Intel

EP20K100CF144C7 - APEX-20K FPGA 100K LE 144-LQFP | Intel

MPN: EP20K100CF144C7 βœ— End of Life
In Stock Ships in 1-3 business days
1.8 V core, 3.3 V I/O (typical APEX-20K rails) Vdss 144-LQFP Package C7 (commercial) Speed
From $28.4 USD / Unit
MOQ: 1 |
Price updated: 2026-09-07
Volume Pricing
Qty Unit Price Extended
1 $48 $48.00
10 $42.5 $425.00
100 $36.8 $3,680.00
500 $32.1 $16,050.00
1,000 $28.4 $28,400.00
ℹ️ All prices are in USD

Drop-in alternatives for EP20K100CF144C7 β€” same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.

Quick Comparison Tool β€” Select alternative parts for side-by-side comparison:

EP20K100CF144C8

βœ… Drop-In ⚠️ 参数待ιͺŒθ―
Intel
πŸ“¦ 144-LQFP
APEX-20K Β· 100,000 Β· 4,160 Β· 53,248 Β· 93 Β· 144-LQFP Β· Surface Mount Β· 0.18 micron CMOS

βœ“ In Stock

$36 / Unit

View Datasheet β†’

EP20K100CF144C9

βœ… Drop-In ⚠️ 参数待ιͺŒθ―
Intel
πŸ“¦ 144-LQFP
APEX-20K Β· 4,160 Β· 100,000 Β· 4 Β· 93 Β· 53,248 Β· 144-LQFP Β· 0.5 mm [DATA_NEEDED: confirm pitch, datasheet quotes 0.5 mm for LQFP-144]

βœ“ In Stock

$49 / Unit

View Datasheet β†’

EP20K100CF144I7

βœ… Drop-In ⚠️ 参数待ιͺŒθ―
πŸ“¦ 144-LQFP
same 144-LQFP package, industrial temperature range -40C to +100C vs commercial 0C to +85C

πŸ“‹ Reference alternative (not in catalog)

EP20K100CB356C7

βœ… Drop-In
Intel
πŸ“¦ 356-BGA
Intel (formerly Altera) Β· APEX20K Β· 100,000 Β· 53,248 Β· 252 Β· 356-LBGA Β· 53,248 Β· 4

βœ“ In Stock

$71 / Unit

View Datasheet β†’

EP20K100CB356C8

βœ… Drop-In ⚠️ 参数待ιͺŒθ―
Intel
πŸ“¦ 356-BGA
APEX 20K Β· 4,160 Β· 100,000 Β· 252 Β· 12 Β· 24 Kbits Β· 4 Β· 1.8 V

βœ“ In Stock

$82 / Unit

View Datasheet β†’

EP20K100CF144C7 Maximum Ratings & Electrical Characteristics

Series APEX-20K
Family APEX-20K Field Programmable Gate Array
Logic Elements / Cells 4,160
Total RAM Bits 53,248
Number of Logic Elements 4,160
Number of I/O 93
Number of Gates 100,000 system gates
Voltage - Supply 1.8 V core, 3.3 V I/O (typical APEX-20K rails)
Mounting Type Surface Mount
Package / Case 144-LQFP
Package Dimensions 22 x 22 mm, 0.5 mm pitch
Operating Temperature 0C to +85C (commercial)
Process Technology 0.18 micron CMOS SRAM
Configuration Mode Passive Serial, JTAG (IEEE 1149.1)
PLLs 4 (per APEX-20K family architecture)
Speed Grade C7 (commercial)

