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EPF10K20TI144-4

FLEX 10K FPGA with 20K gates and 1,152 logic elements in 144-pin TQFP package, featuring embedded array blocks. Obsolete.

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EPF10K20TI144-4

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TQFP

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Description

Part Number: EPF10K20TI144-4

Manufacturer: Altera (Intel)

Category: FPGA – Field Programmable Gate Array

Series: FLEX 10K Series

Part Number Decoding

  • EPF10K: Altera FLEX 10K FPGA family
  • 20: Approximately 20,000 logic cells
  • T: TQFP package
  • I144: 144-pin TQFP
  • 4: Speed grade 4
  • No suffix: Standard commercial/industrial specification

Key Specifications

  • Logic Elements: 20,000 typical gates
  • Package: TQFP-144
  • Operating Voltage: 3.3V core & I/O
  • Speed Grade: High-speed logic performance
  • Temperature Range: Industrial grade –40°C ~ 85°C

Main Features

  • Classic FLEX 10K architecture, mature and stable
  • Embedded array block structure for logic and memory integration
  • Supports multi-I/O voltage standard compatibility
  • Easy cascade and system logic expansion
  • Widely used in legacy industrial and communication equipment

Typical Applications

  • Industrial control system logic processing
  • Communication interface protocol conversion
  • Traditional digital circuit replacement & logic integration
  • Instrumentation and test equipment
  • Legacy product maintenance and replacement design

Market Status
EOL discontinued device, mainly available in original stock, inventory, and dismantled parts; commonly used for old project maintenance and BOM replacement




The EPF10K20TI144-4 is a FLEX 10K FPGA from Altera (now Intel) in 144-pin TQFP package, featuring 20,000 typical gates, 1,152 logic elements, 6 Embedded Array Blocks (EABs) with 12,288 total RAM bits, 102 user I/Os, and 5V operation. Speed grade 4. Industrial temperature range (-40 to 85°C). Product status: Obsolete.

Working Principle(Within 200 Words)

The EPF10K20TI144-4 is an Altera FLEX 10K device in a 144-pin TQFP package. Pin functions vary based on configuration. General pin categories are listed below.

Pin Type Pin Numbers Function
I/O 1-12, 14-25, 27-38, 40-51, 53-64, 66-77, 79-90, 92-103, 105-116, 118-129, 131-142, 144 General-purpose bidirectional I/O pins (user configurable). Refer to device datasheet for exact assignments.
VCCIO 13, 26, 39, 52, 65, 78, 91, 104, 117, 130, 143 Power supply for I/O banks.
VCCINT 35, 68, 101 Internal power supply (5.0V for this device).
GND 3, 16, 29, 42, 55, 70, 83, 96, 109, 122, 135 Ground pins.
DCLK 4 Configuration clock input.
nCONFIG 5 Configuration control input (active low).
nSTATUS 6 Configuration status output (open-drain, active low).
CONF_DONE 7 Configuration done output (open-drain, active high).
nCEO 8 Configuration cascade output (active low).
nCE 9 Chip enable input (active low).
TDI 10 JTAG test data input.
TDO 11 JTAG test data output.
TMS 12 JTAG test mode select.
TCK 14 JTAG test clock input.
DEV_CLRn 15 Device-wide clear input (active low).
DEV_OE 17 Device-wide output enable input (active high).
CLK1 18 Global clock input 1.
CLK2 19 Global clock input 2.
CLK4 20 Global clock input 4.
CLK3 21 Global clock input 3.
VCC_PLL 22 PLL power supply (if applicable; unused for this device).

Note: This is a simplified reference. For complete specifications, including bank-specific I/O standards and configuration details, consult the Altera FLEX 10K device datasheet.

 

The EPF10K20TI144-4 is a Field-Programmable Gate Array (FPGA) from Altera’s FLEX 10K family, used in applications requiring medium-density programmable logic. Its common products and applications include:

  • Embedded systems prototyping

  • Digital signal processing (DSP) tasks

  • Industrial control systems

  • Telecommunications equipment (e.g., multiplexers, modems)

  • Test and measurement instruments

  • Educational development boards

  • Custom interface bridging (e.g., PCI, I2C, SPI)

  • Automotive electronics (e.g., engine control units, infotainment)

Altera EPF10K20-144, EPF10K30-144, EP1K30-144

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Shipping & Payment

All electronic components we source from our partnered supply chains go through strict incoming inspections.Through careful testing, we ensure everything delivered to customers is genuine original parts and meets quality requirements.In addition, we keep complete inspection records to make the entire supply chain process clear and traceable.

Certification
We have obtained a number of professional certifications and built our own professional testing laboratory.This ensures that every product we deliver to our customers meets the highest quality requirements.We conduct tests in strict accordance with procedures to ensure stable product quality and accurate parameters.To guarantee genuine original parts, we also cooperate with reliable third-party testing institutions for strict quality inspection.We always attach great importance to quality and fully comply with industry standards, relevant regulations, and ISO 9001:2015 requirements.

Service & Packaging

All electronic components we source from our partnered supply chains go through strict incoming inspections.Through careful testing, we ensure everything delivered to customers is genuine original parts and meets quality requirements.In addition, we keep complete inspection records to make the entire supply chain process clear and traceable.

Certification
We have obtained a number of professional certifications and built our own professional testing laboratory.This ensures that every product we deliver to our customers meets the highest quality requirements.We conduct tests in strict accordance with procedures to ensure stable product quality and accurate parameters.To guarantee genuine original parts, we also cooperate with reliable third-party testing institutions for strict quality inspection.We always attach great importance to quality and fully comply with industry standards, relevant regulations, and ISO 9001:2015 requirements.

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