single and Burst Synchronous Write Sequence Diagram of a Single and Burst Asynchronous Read Slave Fifo Asynchronous Read Sequence and Timing Diagram20Sequence Diagram of a Single and Burst Asynchronous Write Slave Fifo Asynchronous Write Sequence and Timing Diagram20Ideal for battery powered applications Ideal for non-battery powered applicationsOrdering Information Development Tool KitPackage Diagrams Lead Shrunk Small Outline Package O56Lead QFN 8 x 8 mm LF56A Pin Thin Plastic Quad Flatpack 14 x 20 x 1.4 mm A100RA Lead Thin Plastic Quad Flatpack 14 x 20 x 1.4 mm A128 PCB Layout Recommendations Vfbga 5 x 5 x 1.0 mm 0.50 Pitch, 0.30 Ball BZ56Quad Flat Package No Leads QFN Package Design Notes Cross-section of the Area Underneath the QFN PackageIssue Orig. Description of Change Date Cmcc Pyrs

CY7C68013A specifications

The Cypress CY7C68013A is a high-performance USB microcontroller that belongs to Cypress's FX2LP family, specifically designed for USB applications. This microcontroller is well-regarded for its versatility, making it a popular choice for developers engaged in USB-enabled projects.

One of the main features of the CY7C68013A is its ability to support USB 2.0, with both high-speed (480 Mbps) and full-speed (12 Mbps) operation. This capability allows developers to take full advantage of the USB interface for data transfer, making it suitable for applications that require fast and efficient data communication. The device integrates a USB controller along with an 8051-compatible microcontroller, providing a seamless interface for USB transactions while also allowing for custom processing tasks.

The CY7C68013A offers 32 KB of internal RAM, which is a valuable resource for data buffering and temporary storage during data transfer operations. Additionally, it includes a programmable 8-bit I/O interface, which can be tailored to various application needs, facilitating control over peripheral devices. The microcontroller also features a 16-bit address bus and a 16-bit data bus, enhancing its ability to interface with external memory and components.

In terms of development, moving from concept to production becomes easier due to the availability of development kits and software support. The CY7C68013A is compatible with Cypress's EZ-USB development environment, which includes APIs and libraries that simplify the coding process. This software support empowers developers to create sophisticated USB-related applications without needing extensive background knowledge in USB protocol intricacies.

Regarding power efficiency, the CY7C68013A operates at low power consumption levels, making it suitable for battery-operated devices. It supports various low-power modes, which further enhances its appeal for portable applications.

Overall, the Cypress CY7C68013A stands out for its robust features, flexibility, and ease of use, making it an ideal choice for engineers working on USB-centric designs. Its combination of high-speed USB functionality, ample internal resources, and strong software support positions it as a go-to microcontroller for a wide variety of applications, ranging from consumer electronics to industrial systems.