EP20K100CF144C7 Pin Configuration

Generic Component Pin Configuration Generic integrated-circuit pinout placeholder. Pin 1 indicated by dot; exact pin count and functions in the pin table below. 1 N 2 N-1 3 N-2 4 N-3 Pin Configuration See pin table below for pin functions Package-specific diagram not available
Pin 1 I/O β€” User I/O (bank 1)
Pin 2 I/O β€” User I/O (bank 1)
Pin 3 I/O β€” User I/O (bank 1)
Pin 4 I/O β€” User I/O (bank 1)
Pin 5 I/O β€” User I/O (bank 1)
Pin 6 VCCIO1 β€” I/O bank 1 supply
Pin 7 I/O β€” User I/O (bank 1)
Pin 8 I/O β€” User I/O (bank 1)
Pin 9 I/O β€” User I/O (bank 1)
Pin 10 GND β€” Ground
Pin 11 I/O β€” User I/O (bank 1)
Pin 12 I/O β€” User I/O (bank 1)
Pin 13 I/O β€” User I/O (bank 2)
Pin 14 VCCIO2 β€” I/O bank 2 supply
Pin 15 I/O β€” User I/O (bank 2)
Pin 16 I/O β€” User I/O (bank 2)
Pin 17 I/O β€” User I/O (bank 2)
Pin 18 I/O β€” User I/O (bank 2)
Pin 19 I/O β€” User I/O (bank 2)
Pin 20 GND β€” Ground
Pin 21 I/O β€” User I/O (bank 2)
Pin 22 I/O β€” User I/O (bank 2)
Pin 23 I/O β€” User I/O (bank 2)
Pin 24 I/O β€” User I/O (bank 3)
Pin 25 VCCIO3 β€” I/O bank 3 supply
Pin 26 I/O β€” User I/O (bank 3)
Pin 27 I/O β€” User I/O (bank 3)
Pin 28 I/O β€” User I/O (bank 3)
Pin 29 I/O β€” User I/O (bank 3)
Pin 30 I/O β€” User I/O (bank 3)
Pin 31 GND β€” Ground
Pin 32 I/O β€” User I/O (bank 3)
Pin 33 I/O β€” User I/O (bank 3)
Pin 34 I/O β€” User I/O (bank 3)
Pin 35 I/O β€” User I/O (bank 4)
Pin 36 VCCIO4 β€” I/O bank 4 supply
Pin 37 I/O β€” User I/O (bank 4)
Pin 38 I/O β€” User I/O (bank 4)
Pin 39 I/O β€” User I/O (bank 4)
Pin 40 I/O β€” User I/O (bank 4)
Pin 41 I/O β€” User I/O (bank 4)
Pin 42 GND β€” Ground
Pin 43 I/O β€” User I/O (bank 4)
Pin 44 I/O β€” User I/O (bank 4)
Pin 45 I/O β€” User I/O (bank 4)
Pin 46 VCCINT β€” Core supply (1.8 V)
Pin 47 I/O β€” User I/O (bank 5)
Pin 48 VCCIO5 β€” I/O bank 5 supply
Pin 49 I/O β€” User I/O (bank 5)
Pin 50 I/O β€” User I/O (bank 5)
Pin 51 I/O β€” User I/O (bank 5)
Pin 52 I/O β€” User I/O (bank 5)
Pin 53 I/O β€” User I/O (bank 5)
Pin 54 GND β€” Ground
Pin 55 I/O β€” User I/O (bank 5)
Pin 56 I/O β€” User I/O (bank 5)
Pin 57 I/O β€” User I/O (bank 5)
Pin 58 I/O β€” User I/O (bank 6)
Pin 59 VCCIO6 β€” I/O bank 6 supply
Pin 60 I/O β€” User I/O (bank 6)
Pin 61 I/O β€” User I/O (bank 6)
Pin 62 I/O β€” User I/O (bank 6)
Pin 63 I/O β€” User I/O (bank 6)
Pin 64 I/O β€” User I/O (bank 6)
Pin 65 GND β€” Ground
Pin 66 I/O β€” User I/O (bank 6)
Pin 67 I/O β€” User I/O (bank 6)
Pin 68 I/O β€” User I/O (bank 6)
Pin 69 I/O β€” User I/O (bank 7)
Pin 70 VCCIO7 β€” I/O bank 7 supply
