EPC21C20U vs EPC1LI20 Comparison
Detailed side-by-side comparison of EPC21C20U by Intel and EPC1LI20 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 | EPC21C20U | EPC1LI20 |
|---|---|---|
| Brand | Intel | Altera |
| Category | Memory ICs | Memory ICs |
| Lifecycle Status | Active | Obsolete |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $9.85 | $8.50 |
| Manufacturer | Intel / Altera | β |
| Product Type | Configuration Device (Boot Flash) | β |
| Memory Size | 20 Mbit (2.5 Mbyte) | 1 Mb (1,048,576 bits) |
| Supply Voltage (VCC) | 3.0 V to 3.6 V (3.3 V typical) | 5.0 V (4.75 V to 5.25 V) |
| Interface | Altera/Intel Passive Serial (PS) and Active Serial (AS), JTAG (IEEE 1149.1) | β |
| Package | 20-pin UBGA (Ultra FineLine BGA) - also called 20-pin FBGA | 20-pin PLCC (J-lead, 9x9 mm) |
| In-System Programmability | Yes (via JTAG) | β |
| Bitstream Compression Support | Yes | β |
| Cascade (Multi-Device) Support | Yes (nCASC daisy-chain) | β |
| Supported FPGA Families | APEX II, APEX 20KE, APEX 20KC, Mercury, Stratix, Cyclone, ACEX 1K, FLEX 10KE | β |
| Operating Temperature | -40 C to +85 C (industrial) | [DATA_NEEDED: operating temperature range] |
| Mounting Type | Surface Mount (BGA) | Surface Mount (PLCC socket compatible) |
| RoHS Status | Compliant (per Intel/Altera product page) | [DATA_NEEDED: RoHS status - original Altera part may be non-RoHS SnPb finish] |
| Lead-Free | Yes | β |
| Configuration Mode | Passive Serial (PS) / Active Serial (AS) via FPGA controller | β |
| Memory Type | β | OTP Configuration PROM (EPROM-based) |
| Configuration Interface | β | Altera Passive Serial / Altera Active Serial / JTAG (IEEE 1149.1) |
| Maximum Configuration Clock | β | 8 MHz |
| Programming Voltage (VPP) | β | 12.75 V (typical, factory-programmed via JTAG) |
| Pin Count | β | 20 |
| Cascading Support | β | Yes (nCASC pin for multi-device daisy chain) |
| Endurance | β | OTP (one-time programmable, 1000 erase-equivalent UV cycles for pre-program erase) |
| JTAG Programming | β | Yes (in-system via IEEE 1149.1) |
| Compatible FPGA Families | β | FLEX 8000, FLEX 10K, ACEX 1K, APEX 20K, Mercury |
| MSL Level | β | 1 (per Partstack datasheet record) |