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