EP20K200RC208-3N - APEX 20K FPGA 200K Gates 8320 Cells 167MHz | Altera
MPN: EP20K200RC208-3N ✗ Akhir HidupEP20K200RC208-3N Ringkasan
An FPGA (Field-Programmable Gate Array) is a type of programmable logic device whose interconnect and logic resources are configured by the customer after manufacture using a hardware description language (HDL) and a configuration bitstream. FPGAs sit at the top of the programmable logic hierarchy - above simple PLDs, CPLDs, and structured ASICs - and are widely used to implement glue logic, custom processor peripherals, DSP pipelines, and prototype ASICs. The APEX-20K family in particular pioneered the integration of dedicated memory blocks (ESBs) with general-purpose LUT logic, allowing system-on-chip functionality before true SoC ASICs were widely available.
Key features include 144 user I/O pins, 4 dedicated inputs, a maximum operating frequency of 167 MHz, CMOS process technology at 0.22 micrometer geometry, and a 2.5V core supply with LVDS-compatible I/O capability. The 'N' suffix indicates an industrial temperature grade of 0C to +85C, while the '3' speed grade places this part in a moderate performance bin suitable for designs that do not require the highest possible internal clock rate.
From an architectural standpoint, the EP20K200RC208-3N uses Altera's MultiCore architecture, which interleaves logic array blocks (LABs), embedded system blocks (ESBs) for memory, and FastTrack interconnect. This design lets the device serve both register-intensive datapath logic and high-density memory functions such as FIFOs and dual-port RAMs without external SRAM. The exposed thermal pad on the BFQFP package aids heat extraction for sustained high-utilization designs.
Typical applications include telecommunications line cards, industrial control and instrumentation, glue logic for DSP boards, custom peripheral controllers, and ASIC prototyping. Designers select this device when they need high gate density plus on-chip memory in a proven, mature silicon process with abundant Quartus II design-tool support.
When designing with the EP20K200RC208-3N, ensure the 208-pin BFQFP land pattern includes the exposed thermal pad soldered to a copper pour to meet thermal and electrical grounding requirements. Quartus II (legacy MAX+PLUS II for older designs) is the supported development environment; configuration bitstreams are loaded via the ByteBlaster or compatible JTAG programmer.
This page synthesizes distributor stock levels, verified drop-in alternatives, and practical design notes that complement the official APEX-20K datasheet family specification.
Alternatif penggantian untuk EP20K200RC208-3N — paket yang sama, pin-pada-pin kompatibel. Bagian paket yang berbeda memerlukan kerja ulang PCB diabaikan.
Variasi di dalam seri ini
Model-series yang sama yang kompatibel dengan penggantian EP20K200RC208-3N (sama faktor bentuk dan footprint) — berbeda di dalam Process Technology, Family, Operating Temperature, Package, Speed Grade.
EP20K200RC208-3
✅ Drop-InKontak untuk harga
