Features ............................................................................................................................................................. 1-1
PFU and PFF Blocks................................................................................................................................. 2-2
Clock Distribution Network ................................................................................................................................. 2-6
Bus Size Matching .................................................................................................................................. 2-12
RAM Initialization and ROM Operation ................................................................................................... 2-12
PIO .......................................................................................................................................................... 2-16
Polarity Control Logic .............................................................................................................................. 2-22
Hot Socketing.......................................................................................................................................... 2-25
Configuration and Testing ................................................................................................................................ 2-26
Density Shifting ................................................................................................................................................ 2-28
DC and Switching Characteristics
Absolute Maximum Ratings ............................................................................................................................... 3-1
Hot Socketing Specifications.............................................................................................................................. 3-2
DC Electrical Characteristics.............................................................................................................................. 3-3
Supply Current (Sleep Mode)............................................................................................................................. 3-3
Supply Current (Standby)................................................................................................................................... 3-4
Initialization Supply Current ............................................................................................................................... 3-5
Programming and Erase Flash Supply Current ................................................................................................. 3-6
or product names are trademarks or registered trademarks of their respective holders. The specifications and information herein are subject to change without notice.
www.latticesemi.com
1
Lattice Semiconductor
Table of Contents
LatticeXP Family Handbook
sysIO Single-Ended DC Electrical Characteristics............................................................................................. 3-8
Differential HSTL and SSTL............................................................................................................................. 3-10
LatticeXP sysCONFIG Port Timing Specifications........................................................................................... 3-26
Flash Download Time ...................................................................................................................................... 3-27
JTAG Port Timing Specifications ..................................................................................................................... 3-27
Switching Test Conditions................................................................................................................................ 3-28
Pinout Information
Signal Descriptions ............................................................................................................................................ 4-1
PICs and DDR Data (DQ) Pins Associated with the DDR Strobe (DQS) Pin .................................................... 4-3
Pin Information Summary................................................................................................................................... 4-4
Power Supply and NC Connections................................................................................................................... 4-6
LFXP3 Logic Signal Connections: 100 TQFP .................................................................................................... 4-7
LFXP3 & LFXP6 Logic Signal Connections: 144 TQFP................................................................................... 4-10
LFXP3 & LFXP6 Logic Signal Connections: 208 PQFP .................................................................................. 4-14
LFXP6 & LFXP10 Logic Signal Connections: 256 fpBGA................................................................................ 4-19
LFXP15 & LFXP20 Logic Signal Connections: 256 fpBGA.............................................................................. 4-26
LFXP10, LFXP15 & LFXP20 Logic Signal Connections: 388 fpBGA............................................................... 4-34
LFXP15 & LFXP20 Logic Signal Connections: 484 fpBGA.............................................................................. 4-43
For Further Information ........................................................................................................................... 4-56
Ordering Information
Part Number Description.................................................................................................................................... 5-1
Ordering Information (Contact Factory for Specific Device Availability)............................................................. 5-1
For Further Information ...................................................................................................................................... 6-1
LatticeXP Family Data Sheet Revision History
Revision History ................................................................................................................................................. 7-1
Open Drain Control ................................................................................................................................... 8-7
Differential SSTL and HSTL Support ................................................................................................................. 8-7
PCI Support with Programmable PCICLAMP .................................................................................................... 8-7
5V Interface with PCI Clamp Diode.................................................................................................................... 8-8
Design Considerations and Usage................................................................................................................... 8-12
Differential SSTL and HSTL.................................................................................................................... 8-13
Technical Support Assistance.......................................................................................................................... 8-13
Verilog for Synplify ........................................................................................................................................... 8-18
Example .................................................................................................................................................. 8-20
Appendix B. sysIO Attributes Using Preference Editor User Interface............................................................. 8-22
Appendix C. sysIO Attributes Using Preference File (ASCII File) .................................................................... 8-23
USE DIN CELL........................................................................................................................................ 8-24
USE DOUT CELL.................................................................................................................................... 8-24
Initialization File Format .......................................................................................................................... 9-51
Technical Support Assistance.......................................................................................................................... 9-53
Revision History ............................................................................................................................................... 9-53
Appendix A. Attribute Definitions...................................................................................................................... 9-54
QDR II Interface .................................................................................................................................... 10-17
FCRAM (Fast Cycle Random Access Memory) Interface..................................................................... 10-17
Generic High Speed DDR Implementation .................................................................................................... 10-17
Technical Support Assistance........................................................................................................................ 10-18
Revision History ............................................................................................................................................. 10-18
Appendix A. Using IPexpress™ to Generate DDR Modules.......................................................................... 10-19
Verilog Example .................................................................................................................................... 10-31
Use 89c51 chip to realize simultaneous on and off of 16 LED lights, interface is p0.p1; requirement is to turn on for 3 seconds and turn off for 5 seconds....
[align=left][color=#000]When it comes to building automation, wireless sensor networks (WSNs) and the Internet of Things (IoT) are becoming more common in buildings. Leveraging wireless sensor network...
I am now learning 51 single chip microcomputer by myself. Now I have a question to ask you: What is the function of R_XD T_XD P1.0 P1.1 when programming? Thank you very much for your reply;...
Reflow soldering is a critical process in electronics assembly production, and the cleanliness of the reflow oven has a direct impact on product quality. Dust and residue accumulation within the ov...[Details]
Is electromagnetic radiation from electric vehicles harmful to the human body? Recently, the issue of electromagnetic radiation from electric vehicles has garnered widespread attention. However, pu...[Details]
In recent years, with the application of the IEC61850 standard and the development and deployment of optoelectronic transformers, the concept of digital substations has been put into practical use ...[Details]
The structure of an LCD TV primarily consists of the LCD display module, power module, driver module (primarily including the main driver board and tuner board), and keypad module. LCD display modu...[Details]
With the rapid adoption of smart electric vehicles, automotive chips are evolving from auxiliary control units to the foundation of the entire vehicle's intelligence. Their applications extend from...[Details]
Smartphones have become essential digital devices, and the growing number of smartphone-centric applications is enriching people's lives. As users, they desire a better app experience and a wider r...[Details]
Through AI connection technology supported by Qualcomm X85 5G modem and RF and Qualcomm FastConnect 7900 mobile connection system, seamless switching can be achieved between cellular net...[Details]
Chinese characters are extensive and profound, and there are many different names for ESD tubes. How many of them do you know?
As far as I know, ESD diodes are currently known as ESD p...[Details]
On August 20, Geely announced its focus on "One Cockpit". Through a unified AI OS architecture, a unified AI Agent, and a unified user ID, it will achieve an All-in-One AI cockpit, create the first...[Details]
As the electric vehicle industry continues to surge in today's society, while people are concerned about the appearance and interior of new energy vehicles, they are also concerned about the classi...[Details]
Keysight Technologies reported strong third-quarter results, with revenue and earnings per share exceeding expectations and steady order growth. The company, driven by strong growth across multiple...[Details]
Bearing wear is a common equipment problem in the manufacturing industry. In today's world where controlling production costs is advocated, using repair technology to reduce the scrapping and repla...[Details]
The consumer electronics, appliance, industrial, and automotive markets are experiencing increasing demand for sophisticated motor control solutions. Depending on the application, a variety of moto...[Details]
No one expected that after about a day of downtime, four or five thermostats on the control panel would display four 0000s and flash. We knew it was caused by poor contact of the temperature sensin...[Details]
Shenzhen RF Star's Bluetooth smart e-cigarette solution, by embedding a BLE module in the third-generation e-cigarette tube and coordinating it with the development of a smartphone APP, bring...[Details]