EPC1LC20AL3894 vs EPC1LC20-W Comparison
Detailed side-by-side comparison of EPC1LC20AL3894 by Intel and EPC1LC20-W by Altera. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Intel
EPC1LC20AL3894
EPC1LC20AL3894 - 1Mb FPGA Config PROM, 20-PLCC | Intel / Altera
EPC1LC20AL3894 ObsoleteAltera
EPC1LC20-W
EPC1LC20-W - 1Mb OTP Configuration PROM 20-PLCC | Intel/Altera
EPC1LC20-W ObsoleteSpecification Comparison
| Parameter | EPC1LC20AL3894 | EPC1LC20-W |
|---|---|---|
| Brand | Intel | Altera |
| Category | Memory ICs | Memory ICs |
| Lifecycle Status | Obsolete | Obsolete |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $5.45 | $9.85 |
| Memory Type | OTP Configuration PROM (EPROM-based) | OTP (One-Time Programmable) Configuration PROM |
| Memory Capacity | 1 Mbit (212,942 Γ 1-bit) | β |
| Supply Voltage (VCC) | 3.0 V to 3.6 V (3.3 V nominal) | β |
| Configuration Clock Frequency | Up to 8 MHz | β |
| Configuration Interface | Serial (Altera standard 4-wire: DATA, DCLK, nCS, nINIT_CONF) | β |
| Package | 20-pin PLCC (J-lead) | 20-PLCC J-lead (9x9 mm) |
| Package Dimensions | 9.0 Γ 9.0 Γ 4.5 mm (PLCC-20) | β |
| Operating Temperature | -40 Β°C to +85 Β°C (industrial) | β |
| Programming Method | Factory / Altera programming service (one-time only) | β |
| Erasure | Windowed package supports UV erase (ceramic DIP variant); PLCC is OTP | β |
| Output Configuration | Serial data out on DCLK rising edge | β |
| Compatible FPGA Families | APEX, ACEX, FLEX 10K, MAX 7000S/AE/B, Cyclone (legacy) | β |
| Mounting Type | Surface Mount / Socket (PLCC socket compatible) | Surface Mount (PLCC socket or direct solder) |
| RoHS Status | Unknown β verify with manufacturer | Compliant (Pb-free -W finish) |
| Lifecycle Status | Obsolete (EOL announced by Altera / Intel PSG) | β |
| Shipping Variant Suffix | AL3894 (tape-and-reel / specific Altera part marking) | β |
| Memory Size | β | 1 Mbit |
| Configuration Clock (DCLK) | β | 8 MHz maximum |
| Supply Voltage | β | 3.3 V and 5.0 V |
| Interface | β | Altera serial configuration (DCLK / DATA / nCONFIG / nSTATUS) |
| In-System Programming | β | Yes - IEEE 1149.1 (JTAG) ISP at 3.3 V / 5.0 V |
| Lead Finish | β | Pb-free (matte tin) - "-W" suffix |
| Daisy-Chain Support | β | Yes - multiple EPC1 / EPC2 devices cascade to program larger FPGAs |
| Compression Support | β | Yes - stores compressed Altera FPGA bitstreams |
| Operating Temperature Range | β | [DATA_NEEDED: operating temperature range] |
| Programming Cycles | β | 1 (OTP) |
| Target FPGA Families | β | Cyclone, FLEX 6000 / 10K / 10KE, ACEX 1K, APEX 20K, Mercury |