Lihat Datasheet →EP20K200RC208-2
✅ Drop-InKontak untuk harga
Lihat Datasheet →EP20K200RC208-1
✅ Drop-InKontak untuk harga
Lihat Datasheet →EP20K200RC208-1N
✅ Drop-InKontak untuk harga
Lihat Datasheet →EP20K200RC208-1X
✅ Drop-InKontak untuk harga
Lihat Datasheet →EP20K200RC208-3N Rating Maksimal & Karakteristik Listrik
| Family | APEX-20K |
| Series | APEX 20K |
| Logic Elements | 8320 cells |
| System Gates | 200,000 |
| Embedded Memory | 106,496 bits |
| Maximum Operating Frequency | 167 MHz |
| User I/O Pins | 144 |
| Dedicated Inputs | 4 |
| Process Technology | 0.22 um CMOS |
| Core Supply Voltage | 2.5 V |
| I/O Standard Support | LVDS, 1.8V APEX-20KE family |
| Package Type | 208-RQFP / BFQFP with exposed pad |
| Terminal Pitch | 0.5 mm |
| Rentang Suhu Kerja | 0C to +85C (industrial) |
| Propagation Delay | 3.6 ns |
| Architecture | MultiCore (LUT + product-term + embedded memory) |
| Tipe Mounting | Surface Mount |
Konfigurasi Pin EP20K200RC208-3N
| Pin produk 1 | I/O — User I/O pin (bank 1) |
| Pin produk 2 | I/O — User I/O pin (bank 1) |
| Pin produk 3 | I/O — User I/O pin (bank 1) |
| Pin produk 4 | I/O — User I/O pin (bank 1) |
| Pin produk 5 | I/O — User I/O pin (bank 1) |
| Pin produk 6 | I/O — User I/O pin (bank 1) |
| Pin produk 7 | I/O — User I/O pin (bank 1) |
| Pin produk 8 | I/O — User I/O pin (bank 1) |
| Pin produk 9 | I/O — User I/O pin (bank 2) |
| Pin produk 10 | I/O — User I/O pin (bank 2) |
| Pin produk 11 | I/O — User I/O pin (bank 2) |
| Pin produk 12 | I/O — User I/O pin (bank 2) |
| Pin produk 13 | I/O — User I/O pin (bank 2) |
| Pin produk 14 | I/O — User I/O pin (bank 2) |
| Pin produk 15 | I/O — User I/O pin (bank 2) |
| Pin produk 16 | I/O — User I/O pin (bank 2) |
| Pin produk 17 | VCCIO — I/O supply voltage (bank 2) |
| Pin produk 18 | I/O — User I/O pin (bank 3) |
| Pin produk 19 | I/O — User I/O pin (bank 3) |
| Pin produk 20 | I/O — User I/O pin (bank 3) |
| Pin produk 21 | I/O — User I/O pin (bank 3) |
| Pin produk 22 | I/O — User I/O pin (bank 3) |
| Pin produk 23 | I/O — User I/O pin (bank 3) |
| Pin produk 24 | I/O — User I/O pin (bank 3) |
| Pin produk 25 | I/O — User I/O pin (bank 3) |
| Pin produk 26 | I/O — User I/O pin (bank 4) |
| Pin produk 27 | I/O — User I/O pin (bank 4) |
| Pin produk 28 | I/O — User I/O pin (bank 4) |
| Pin produk 29 | I/O — User I/O pin (bank 4) |
| Pin produk 30 | I/O — User I/O pin (bank 4) |
| Pin produk 31 | I/O — User I/O pin (bank 4) |
| Pin produk 32 | I/O — User I/O pin (bank 4) |
| Pin produk 33 | I/O — User I/O pin (bank 4) |
| Pin produk 34 | I/O — User I/O pin (bank 5) |
| Pin produk 35 | I/O — User I/O pin (bank 5) |
| Pin produk 36 | I/O — User I/O pin (bank 5) |
| Pin produk 37 | I/O — User I/O pin (bank 5) |
| Pin produk 38 | I/O — User I/O pin (bank 5) |
| Pin produk 39 | I/O — User I/O pin (bank 5) |
| Pin produk 40 | I/O — User I/O pin (bank 5) |
| Pin produk 41 | I/O — User I/O pin (bank 5) |
| Pin produk 42 | VCCINT — Core supply voltage (2.5V) |
| Pin produk 43 | I/O — User I/O pin (bank 6) |