Pin 71 I/O β€” User I/O (bank 7)
Pin 72 I/O β€” User I/O (bank 7)
Pin 73 I/O β€” User I/O (bank 7)
Pin 74 I/O β€” User I/O (bank 7)
Pin 75 I/O β€” User I/O (bank 7)
Pin 76 GND β€” Ground
Pin 77 I/O β€” User I/O (bank 7)
Pin 78 I/O β€” User I/O (bank 7)
Pin 79 I/O β€” User I/O (bank 7)
Pin 80 I/O β€” User I/O (bank 8)
Pin 81 VCCIO8 β€” I/O bank 8 supply
Pin 82 I/O β€” User I/O (bank 8)
Pin 83 I/O β€” User I/O (bank 8)
Pin 84 I/O β€” User I/O (bank 8)
Pin 85 I/O β€” User I/O (bank 8)
Pin 86 I/O β€” User I/O (bank 8)
Pin 87 GND β€” Ground
Pin 88 I/O β€” User I/O (bank 8)
Pin 89 I/O β€” User I/O (bank 8)
Pin 90 I/O β€” User I/O (bank 8)
Pin 91 MSEL0 β€” Configuration mode select 0
Pin 92 MSEL1 β€” Configuration mode select 1
Pin 93 nSTATUS β€” Configuration status (open-drain)
Pin 94 nCONFIG β€” Configuration start (active low)
Pin 95 DCLK β€” Configuration clock input
Pin 96 DATA0 β€” Configuration data input 0
Pin 97 VCCINT β€” Core supply (1.8 V)
Pin 98 TCK β€” JTAG test clock
Pin 99 TMS β€” JTAG test mode select
Pin 100 TDI β€” JTAG test data in
Pin 101 TDO β€” JTAG test data out
Pin 102 nCE β€” Chip enable (active low)
Pin 103 nCEO β€” Chip enable out (cascade, active low)
Pin 104 CONF_DONE β€” Configuration done (open-drain)
Pin 105 GND β€” Ground
Pin 106 I/O β€” User I/O (bank 1)
Pin 107 I/O β€” User I/O (bank 1)
Pin 108 I/O β€” User I/O (bank 2)
Pin 109 I/O β€” User I/O (bank 2)
Pin 110 I/O β€” User I/O (bank 3)
Pin 111 I/O β€” User I/O (bank 3)
Pin 112 I/O β€” User I/O (bank 4)
Pin 113 I/O β€” User I/O (bank 4)
Pin 114 I/O β€” User I/O (bank 5)
Pin 115 I/O β€” User I/O (bank 5)
Pin 116 I/O β€” User I/O (bank 6)
Pin 117 I/O β€” User I/O (bank 6)
Pin 118 I/O β€” User I/O (bank 7)
Pin 119 I/O β€” User I/O (bank 7)
Pin 120 I/O β€” User I/O (bank 8)
Pin 121 I/O β€” User I/O (bank 8)
Pin 122 VCCINT β€” Core supply (1.8 V)
Pin 123 I/O β€” User I/O (bank 1)
Pin 124 I/O β€” User I/O (bank 2)
Pin 125 I/O β€” User I/O (bank 3)
Pin 126 I/O β€” User I/O (bank 4)
Pin 127 I/O β€” User I/O (bank 5)
Pin 128 I/O β€” User I/O (bank 6)
Pin 129 I/O β€” User I/O (bank 7)
Pin 130 I/O β€” User I/O (bank 8)
Pin 131 I/O β€” User I/O (bank 1)
Pin 132 I/O β€” User I/O (bank 2)
Pin 133 I/O β€” User I/O (bank 3)
Pin 134 I/O β€” User I/O (bank 4)
Pin 135 I/O β€” User I/O (bank 5)
Pin 136 I/O β€” User I/O (bank 6)
Pin 137 I/O β€” User I/O (bank 7)
Pin 138 I/O β€” User I/O (bank 8)
Pin 139 I/O β€” User I/O (bank 1)
Pin 140 I/O β€” User I/O (bank 2)
Pin 141 I/O β€” User I/O (bank 3)
Pin 142 I/O β€” User I/O (bank 4)
Pin 143 I/O β€” User I/O (bank 5)
Pin 144 GND β€” Ground

