EP20K400GC655-3X vs EP20K400GC655-2X Comparison
Detailed side-by-side comparison of EP20K400GC655-3X by Altera and EP20K400GC655-2X 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 | EP20K400GC655-3X | EP20K400GC655-2X |
|---|---|---|
| Brand | Altera | Altera |
| Category | FPGA & CPLD | FPGA & CPLD |
| Lifecycle Status | Obsolete | Obsolete |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $65.00 | $175.00 |
| Series | APEX-20KC | APEX-20KCยฎ |
| Family | APEX 20K (MultiCore architecture, LUT + product-term + embedded memory) | APEX 20K |
| Manufacturer | Altera (now Intel FPGA) | โ |
| Logic Elements / Cells | 16,640 | 16640 |
| System Gates | 400,000 | 400000 |
| Total RAM Bits | 212,992 bits | 212992 |
| Maximum Internal Frequency | 167 MHz (speed grade -3) | โ |
| Process Technology | 0.22 ยตm CMOS | 0.22 ยตm CMOS |
| Core Supply Voltage (VCCINT) | 1.71 V to 1.89 V | โ |
| I/O Supply Voltage (VCCIO) | 2.5 V (LVDS support per APEX 20KE datasheet) | โ |
| Package / Case | 655-BCPGA (CPGA655, 62.48 x 62.48 mm) | โ |
| Mounting Type | Through-Hole (CPGA, ceramic) | Through-hole (CPGA) |
| Operating Temperature | [DATA_NEEDED: operating temperature range] | [DATA_NEEDED: temperature grade] |
| Speed Grade | -3 (fastest) | โ |
| Suffix Code | -X (extended / ceramic CPGA variant) | โ |
| I/O Count | [DATA_NEEDED: max user I/O] | โ |
| JTAG / Boundary Scan | IEEE 1149.1 (per APEX 20K family) | โ |
| RoHS Status | [DATA_NEEDED: RoHS status - ceramic CPGA historically non-RoHS] | unknown |
| Number of I/O | โ | 496 |
| Number of Dedicated Inputs | โ | 6 |
| Number of LABs/CLBs | โ | [DATA_NEEDED: number of Logic Array Blocks] |
| Number of EABs | โ | [DATA_NEEDED: number of Embedded Array Blocks] |
| Maximum Operating Frequency | โ | 200 MHz |
| Core Supply Voltage | โ | 2.5 V |
| I/O Supply Voltage (MultiVolt) | โ | 2.5 V / 3.3 V / 5 V |
| Package Type | โ | 655-BCPGA (SPGA655) |
| Package Body Material | โ | CERAMIC, metal-sealed cofired grid array |
| Package Dimensions | โ | 47 x 47 mm |
| Peak Reflow Temperature | โ | 220 ยฐC |
| Programmability | โ | In-system, JTAG (IEEE 1149.1) |