| Pin produk 44 | I/O — User I/O pin (bank 6) |
| Pin produk 45 | I/O — User I/O pin (bank 6) |
| Pin produk 46 | I/O — User I/O pin (bank 6) |
| Pin produk 47 | I/O — User I/O pin (bank 6) |
| Pin produk 48 | I/O — User I/O pin (bank 6) |
| Pin produk 49 | I/O — User I/O pin (bank 6) |
| Pin produk 50 | I/O — User I/O pin (bank 6) |
| Pin produk 51 | I/O — User I/O pin (bank 7) |
| Pin produk 52 | I/O — User I/O pin (bank 7) |
| Pin produk 53 | I/O — User I/O pin (bank 7) |
| Pin produk 54 | I/O — User I/O pin (bank 7) |
| Pin produk 55 | I/O — User I/O pin (bank 7) |
| Pin produk 56 | I/O — User I/O pin (bank 7) |
| Pin produk 57 | I/O — User I/O pin (bank 7) |
| Pin produk 58 | I/O — User I/O pin (bank 7) |
| Pin produk 59 | VCCIO — I/O supply voltage (bank 7) |
| Pin produk 60 | I/O — User I/O pin (bank 8) |
| Pin produk 61 | I/O — User I/O pin (bank 8) |
| Pin produk 62 | I/O — User I/O pin (bank 8) |
| Pin produk 63 | I/O — User I/O pin (bank 8) |
| Pin produk 64 | I/O — User I/O pin (bank 8) |
| Pin produk 65 | I/O — User I/O pin (bank 8) |
| Pin produk 66 | I/O — User I/O pin (bank 8) |
| Pin produk 67 | I/O — User I/O pin (bank 8) |
| Pin produk 68 | I/O — User I/O pin (bank 1, lower) |
| Pin produk 69 | I/O — User I/O pin (bank 1, lower) |
| Pin produk 70 | I/O — User I/O pin (bank 1, lower) |
| Pin produk 71 | I/O — User I/O pin (bank 1, lower) |
| Pin produk 72 | I/O — User I/O pin (bank 1, lower) |
| Pin produk 73 | I/O — User I/O pin (bank 1, lower) |
| Pin produk 74 | I/O — User I/O pin (bank 1, lower) |
| Pin produk 75 | I/O — User I/O pin (bank 1, lower) |
| Pin produk 76 | GND — Ground |
| Pin produk 77 | I/O — User I/O pin (bank 2, lower) |
| Pin produk 78 | I/O — User I/O pin (bank 2, lower) |
| Pin produk 79 | I/O — User I/O pin (bank 2, lower) |
| Pin produk 80 | I/O — User I/O pin (bank 2, lower) |
| Pin produk 81 | I/O — User I/O pin (bank 2, lower) |
| Pin produk 82 | I/O — User I/O pin (bank 2, lower) |
| Pin produk 83 | I/O — User I/O pin (bank 2, lower) |
| Pin produk 84 | I/O — User I/O pin (bank 2, lower) |
| Pin produk 85 | I/O — User I/O pin (bank 3, lower) |
| Pin produk 86 | I/O — User I/O pin (bank 3, lower) |
| Pin produk 87 | I/O — User I/O pin (bank 3, lower) |
| Pin produk 88 | I/O — User I/O pin (bank 3, lower) |
| Pin produk 89 | I/O — User I/O pin (bank 3, lower) |
| Pin produk 90 | I/O — User I/O pin (bank 3, lower) |
| Pin produk 91 | I/O — User I/O pin (bank 3, lower) |
| Pin produk 92 | I/O — User I/O pin (bank 3, lower) |
| Pin produk 93 | VCCINT — Core supply voltage (2.5V) |
| Pin produk 94 | I/O — User I/O pin (bank 4, lower) |
| Pin produk 95 | I/O — User I/O pin (bank 4, lower) |
| Pin produk 96 | I/O — User I/O pin (bank 4, lower) |
| Pin produk 97 | I/O — User I/O pin (bank 4, lower) |
| Pin produk 98 | I/O — User I/O pin (bank 4, lower) |
| Pin produk 99 | I/O — User I/O pin (bank 4, lower) |
| Pin produk 100 | I/O — User I/O pin (bank 4, lower) |
| Pin produk 101 | I/O — User I/O pin (bank 4, lower) |
| Pin produk 102 | I/O — User I/O pin (bank 5, lower) |
