EPC1LC20-W vs EPC1LC20-WCEC52 Comparison
Detailed side-by-side comparison of EPC1LC20-W by Altera and EPC1LC20-WCEC52 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 | EPC1LC20-W | EPC1LC20-WCEC52 |
|---|---|---|
| Brand | Altera | Altera |
| Category | Memory ICs | Memory ICs |
| Lifecycle Status | Obsolete | Obsolete |
| Memory Type | OTP (One-Time Programmable) Configuration PROM | OTP Configuration PROM (Anti-fuse) |
| Memory Size | 1 Mbit | 1 Mbit (1,048,576 bits) |
| Configuration Clock (DCLK) | 8 MHz maximum | 8 MHz maximum |
| Supply Voltage | 3.3 V and 5.0 V | — |
| Interface | Altera serial configuration (DCLK / DATA / nCONFIG / nSTATUS) | Serial (Altera FPP/PS configuration protocol) |
| In-System Programming | Yes - IEEE 1149.1 (JTAG) ISP at 3.3 V / 5.0 V | — |
| Package | 20-PLCC J-lead (9x9 mm) | 20-pin PLCC (J-lead, through-hole, 9x9 mm) |
| Lead Finish | Pb-free (matte tin) - "-W" suffix | — |
| Daisy-Chain Support | Yes - multiple EPC1 / EPC2 devices cascade to program larger FPGAs | — |
| Compression Support | Yes - stores compressed Altera FPGA bitstreams | — |
| Operating Temperature Range | [DATA_NEEDED: operating temperature range] | — |
| Programming Cycles | 1 (OTP) | — |
| Target FPGA Families | Cyclone, FLEX 6000 / 10K / 10KE, ACEX 1K, APEX 20K, Mercury | — |
| RoHS Status | Compliant (Pb-free -W finish) | [DATA_NEEDED: RoHS status] |
| Mounting Type | Surface Mount (PLCC socket or direct solder) | — |
| Organization | — | 212,942 x 1 bit |
| Supply Voltage (VCC) | — | 3.3 V |
| I/O Voltage Tolerance | — | 5.0 V (FPGA interface) |
| In-System Programmability | — | Yes (IEEE 1149.1 JTAG) |
| Programmability | — | One-Time Programmable (OTP) |
| Operating Temperature | — | -40C to +85C (industrial) |
| Package Mounting | — | Through-hole (also accepts PLCC socket) |
| Lead-Free | — | [DATA_NEEDED: lead-free status] |
| Compatible FPGA Families | — | Cyclone, Stratix, APEX, ACEX, MAX series |
| Programming Interface | — | JTAG (IEEE Std 1149.1) ISP |
| Pin Count | — | 20 |
| Lifecycle Status | — | Obsolete (recommended replacement: EPCQ family or newer serial config devices) |