EPC20LC20U vs EPC4QC100 Comparison
Detailed side-by-side comparison of EPC20LC20U by Intel and EPC4QC100 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 | EPC20LC20U | EPC4QC100 |
|---|---|---|
| Brand | Intel | Altera |
| Category | Memory ICs | Memory ICs |
| Lifecycle Status | Obsolete | Obsolete |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $8.20 | $11.40 |
| Manufacturer | Altera Corporation (now Intel) | β |
| Function | FPGA Configuration Device (Serial Configuration PROM) | In-System Programmable Configuration PROM for FPGAs |
| Memory Type | Non-volatile configuration memory | Flash |
| Configuration Interface | Serial (DATA, DCLK, nCS, nINIT_CONF, nSTATUS, OE) | β |
| Operating Voltage | 5.0 V (typical) | β |
| Absolute Maximum DC Input | -0.3 V to 7.0 V | β |
| Transient Input Tolerance | -2.0 V undershoot to 7.0 V overshoot (<100 mA, <20 ns) | β |
| Package Type | PLCC-20 (J-lead, plastic leaded chip carrier) | β |
| Pin Count | 20 | β |
| Mounting Type | Surface Mount (PLCC socket compatible) | Surface Mount |
| Compatible FPGA Families | Altera FLEX 6000, FLEX 8000, FLEX 10K, APEX, ACEX, early Cyclone | Stratix, Cyclone, APEX, Mercury, ACEX |
| In-System Programming | Supported via JTAG / Quartus programmer | β |
| RoHS Status | [DATA_NEEDED: RoHS compliance status] | unknown |
| Operating Temperature Range | [DATA_NEEDED: industrial/commercial grade] | β |
| Lead-Free / Halogen-Free | [DATA_NEEDED: lead-free status] | β |
| Lifecycle Status | Obsolete / Last-time-buy in distribution | β |
| Memory Size | β | 4 Mb |
| Supply Voltage (Core and I/O) | β | 3.3 V |
| Maximum Configuration Clock | β | 66 MHz |
| Interface | β | Serial / Fast Passive (Altera FPGAs) |
| In-System Programmability | β | IEEE Std. 1532 compliant |
| JTAG Support | β | Yes (boundary scan + ISP via Jam STAPL) |
| nINIT_CONF Pin | β | Yes (triggers FPGA configuration via private JTAG instruction) |
| Package | β | 100-pin PQFP (20x14 mm) |
| Operating Temperature | β | 0C to +70C (commercial) |
| Lead-Free | β | unknown |