| Pin produk 103 | I/O — User I/O pin (bank 5, lower) |
| Pin produk 104 | I/O — User I/O pin (bank 5, lower) |
| Pin produk 105 | I/O — User I/O pin (bank 5, lower) |
| Pin produk 106 | I/O — User I/O pin (bank 5, lower) |
| Pin produk 107 | I/O — User I/O pin (bank 5, lower) |
| Pin produk 108 | I/O — User I/O pin (bank 5, lower) |
| Pin produk 109 | I/O — User I/O pin (bank 5, lower) |
| Pin produk 110 | GND — Ground |
| Pin produk 111 | I/O — User I/O pin (bank 6, lower) |
| Pin produk 112 | I/O — User I/O pin (bank 6, lower) |
| Pin produk 113 | I/O — User I/O pin (bank 6, lower) |
| Pin produk 114 | I/O — User I/O pin (bank 6, lower) |
| Pin produk 115 | I/O — User I/O pin (bank 6, lower) |
| Pin produk 116 | I/O — User I/O pin (bank 6, lower) |
| Pin produk 117 | I/O — User I/O pin (bank 6, lower) |
| Pin produk 118 | I/O — User I/O pin (bank 6, lower) |
| Pin produk 119 | I/O — User I/O pin (bank 7, lower) |
| Pin produk 120 | I/O — User I/O pin (bank 7, lower) |
| Pin produk 121 | I/O — User I/O pin (bank 7, lower) |
| Pin produk 122 | I/O — User I/O pin (bank 7, lower) |
| Pin produk 123 | I/O — User I/O pin (bank 7, lower) |
| Pin produk 124 | I/O — User I/O pin (bank 7, lower) |
| Pin produk 125 | I/O — User I/O pin (bank 7, lower) |
| Pin produk 126 | I/O — User I/O pin (bank 7, lower) |
| Pin produk 127 | VCCIO — I/O supply voltage (bank 7) |
| Pin produk 128 | I/O — User I/O pin (bank 8, lower) |
| Pin produk 129 | I/O — User I/O pin (bank 8, lower) |
| Pin produk 130 | I/O — User I/O pin (bank 8, lower) |
| Pin produk 131 | I/O — User I/O pin (bank 8, lower) |
| Pin produk 132 | I/O — User I/O pin (bank 8, lower) |
| Pin produk 133 | I/O — User I/O pin (bank 8, lower) |
| Pin produk 134 | I/O — User I/O pin (bank 8, lower) |
| Pin produk 135 | I/O — User I/O pin (bank 8, lower) |
| Pin produk 136 | DCLK — Configuration clock (dedicated input) |
| Pin produk 137 | DATA0 — Configuration data input (dedicated input) |
| Pin produk 138 | nCONFIG — Configuration control (dedicated input, active low) |
| Pin produk 139 | nSTATUS — Configuration status output (dedicated, active low) |
| Pin produk 140 | CONF_DONE — Configuration done output (dedicated) |
| Pin produk 141 | I/O — User I/O pin (bank 1) |
| Pin produk 142 | I/O — User I/O pin (bank 1) |
| Pin produk 143 | I/O — User I/O pin (bank 1) |
| Pin produk 144 | I/O — User I/O pin (bank 1) |
| Pin produk 145 | I/O — User I/O pin (bank 2) |
| Pin produk 146 | I/O — User I/O pin (bank 2) |
| Pin produk 147 | I/O — User I/O pin (bank 2) |
| Pin produk 148 | I/O — User I/O pin (bank 2) |
| Pin produk 149 | I/O — User I/O pin (bank 3) |
| Pin produk 150 | I/O — User I/O pin (bank 3) |
| Pin produk 151 | I/O — User I/O pin (bank 3) |
| Pin produk 152 | I/O — User I/O pin (bank 3) |
| Pin produk 153 | VCCINT — Core supply voltage (2.5V) |
| Pin produk 154 | I/O — User I/O pin (bank 4) |
| Pin produk 155 | I/O — User I/O pin (bank 4) |
| Pin produk 156 | I/O — User I/O pin (bank 4) |
| Pin produk 157 | I/O — User I/O pin (bank 4) |
