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