EP20K400GC655-3V vs EP20K400GC655-3X Comparison
Detailed side-by-side comparison of EP20K400GC655-3V by Intel and EP20K400GC655-3X 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 | EP20K400GC655-3V | EP20K400GC655-3X |
|---|---|---|
| Brand | Intel | Altera |
| Category | FPGA & CPLD | FPGA & CPLD |
| Lifecycle Status | Obsolete | Obsolete |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $160.00 | $65.00 |
| Series | APEX-20KC | APEX-20KC |
| Family | APEX 20KC (Apex 20KE Device Family, 1.8 V, LVDS) | APEX 20K (MultiCore architecture, LUT + product-term + embedded memory) |
| Manufacturer | Altera (now Intel) | Altera (now Intel FPGA) |
| Core Supply Voltage | 1.71 V to 1.89 V (1.8 V nominal) | β |
| Logic Elements | 16640 | β |
| Total RAM Bits | 212992 | 212,992 bits |
| Typical Gate Count | 400000 | β |
| Number of User I/O | 496 | β |
| Maximum Clock Frequency | 714.2 MHz | β |
| Propagation Delay | 3.6 ns | β |
| Speed Grade | -3V (commercial temperature, Vcc 1.8 V) | -3 (fastest) |
| Package | 655-BCPGA (62.48 mm x 62.48 mm) | β |
| Package Equivalence Code | SPGA655, 47x47 | β |
| Mounting Type | Through Hole (CPGA) | Through-Hole (CPGA, ceramic) |
| Peak Reflow Temperature | 220 C | β |
| Process Technology | CMOS | 0.22 Β΅m CMOS |
| Configuration | SRAM-based (requires EPC configuration device) | β |
| JTAG Support | Yes (IEEE 1149.1 boundary-scan) | β |
| RoHS Status | [DATA_NEEDED: RoHS compliance flag - BCPGA package often non-RoHS] | [DATA_NEEDED: RoHS status - ceramic CPGA historically non-RoHS] |
| Operating Temperature | [DATA_NEEDED: commercial / industrial / military grade] | [DATA_NEEDED: operating temperature range] |
| Logic Elements / Cells | β | 16,640 |
| System Gates | β | 400,000 |
| Maximum Internal Frequency | β | 167 MHz (speed grade -3) |
| Core Supply Voltage (VCCINT) | β | 1.71 V to 1.89 V |
| I/O Supply Voltage (VCCIO) | β | 2.5 V (LVDS support per APEX 20KE datasheet) |
| Package / Case | β | 655-BCPGA (CPGA655, 62.48 x 62.48 mm) |
| Suffix Code | β | -X (extended / ceramic CPGA variant) |
| I/O Count | β | [DATA_NEEDED: max user I/O] |
| JTAG / Boundary Scan | β | IEEE 1149.1 (per APEX 20K family) |