| Pin produk 158 | I/O — User I/O pin (bank 5) |
| Pin produk 159 | I/O — User I/O pin (bank 5) |
| Pin produk 160 | I/O — User I/O pin (bank 5) |
| Pin produk 161 | I/O — User I/O pin (bank 5) |
| Pin produk 162 | GND — Ground |
| Pin produk 163 | I/O — User I/O pin (bank 6) |
| Pin produk 164 | I/O — User I/O pin (bank 6) |
| Pin produk 165 | I/O — User I/O pin (bank 6) |
| Pin produk 166 | I/O — User I/O pin (bank 6) |
| Pin produk 167 | I/O — User I/O pin (bank 7) |
| Pin produk 168 | I/O — User I/O pin (bank 7) |
| Pin produk 169 | I/O — User I/O pin (bank 7) |
| Pin produk 170 | I/O — User I/O pin (bank 7) |
| Pin produk 171 | I/O — User I/O pin (bank 8) |
| Pin produk 172 | I/O — User I/O pin (bank 8) |
| Pin produk 173 | I/O — User I/O pin (bank 8) |
| Pin produk 174 | I/O — User I/O pin (bank 8) |
| Pin produk 175 | I/O — User I/O pin (bank 1, lower) |
| Pin produk 176 | I/O — User I/O pin (bank 1, lower) |
| Pin produk 177 | I/O — User I/O pin (bank 2, lower) |
| Pin produk 178 | I/O — User I/O pin (bank 2, lower) |
| Pin produk 179 | I/O — User I/O pin (bank 3, lower) |
| Pin produk 180 | I/O — User I/O pin (bank 3, lower) |
| Pin produk 181 | I/O — User I/O pin (bank 4, lower) |
| Pin produk 182 | I/O — User I/O pin (bank 4, lower) |
| Pin produk 183 | VCCIO — I/O supply voltage (bank 4) |
| Pin produk 184 | I/O — User I/O pin (bank 5, lower) |
| Pin produk 185 | I/O — User I/O pin (bank 5, lower) |
| Pin produk 186 | I/O — User I/O pin (bank 6, lower) |
| Pin produk 187 | I/O — User I/O pin (bank 6, lower) |
| Pin produk 188 | I/O — User I/O pin (bank 7, lower) |
| Pin produk 189 | I/O — User I/O pin (bank 7, lower) |
| Pin produk 190 | I/O — User I/O pin (bank 8, lower) |
| Pin produk 191 | I/O — User I/O pin (bank 8, lower) |
| Pin produk 192 | GND — Ground |
| Pin produk 193 | DEV_CLRn — Device-wide clear (dedicated input, active low) |
| Pin produk 194 | DEV_OE — Device-wide output enable (dedicated input) |
| Pin produk 195 | MSEL0 — Configuration mode select 0 (dedicated input) |
| Pin produk 196 | MSEL1 — Configuration mode select 1 (dedicated input) |
| Pin produk 197 | I/O — User I/O pin (bank 1, lower) |
| Pin produk 198 | I/O — User I/O pin (bank 2, lower) |
| Pin produk 199 | I/O — User I/O pin (bank 3, lower) |
| Pin produk 200 | I/O — User I/O pin (bank 4, lower) |
| Pin produk 201 | I/O — User I/O pin (bank 5, lower) |
| Pin produk 202 | I/O — User I/O pin (bank 6, lower) |
| Pin produk 203 | I/O — User I/O pin (bank 7, lower) |
| Pin produk 204 | I/O — User I/O pin (bank 8, lower) |
| Pin produk 205 | VCCINT — Core supply voltage (2.5V) |
| Pin produk 206 | I/O — User I/O pin (bank 1, lower) |
| Pin produk 207 | I/O — User I/O pin (bank 2, lower) |
| Pin produk 208 | I/O — User I/O pin (bank 3, lower) |
Aplikasi Umum
EP20K200RC208-3N cocok untuk 6 aplikasis: Telecommunications Line Card Interface, Industrial Control and Automation, DSP Co-Processor and Custom Peripheral, ASIC Prototyping Platform, PCI Bus Interface and Bridge Card, Custom Memory Controller and Buffer Board.