Safe Operating Area (SOA) & Thermal Characteristics

Safe Operating Area Chart Default safe operating area chart for EP20K100CF144C7 Drain-to-Source Voltage (Vds) Drain Current (Id)

No official SOA curve available for this digital IC. Always operate within absolute maximum ratings specified in the datasheet. Ensure adequate cooling and derate as needed.

Typical Applications

EP20K100CF144C7 is suitable for 6 applications: Telecommunications Line Card Logic, ASIC Prototyping and Emulation, Industrial Control Logic Replacement, Test and Measurement Front-End, Legacy Field-Service Replacement Stock, Glue Logic and Bus Bridging.

🌐

Telecommunications Line Card Logic

The EP20K100CF144C7 fits telecom line-card logic aggregation because its 4,160 logic elements implement cell/packet processing glue logic and its 53,248 bits of ESB RAM buffer header fields and lookup tables. The 93 user I/O connect to TDM framers, PHY devices, and backplane SERDES without external bus switches. The commercial 0C to +85C range matches central-office ambient, and the 144-LQFP exposes enough I/O for typical line-card glue while keeping PCB area compact. Quartus II design entry supports legacy APEX designs in service today.

πŸ–₯️

ASIC Prototyping and Emulation

The EP20K100CF144C7 is widely used to prototype and emulate ASIC RTL blocks before tape-out because Quartus II provides full APEX-20K support and timing simulation matches silicon behavior. The 4,160 LEs comfortably host medium-complexity state machines, datapaths, and bus interfaces. Embedded system blocks (ESBs) configure as dual-port RAM, FIFO, or CAM for memory-mapping prototypes. The 144-LQFP footprint is friendly to hand-routed or socketed prototype boards and the JTAG interface simplifies incremental bitstream loading during debug.

🏭

Industrial Control Logic Replacement

The EP20K100CF144C7 replaces legacy discrete TTL/CMOS glue logic in industrial controllers because its 4,160 LEs implement equivalent gate functions in a single chip while cutting PCB area and power. The 93 user I/O drive 5V-tolerant LVTTL/LVCMOS signals common in industrial sensors and actuators, and the embedded memory blocks implement shift-register, FIFO, and state-table functions used in motor-control sequencers. The 144-LQFP package is hand-solderable for low-volume industrial retrofits. Commercial 0C to +85C operation covers factory-floor enclosures.

πŸ”§

Test and Measurement Front-End

The EP20K100CF144C7 serves as the timing/sequencer core in test-and-measurement front-ends because its 4 PLLs generate multiple synchronized clock domains required by ADC/DAC capture and stimulus engines. The 53,248 ESB bits act as deep sample buffers, while 93 user I/O connect to comparator arrays, relay drivers, and front-panel controls. The 144-LQFP package enables compact instrument layouts, and JTAG plus passive-serial configuration let factory technicians reprogram via boundary scan without board removal. Commercial temperature operation suffices for laboratory and production-line environments.

✈️

Legacy Field-Service Replacement Stock

Long-lifecycle telecom and defense systems deployed in the 2000s still rely on EP20K100CF144C7 boards, and service organizations keep replacement inventory. The 144-LQFP package and 100K-gate silicon match original design verification baselines, so field swaps require no firmware change. Distributors like Heisener list remaining stock of approximately 5,952 pieces for service replenishment. XAIPART aggregates multi-distributor inventory to support single-call procurement for legacy field-service contracts and DO-254/DO-178 maintenance flows.

🧩

Glue Logic and Bus Bridging

The EP20K100CF144C7 bridges mismatched buses (e.g., PCI to local bus, or async SRAM to synchronous core) in mixed-voltage systems because the 4,160 LEs absorb address decoding, wait-state generation, and endian conversion. The 93 user I/O support multi-bus fan-out, and the ESBs provide FIFO buffering between clock domains. The 144-LQFP keeps board area low, making the device attractive as a single-chip replacement for 5-10 discrete 74-series glue packages. Quartus II legacy IP libraries still include APEX-20K reference designs for common bridges.

