ES4K-LP
4K LUT low-power FPGA with 80 I/O pins, optimized for consumer and IoT applications requiring minimal power consumption.
Product Overview
Description
The ES4K-LP is a 4K LUT low-power FPGA designed for cost-sensitive and battery-powered applications. It features 80 user I/O pins and ultra-low static power consumption of less than 10mW.
The device includes 36KB of block RAM for data buffering and FIFO implementations. It supports various I/O standards including LVCMOS, LVTTL, and SSTL, making it versatile for different interface requirements.
With its small QFN-64 package and free development tools, the ES4K-LP is ideal for consumer electronics, IoT devices, portable equipment, and simple industrial control applications where cost and power are critical.
Product Series
ES
Primary Application
Consumer electronics
Key Features
- 4K LUT logic capacity
- 80 user I/O pins
- 36KB block RAM
- 8 DSP blocks
- Ultra-low static power
- Multiple I/O standards
- Integrated oscillator
- QFN-64 package
Specifications
| LUTs | 4,000 |
|---|---|
| I/O Pins | 80 |
| Block RAM | 36KB |
| DSP Blocks | 8 |
| Static Power | <10mW |
| Operating Voltage | 1.2V/2.5V/3.3V |
| Package | QFN-64 |
Applications
Consumer electronics
Consumer electronics
IoT devices
Electronic system design
Portable equipment
Electronic system design
LED controllers
Industrial automation and control
Simple motor control
Motor drive and control systems
FAE Expert Insights
"The ES4K-LP is an excellent entry-level FPGA for cost-sensitive designs. The 4K LUTs provide enough logic for many IoT and consumer applications. I've used this part in smart home devices and wearable products with great results. The sub-10mW static power is impressive - it's one of the lowest in its class. Key advantages: free development tools, low power, and competitive pricing. The QFN-64 package is compact but still hand-solderable for prototypes. Design tips: Use the integrated oscillator to save BOM cost. Enable power-down modes when logic is idle. The 36KB RAM is sufficient for small buffers and state machines. For simple designs, this FPGA often replaces MCUs with better parallel processing. Overall, outstanding value for low-complexity applications."
Ultra-low power 4K LUT FPGA with free tools for cost-sensitive applications
— Michael Chen, BeiLuo
Frequently Asked Questions
What can I implement with 4K LUTs?
With 4K LUTs in ES4K-LP, you can implement: (1) Interface Controllers - SPI, I2C, UART, simple USB. (2) Control Logic - State machines, sequencers, simple processors. (3) Signal Processing - Basic filtering, simple DSP functions. (4) Display Control - LED matrix drivers, simple LCD controllers. (5) Communication - Simple protocol converters, data formatters. (6) Motor Control - Basic PWM, simple servo control. Typical designs use 2K-3K LUTs, leaving margin for expansion. Complex processors or video processing may need larger devices.
Contact LiTong for logic capacity planning.
How do I program the ES4K-LP?
Programming ES4K-LP: (1) Configuration - Device uses SRAM-based configuration loaded at power-up. (2) Configuration Modes - Supports JTAG, SPI master, and SPI slave modes. (3) External Flash - Store configuration in external SPI flash for automatic loading. (4) Programming Tools - Use ES-Designer software to generate bitstream. (5) Programmer - Use USB-JTAG cable or integrated programmer. (6) In-System - Program device while mounted on PCB via JTAG. (7) Updates - Reconfigure device without hardware changes. The flexible configuration options support various system architectures.
Contact LiTong for programming procedures and tools.
What is the maximum clock frequency?
ES4K-LP clock frequency: (1) Internal Logic - Typical designs run at 50-100MHz. Maximum depends on design complexity and timing constraints. (2) I/O Speed - Supports up to 200MHz for high-speed interfaces. (3) Global Clocks - 8 global clock networks with low skew. (4) PLL - Integrated PLL for clock multiplication and phase shifting. (5) Performance - Sufficient for most control and interface applications. (6) Timing - Use timing constraints to optimize critical paths. For higher performance, consider ESIONTECH high-performance series.
Contact LiTong for timing analysis and optimization.
Can I use external memory with ES4K-LP?
External memory support: (1) SPI Flash - For configuration storage and data. Standard SPI interface. (2) SRAM - Parallel SRAM interface using I/O pins. (3) DDR - Simple DDR support for larger memory needs. (4) Interface - Implement memory controllers in FPGA logic. (5) Bandwidth - Limited by I/O pin count and speed. (6) Use Cases - Program storage, data buffering, lookup tables. The 36KB internal RAM handles small buffers; external memory extends capacity for larger applications.
Contact LiTong for memory interface design.
What I/O standards are supported?
ES4K-LP I/O standards: (1) Single-Ended - LVCMOS 3.3V, 2.5V, 1.8V; LVTTL; SSTL for memory. (2) Differential - LVDS for high-speed signaling. (3) Configurable - Each bank supports different voltages. (4) Drive Strength - Programmable drive strength and slew rate. (5) Protection - ESD protection on all I/O pins. (6) Standards - Supports most common digital interfaces. Check datasheet for complete list. The flexible I/O supports interfacing with various devices and systems.
Contact LiTong for I/O planning and interface design.