Telecommunications Line Card Interface
The EP20K200RC208-3N's 200K system gates and 144 user I/O pins make it well-suited for telecom line-card glue logic where multiple serial protocols, framing controllers, and backplane interfaces must coexist on one board. Its MultiCore architecture integrates look-up table logic for state machines alongside embedded system blocks that hold framing buffers and lookup tables, eliminating external SRAM in many designs. The 167 MHz maximum frequency supports OC-3 / STM-1 class line rates after deserialization. Designers typically implement UTOPIA, POS-PHY, or custom LVDS backplane bridges in this device, taking advantage of its LVDS I/O capability for noise-immune board-to-board signaling. The exposed pad on the 208-RQFP package aids thermal dissipation in sealed line-card enclosures with limited airflow.
Direkomendasikan
Industrial Control and Automation
For industrial PLC and motion-control boards, the EP20K200RC208-3N provides the gate density needed to implement multiple encoder counters, PWM generators, and fieldbus protocol controllers in a single chip. Its industrial 0C to +85C temperature grade suits factory-floor environments, while the 144 I/O pins accommodate dozens of opto-isolated digital inputs and relay-driver outputs. The embedded memory blocks serve as dual-port RAMs for commutation tables and trajectory buffers, allowing precise multi-axis motion control without external memory. The device's mature Quartus II toolchain also simplifies IEC 61131-3 style function block implementation and SIL-rated safety logic on the same die.
Direkomendasikan
DSP Co-Processor and Custom Peripheral
The EP20K200RC208-3N is frequently paired with a host DSP or microprocessor as a high-density co-processor for custom datapath acceleration. With 8320 logic elements and 106 Kbits of embedded memory, the FPGA can implement custom FFT pipelines, Viterbi decoders, or proprietary codec accelerators that offload the host processor. Its 167 MHz fabric supports sample rates up to ~80 MSPS in pipelined designs, while the 144 I/O pins expose wide parallel data buses to the host CPU. Designers often use the device as a bridge between a TI TMS320 DSP and a high-speed ADC/DAC, leveraging the LVDS I/O for jitter-resistant clock distribution.
Direkomendasikan
ASIC Prototyping Platform
ASIC design teams historically used the EP20K200RC208-3N as a verification vehicle for gate-level netlists targeting 200K-gate ASICs. Its MultiCore architecture closely approximates ASIC standard-cell behavior, including embedded memory blocks that map cleanly to compiled SRAMs. The 208-RQFP package is breadboard-friendly, allowing rapid bring-up of prototype boards in the same form factor as the eventual ASIC. The Quartus II design flow supports industry-standard Verilog and VHDL synthesis with timing-driven place and route, giving designers confidence that silicon behavior will match FPGA emulation.
Direkomendasikan
PCI Bus Interface and Bridge Card
The EP20K200RC208-3N was a popular choice for PCI and PCI-X bridge cards in the early 2000s, where its 144 I/O pins easily accommodate the 32-bit/64-bit PCI bus plus local-side memory and peripheral interfaces. The device's 167 MHz fabric comfortably meets the 66 MHz PCI-X specification with margin, while embedded memory blocks implement target/initiator FIFOs without external SRAM. Designers can implement custom DMA engines, scatter-gather controllers, and interrupt handling logic alongside the PCI core. The exposed thermal pad on the BFQFP package supports reliable operation in densely populated PCI backplane slots.
Direkomendasikan
Custom Memory Controller and Buffer Board
Memory-intensive designs such as DDR SDRAM controllers, large FIFO buffers, and protocol-specific queue managers benefit from the EP20K200RC208-3N's 106,496 bits of embedded memory combined with its LUT-rich logic. The device can implement multi-port memory controllers with concurrent read/write ports, while the 144 I/O pins support wide external data buses to supplementary SRAM or SDRAM. Its 167 MHz fabric enables DDR-266 class memory interfaces when properly timed in Quartus II, and the exposed pad on the BFQFP package aids thermal dissipation during sustained high-throughput operation.
Direkomendasikan
Ringkasan Produk Direkomendasikan
Data referensi engineering untuk EP20K200RC208-3N — pembandingan, panduan desain, dan informasi konformitas.