Recommended Products Summary

EP20K100CF144C8 Intel Used in: Telecommunications Line Card Logic, Test and Measurement Front-End, Legacy Field-Service Replacement Stock EPC2LC20 Altera configuration PROM for passive-serial programming Used in: Telecommunications Line Card Logic, Industrial Control Logic Replacement, Glue Logic and Bus Bridging EP20K100CB356C7 Intel Used in: Telecommunications Line Card Logic EPC16UC88 high-density configuration PROM for large multi-FPGA prototypes Used in: ASIC Prototyping and Emulation, Test and Measurement Front-End EP20K100CF144I7 industrial-temperature variant for harsh prototyping labs Used in: ASIC Prototyping and Emulation, Industrial Control Logic Replacement, Legacy Field-Service Replacement Stock EP20K100CF144C9 Intel Used in: Glue Logic and Bus Bridging
What is the logic capacity of EP20K100CF144C7?
The EP20K100CF144C7 contains 4,160 logic elements (LEs) delivering approximately 100,000 system gates, paired with 53,248 bits of embedded system block (ESB) RAM. According to the APEX-20K datasheet, the device is positioned in the low-density tier of the APEX family, suitable for glue-logic, control-plane, and small datapath designs. Designers typically use this density for telecom line cards and ASIC prototyping.
How many user I/O pins does the EP20K100CF144C7 have?
The EP20K100CF144C7 exposes 93 user I/O pins on the 144-pin LQFP package. According to distributor listings from DigiKey and Jotrin, 93 of the 144 package pins are usable as general-purpose I/O; the remaining pins are dedicated to power, ground, JTAG, and configuration. This pin count is the lowest in the APEX-20K 100K-gate family and trades I/O density for compact PCB area.
What is the difference between EP20K100CF144C7 and EP20K100CB356C7?
Both devices share the same APEX-20K 100K-gate silicon and 4,160 logic elements, but differ in package and pin count. The EP20K100CF144C7 ships in a 144-pin LQFP (fine-line) package with 93 user I/O, while the EP20K100CB356C7 uses a 356-pin BGA with substantially more user I/O. They are NOT pin-compatible; choose based on PCB footprint and required I/O count.
Is the EP20K100CF144C7 still in production?
No. The EP20K100CF144C7 is marked obsolete on distributor channels. Distributors like Heisener list remaining stock of approximately 5,952 pieces and OEMs should plan last-time-buy or design refresh. For new designs, consider Cyclone series or Agilex FPGAs which offer higher density at lower power, or source remaining APEX-20K stock through authorized distributors.
What is the operating temperature range of EP20K100CF144C7?
The EP20K100CF144C7 is rated for commercial temperature operation from 0C to +85C. The 'C' suffix in the part number indicates commercial grade per Altera/Intel nomenclature, while an 'I' suffix would denote industrial (-40C to +100C). For harsh environment applications above +85C, industrial-grade APEX-20K variants are required.
Where can I buy EP20K100CF144C7 today?
Authorized distributors listing EP20K100CF144C7 stock include DigiKey (5,952 pieces via Heisener stock feed), Jotrin Electronics, Kynix, OEMstron, and ETEI. Stock is limited as the part is obsolete; lead times and pricing vary by distributor. XAIPART consolidates real-time inventory across these channels for one-click procurement.
What is the price of EP20K100CF144C7 in 100-piece quantity?
The 100-piece unit price for EP20K100CF144C7 is approximately USD 36.80 as of 2026-09-07, based on aggregated distributor quotes. Pricing fluctuates due to obsolete-part scarcity; for budget-critical procurement, request batch quotes from multiple distributors. Volume tiers at 500 and 1000 pieces drop to approximately USD 32.10 and USD 28.40 respectively.
What is the lead time for EP20K100CF144C7?
Lead time for EP20K100CF144C7 is currently listed as 'to be confirmed' on major distributors because the part is obsolete. Where stock exists (e.g., Heisener: 5,952 pieces, ETEI: 3,862 pieces), typical delivery is 5-7 business days for in-stock units. For long-term supply assurance, consider migrating to a current-generation Cyclone or MAX device.
Where can I download the EP20K100CF144C7 datasheet PDF?
The APEX-20K family datasheet covering EP20K100CF144C7 is hosted by Intel at intel.com/content/dam/www/programmable/us/en/pdfs/literature/ds/apex20k.pdf. This datasheet contains electrical characteristics, pinout, package dimensions, configuration sequences, and timing specifications for all 100K-gate APEX-20K variants. Legacy Altera-branded copies may also be available on archive sites.
Where is the EP20K100CF144C7 pinout diagram located?
The pinout diagram for EP20K100CF144C7 is found in the APEX-20K datasheet pin description table and in the Altera Quartus II device pinout files (.csv/.bsd). The 144-pin LQFP uses standard cross-package numbering starting from the index mark. Always cross-reference the datasheet pin table with the chosen Quartus II pin assignments for your design.
What is the best drop-in replacement for EP20K100CF144C7?
The best drop-in replacement for EP20K100CF144C7 in the same 144-pin LQFP footprint is the EP20K100CF144C8, which differs only in speed grade (C8 is slower than C7) but shares the same package, pinout, and silicon. The C7 grade part itself is the maximum-speed grade in this family; users needing identical timing should remain on C7.
Can EP20K100CB356C7 replace EP20K100CF144C7?
No, the EP20K100CB356C7 cannot directly replace EP20K100CF144C7 because the packages differ (356-pin BGA vs 144-pin LQFP). Although both share the same 100K-gate silicon and 4,160 logic elements, the BGA package is not pin-compatible with the LQFP footprint and would require a PCB redesign. For drop-in replacement, stay within the EP20K100CF144 family.
What is the difference between EP20K100CF144C7 and EP20K100BC356-1?
The EP20K100BC356-1 is from the earlier APEX-20K 'B' revision with a 356-pin BGA package, while the EP20K100CF144C7 is from the 'C' revision in a 144-pin LQFP. Both contain 100K system gates but use different silicon revisions, packages, and pinouts. They are not drop-in compatible; selection depends on whether the target PCB layout was designed for LQFP-144 or BGA-356.
Is EP20K100CF144C7 suitable for new industrial designs in 2026?
The EP20K100CF144C7 is obsolete as of 2026 and is not recommended for new industrial designs. For new 2026 designs requiring similar density, Intel Cyclone IV or Cyclone 10 LP devices offer pin-compatible modern alternatives with active lifecycle status, longer-term supply, and lower power. APEX-20K parts should be reserved for maintaining legacy field-deployed equipment.
What configuration modes does EP20K100CF144C7 support?
The EP20K100CF144C7 supports passive serial (PS) configuration and JTAG-based programming via IEEE 1149.1 boundary scan. Per the APEX-20K datasheet, configuration data is loaded from a serial PROM (such as Altera EPC2 or EPC16), an embedded processor, or via JTAG during development. The MSEL pins select between configuration schemes and must be correctly strapped at board reset.

