EPC21LC20 vs EPC27C32N مقارنة
مقارنة تفصيلية جنبًا إلى جنب لـ EPC21LC20 بواسطة Intel و EPC27C32N بواسطة Altera. قارن المواصفات الرئيسية والمعلمات الكهربائية والتغليف وحالة دورة الحياة والأسعار والتوافر لتحديد أفضل مكوّن لمتطلبات تصميمك.
مقارنة المواصفات
| المعامل | EPC21LC20 | EPC27C32N |
|---|---|---|
| العلامة التجارية | Intel | Altera |
| الفئة | Memory ICs | FPGA & CPLD |
| حالة دورة الحياة | نشط | Obsolete |
| نوع الذاكرة | Serial Configuration PROM (Flash-based, in-system programmable) | Configuration EPROM (non-volatile) |
| Density | 2 Mb (2,097,152 bits) | 32 Mbit |
| Configuration Mode Supported | Serial (PS) for Altera SRAM-based LUT FPGAs | — |
| Maximum DCLK Frequency | 10 MHz | — |
| Access Time | approximately 35 ns [DATA_NEEDED: confirm exact datasheet figure] | — |
| Programming Interface | IEEE 1149.1 (JTAG) | — |
| Program/Erase Endurance | 100 cycles minimum [DATA_NEEDED: confirm from datasheet] | — |
| Operating Voltage (VCC) | 3.0 V to 3.6 V (3.3 V typical) | — |
| Standby Current | [DATA_NEEDED: ICCSB value] | — |
| Active Read Current | [DATA_NEEDED: ICC active current] | — |
| Operating Temperature (commercial) | 0 °C to +70 °C (LC suffix) | — |
| Operating Temperature (industrial) | [DATA_NEEDED: -40 to +85 °C for LI variant] | — |
| العلبة / الحالة | 20-pin PLCC (J-lead, JEDEC MS-018) | — |
| نوع التركيب | Surface Mount (PLCC socket or solder) | Surface Mount (PLCC) |
| مستوى MSL | [DATA_NEEDED: confirm moisture sensitivity level] | — |
| حالة RoHS | [DATA_NEEDED: confirm from Altera product page] | [DATA_NEEDED: depends on date code; older N suffix often Pb-free] |
| Lead-Free (Pb-free) | [DATA_NEEDED: confirm] | — |
| Compatible FPGA Families | ACEX, APEX, Cyclone, FLEX, Mercury, Stratix (SRAM-based LUT) | — |
| JTAG Boundary-Scan Compliant | Yes (IEEE Std 1149.1) | — |
| Data Width | 1 bit (serial DATA output) | — |
| Configuration Interface | — | Serial (Altera Passive Serial / Active Serial / JTAG) |
| جهد التغذية | — | [DATA_NEEDED: VCC nominal] |
| Supply Voltage Range | — | [DATA_NEEDED: VCC min/max] |
| Programmability | — | In-system programmable (IEEE 1532 / JTAG) |
| العلبة | — | PLCC-20 |
| Package Code Suffix | — | N = PLCC-20 |
| درجة حرارة التشغيل | — | [DATA_NEEDED: industrial/commercial] |
| Multi-device Daisy-chain | — | Yes (page-mode supported) |
| Reconfiguration | — | Software-controllable / on-the-fly via JTAG |
| Lead-free | — | [DATA_NEEDED] |
| Family | — | EPC Enhanced Configuration Device |
| Compatible FPGA Targets | — | Altera Stratix, Cyclone, Arria, FLEX, ACEX series |
| Manufacturer | — | Intel (formerly Altera) |