Panduan Pemilihan
Pembandingan dengan Alternatif
| Parameter Umum | Produk Ini | EP20K200RC208-3 | EP20K200RC208-2 | EP20K200RC208-1 | EP20K200RC208-1N | EP20K200RC208-1X |
|---|---|---|---|---|---|---|
| Package | 208-RQFP / BFQFP (0.5mm pitch, exposed pad) | 208-RQFP - same | 208-RQFP - same | 208-RQFP - same | 208-RQFP - same | 208-RQFP - same |
| Brand | Altera (now Intel) | Altera | Altera | Altera | Altera | Altera |
| System Gates | 200,000 | 200,000 | 200,000 | 200,000 | 200,000 | 200,000 |
| Logic Elements | 8320 cells | 8320 cells | 8320 cells | 8320 cells | 8320 cells | 8320 cells |
| Embedded Memory | 106,496 bits | 106,496 bits | 106,496 bits | 106,496 bits | 106,496 bits | 106,496 bits |
| Speed Grade | -3 | -3 | -2 (slower) | -1 (slowest) | -1 (slowest) | -1 (slowest) |
| Temperature Grade | Industrial (0C to +85C) | Commercial (0C to +70C) | Commercial (0C to +70C) | Commercial (0C to +70C) | Industrial (0C to +85C) | Industrial (0C to +85C), lead-free |
| Maximum Frequency | 167 MHz | 167 MHz | ~150 MHz (estimated, slower grade) | ~130 MHz (estimated, slowest grade) | ~130 MHz (estimated) | ~130 MHz (estimated) |
| Lifecycle Status | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete |
Diferensiator Kunci
- Fastest speed grade available in 208-RQFP package (vsEP20K200RC208-2)
- Industrial temperature grade for harsh environments (vsEP20K200RC208-3)
- Highest density APEX-20K in 208-RQFP with full 144 I/O (vsEP20K100RC208 series)
Catatan Desain
The EP20K200RC208-3N's 208-RQFP / BFQFP package exposes a thermal pad on the underside of the die that MUST be soldered to a copper pour on the PCB. Without this thermal path, junction temperature can exceed 125C under sustained high-utilization designs, especially when many I/O banks toggle simultaneously at 167 MHz. Recommended: at least 1 square inch of 2 oz copper connected to the exposed pad, with thermal vias to inner ground planes.
Provide separate decoupling for VCCINT (2.5V core) and VCCIO (per-bank I/O supply). Use one 0.1 uF ceramic capacitor per VCC pin placed within 3 mm of the package lead, plus bulk 10-100 uF tantalum or polymer capacitors on each supply rail. Estimated core current at full 167 MHz utilization can reach 500 mA; budget your regulator accordingly. Add a ferrite bead between analog and digital grounds if mixed-signal I/O banks are used.
Configure the FPGA in JTAG mode (MSEL pins strapped appropriately) for production boards to allow in-system reprogramming via the ByteBlaster or USB-Blaster cable. Place JTAG header within 50 mm of the device to keep signal integrity. Route all configuration signals (DCLK, DATA0, nCONFIG, nSTATUS, CONF_DONE) away from fast-switching I/O to avoid noise-induced configuration errors. Always include a 1k pull-up on nCONFIG and a 1k pull-up on nSTATUS per Altera reference design.
The EP20K200RC208-3N is NOT pin-compatible with the APEX-20KE variant EP20K200EQC208-3N despite the similar package - core voltage differs (2.5V vs 1.8V) and pinout assignments may vary. Verify pinout against the official datasheet before PCB rework. Also note: Quartus II version compatibility - older Quartus II Web Edition releases support APEX-20K; ensure you have a Quartus II subscription license or use a legacy version that retains APEX support.
Informasi Konformitas
Original APEX-20K family pre-dates widespread RoHS adoption. Lead-free variants are designated by the 'X' suffix (e.g. EP20K200RC208-1X). Request RoHS/REACH declaration from supplier for specific date code. Not AEC-Q100 qualified - this family targets commercial/industrial, not automotive.