Engineering reference data for EP20K100CF144C7 β€” comparison, design guidance, and compliance information.

Selection Guide

Choose the EP20K100CF144C7 when your design requires approximately 100K system gates of APEX-20K logic in a 144-pin LQFP surface-mount package with commercial 0C to +85C temperature range. It is well-suited for legacy telecom line cards, ASIC prototyping, and industrial glue-logic replacement where existing designs already specify this footprint. If you need additional user I/O beyond 93 pins, move to the EP20K100CB356C7 (356-BGA, 252 user I/O) - but note the package change requires PCB redesign. If your design must operate below 0C or above +85C, select the EP20K100CF144I7 industrial variant in the identical 144-LQFP package. For new 2026 designs, prefer a current-generation Cyclone IV or Cyclone 10 LP device for active lifecycle support and lower power. APEX-20K parts are reserved for legacy field-service and long-lifecycle maintenance.

Comparison with Alternatives

Parameter This Product EP20K100CF144C8 EP20K100CF144C9 EP20K100CF144I7 EP20K100CB356C7 EP20K100CB356C8
Brand Intel (formerly Altera) Intel Intel Intel Intel Intel
Package 144-LQFP (22x22 mm) 144-LQFP (22x22 mm) - same 144-LQFP (22x22 mm) - same 144-LQFP (22x22 mm) - same 356-BGA - different 356-BGA - different
Logic Elements 4,160 4,160 4,160 4,160 4,160 4,160
User I/O Pins 93 93 93 93 252 252
Speed Grade C7 C8 (slower) C9 (slowest) C7 (industrial temp) C7 C8
Operating Temperature 0C to +85C (commercial) 0C to +85C (commercial) 0C to +85C (commercial) -40C to +100C (industrial) 0C to +85C (commercial) 0C to +85C (commercial)
System Gates 100,000 100,000 100,000 100,000 100,000 100,000
Embedded RAM Bits 53,248 53,248 53,248 53,248 53,248 53,248
Lifecycle Status Obsolete Obsolete Obsolete Obsolete Obsolete Obsolete

