EPC1LC20W vs EPC1LC20U Comparison
Detailed side-by-side comparison of EPC1LC20W by Intel and EPC1LC20U by Altera. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Specification Comparison
| Parameter | EPC1LC20W | EPC1LC20U |
|---|---|---|
| Brand | Intel | Altera |
| Category | Memory ICs | Memory ICs |
| Lifecycle Status | Obsolete | Obsolete |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $9.55 | $9.75 |
| Memory Type | Serial Configuration Flash | OTP (One-Time-Programmable) Configuration PROM |
| Memory Density | 1 Mbit | 1 Mbit |
| Interface | Serial (Altera passive serial configuration) | β |
| Maximum Clock Frequency | 8 MHz | β |
| Supply Voltage | 3.0 V to 5.5 V | β |
| Package | PLCC-20 (J-lead, through-hole) | 20-pin PLCC (9x9 mm) |
| Pin Count | 20 | β |
| Configuration Handshake Pins | nCONFIG, nSTATUS, CONF_DONE | β |
| Standby Current | [DATA_NEEDED: typical Icc standby] | β |
| Active Current | [DATA_NEEDED: typical Icc active] | β |
| Operating Temperature | [DATA_NEEDED: industrial / commercial temp grade] | [DATA_NEEDED: industrial/commercial grade range] |
| Reconfiguration Support | Yes (nCONFIG toggle triggers reload) | β |
| Compatible FPGA Families | Classic, MAX, FLEX, ACEX, Cyclone, APEX | β |
| Mounting Type | Through-Hole (PLCC socket or solder) | Surface Mount |
| MSL Level | [DATA_NEEDED: MSL rating] | [DATA_NEEDED] |
| RoHS Status | [DATA_NEEDED: RoHS compliance status] | Compliant (Pb-free finish, "U" suffix) |
| Lead-Free | [DATA_NEEDED: lead-free / SnPb plating] | β |
| Configuration Interface | β | Altera Serial Configuration (4-wire) |
| Maximum DCLK Frequency | β | 8 MHz |
| Operating Voltage (VCC) | β | 3.3 V typical [DATA_NEEDED: full range] |
| Configuration Time | β | [DATA_NEEDED: depends on bitstream length and DCLK] |
| Cascading Support | β | Yes (multi-PROM daisy-chain for larger bitstreams) |
| Programming Method | β | Altera APU / third-party JTAG programmer |
| Lead-Free (Pb-free) Finish | β | Yes ("U" suffix) |
| Compatibility | β | Altera SRAM-based LUT FPGAs (APEX, FLEX, ACEX, Cyclone, Stratix families) |