EPC2LC22N vs EPC2LC21N Comparison
Detailed side-by-side comparison of EPC2LC22N by Altera and EPC2LC21N 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 | EPC2LC22N | EPC2LC21N |
|---|---|---|
| Brand | Altera | Altera |
| Category | Memory ICs | Memory ICs |
| Lifecycle Status | Obsolete | Obsolete |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $9.75 | $10.95 |
| Memory Type | Configuration PROM (non-volatile) | Configuration PROM (EPROM/EEPROM-based) |
| Memory Size | 1.6 Mbit | 1.6 Mbit |
| Supply Voltage | 2.5 V (LC core) | 3.3 V |
| Interface | Serial configuration / JTAG (IEEE 1149.1) | Serial (Altera FPP/PS configuration) |
| Programmability | In-system programmable (ISP) via JTAG | In-system programmable via JTAG (ISP) |
| Cascadable | Yes - supports multi-device configuration chains | β |
| Package | PLCC-22 (Plastic Leaded Chip Carrier) | 20-pin PLCC (9x9 mm) |
| Mounting Type | Surface Mount / Through Hole socket | Surface Mount (PLCC socket compatible) |
| Operating Temperature | [DATA_NEEDED: operating temperature range] | -40C to +85C (industrial) |
| Configuration Compatibility | Altera APEX, ACEX, Mercury, Cyclone, Stratix series FPGAs | β |
| JTAG Pins | TCK, TMS, TDI, TDO | β |
| Internal Oscillator | Yes (built-in configuration timing) | β |
| MSL Level | [DATA_NEEDED: MSL rating] | β |
| RoHS Status | [DATA_NEEDED: RoHS compliance status] | Compliant |
| Lead-Free | [DATA_NEEDED: lead-free status] | Yes |
| Status | Legacy / Obsolete (replaced by flash-based FPGA configuration) | β |
| Configuration Method | β | Serial data stream to FPGA DCLK/DATA |
| JTAG Support | β | Yes (IEEE 1149.1 boundary-scan) |
| Endurance (ISP writes) | β | [DATA_NEEDED: ISP write endurance cycles] |
| Data Retention | β | [DATA_NEEDED: data retention years] |
| Target FPGAs | β | Altera APEX, ACEX, FLEX, Cyclone, MAX series |