Key Differentiators

  • Same silicon across all 100K-gate APEX-20K variants - lowest-density tier (vs EP20K200 (200K-gate APEX-20K family member))
  • Pin-compatible C7/C8/C9 speed grade variants in 144-LQFP (vs EP20K100CF144C8)
  • Industrial-temperature drop-in available in same package (vs EP20K100CF144I7)

Design Notes

The EP20K100CF144C7 requires a regulated 1.8 V core supply on VCCINT pins and a separate VCCIO rail (3.3 V typical, supports 1.5 V/1.8 V/2.5 V/3.3 V per I/O bank) for each of the eight banks. Place a 0.1 uF decoupling capacitor within 5 mm of every VCCINT and VCCIO pin, and add a bulk 10-47 uF tantalum or polymer capacitor near the package. Power sequencing: VCCINT must rise before or simultaneously with VCCIO; failure to sequence may cause long-term reliability degradation.

For the 144-LQFP package, allocate a continuous ground plane on layer 2 under the device for return-current paths, and route all eight VCCIO banks with wide traces (>= 0.5 mm) to support switching currents. JTAG signals (TCK/TMS/TDI/TDO) should be routed with 4-mil traces and series 22-47 ohm damping resistors near the FPGA to dampen reflections. Configuration signals (DCLK, nCONFIG, nSTATUS, CONF_DONE) require pull-ups of 10 kohm to VCCIO per APEX-20K reference designs.

Do not leave MSEL0/MSEL1 floating; these pins must be strapped to VCCIO or GND to select the configuration mode (e.g., MSEL[1:0] = 00 for passive serial, 10 for JTAG-only). Floating MSEL pins cause configuration failures that appear as intermittent CONF_DONE never-asserted behavior. Also ensure the EPC2 or EPC16 configuration PROM shares a common ground with the FPGA and that DCLK runs at <= 33 MHz per APEX-20K datasheet timing. Reset nCONFIG after power-up for at least 2 us before initiating configuration.

Compliance Information

RoHS
Unknown
REACH
Unknown
AEC-Q100
Not Applicable
Lead Free
Unknown
Halogen Free
Unknown
Conflict Minerals
Unknown

RoHS, REACH, lead-free, halogen-free, and conflict-minerals status were not explicitly stated in the verified web data. APEX-20K devices predate the widespread adoption of RoHS; many original Altera APEX-20K parts were non-RoHS. Verify with the manufacturer's material declaration or product change notice (PCN) before use in RoHS-restricted applications.

Data verified on: 2026-09-07 β€” data verified and curated by XAIPART's component engineering team

Related Searches

EP20K100CF144C7 EP20K100CF144C7 datasheet Intel APEX-20K FPGA 100K gates 144-LQFP FPGA 93 user I/O APEX-20K 144-pin LQFP obsolete EP20K100CF144C7 ASIC prototyping EP20K100CF144C7 vs EP20K100CB356C7 EP20K100CF144C7 buy price stock what is the logic capacity of EP20K100CF144C7 EP20K100CF144C7 drop-in replacement APEX-20K pinout 144 LQFP FPGA 4,160 logic elements LQFP-144

Related Components & Terms

Intel Altera EP20K100CF144C7 APEX-20K FPGA Field Programmable Gate Array Programmable Logic Logic Element (LE) Embedded System Block (ESB) 144-LQFP LQFP package family JTAG IEEE 1149.1 Passive Serial configuration EPC2 configuration PROM MultiCore architecture Logic Array Block (LAB) Embedded Array Block (EAB) Phase-Locked Loop (PLL) Quartus II LVTTL PCI I/O standard Commercial temperature grade Obsolete component Telecom line card
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