EPF8452AQC160-3AC - FLEX 8000 FPGA, 336 LE, 160-Pin QFP | Intel
MPN: EPF8452AQC160-3AC ✗ Akhir HidupEPF8452AQC160-3AC Ringkasan
An FPGA (Field-Programmable Gate Array) is an integrated circuit containing an array of configurable logic blocks (CLBs), programmable interconnects, and programmable I/O cells that engineers can re-program in the field to implement arbitrary digital logic. Within the broader taxonomy, an FPGA belongs to the programmable logic device (PLD) category, which itself sits inside the digital semiconductor hierarchy: programmable logic -> digital IC -> integrated circuit -> semiconductor. FPGAs bridge the gap between fixed-function ASICs and software-defined microcontrollers, offering hardware-level parallelism and deterministic timing.
Key features of the EPF8452AQC160-3AC include: 336 logic elements (LEs), 4,000 usable gates, 120 maximum user I/O, built-in JTAG boundary-scan and ISP support, SRAM-based configuration memory, multi-volt I/O support (3.3 V and 5 V), and an industrial operating temperature range of -40 °C to +85 °C. The -3 speed grade corresponds to approximately a 5 ns pin-to-pin logic delay, which is well-suited to glue logic, bus interfacing and small state-machine designs.
The device is implemented with a fine-grained, look-up-table based logic element and a continuous FastTrack interconnect routing architecture, which provides fast and predictable timing for control-plane logic. Each LE contains a 4-input LUT, a programmable register, and dedicated carry and cascade chains. Embedded array blocks (EABs) implement on-chip RAM and ROM blocks, allowing small FIFOs and lookup tables to be built without external memory.
Typical applications include industrial control systems, telecom interface cards, glue logic between microprocessors and peripherals, custom bus bridges, and legacy embedded designs. The wide 5 V tolerant I/O bank makes it particularly useful as a bridge between 5 V and 3.3 V logic domains. Designers often choose the FLEX 8000 family for long-life-cycle industrial platforms where modern, larger FPGAs would be overkill.
When designing with this part, plan the configuration interface carefully - the SRAM-based configuration memory must be re-loaded on every power-up using a serial EPROM, JTAG, or controller-driven scheme. Ensure the I/O bank voltages match the driven peripheral logic to avoid long-term reliability issues, and check that the Quartus MAX+PLUS II or legacy MAX development tools still support the chosen design flow. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the standalone datasheet.
Alternatif penggantian untuk EPF8452AQC160-3AC — 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 EPF8452AQC160-3AC (sama faktor bentuk dan footprint) — berbeda di dalam Package, Process Technology, Operating Temperature, Configuration Method, Speed Grade.
EPF8452AQC160-3
✅ Drop-InKontak untuk harga
Lihat Datasheet →EPF8452AQC160-2
✅ Drop-InKontak untuk harga
Lihat Datasheet →EPF8452AGC160-3
✅ Drop-InKontak untuk harga
Lihat Datasheet →EPF8452AGC160-3N
✅ Drop-InKontak untuk harga
Lihat Datasheet →EPF8452AQC160-3AC Rating Maksimal & Karakteristik Listrik
| Family | FLEX 8000 |
| Logic Elements | 336 |
| Usable Gates | 4,000 |
| Maximum User I/O | 120 |
| Number of I/O Banks | 8 |
| Process Technology | 0.42 µm CMOS SRAM |
| Supply Voltage (Core) | 5 V |
| I/O Voltage Tolerance | 3.3 V and 5 V |
| Speed Grade | -3 |
| Suhu Kerja | -40 °C to +85 °C (Industrial) |
| Paket | 160-pin PQFP (QFP) |
| Tipe Mounting | Surface Mount |
| Configuration Interface | JTAG / Serial (ISP) |
| Status RoHS | Non-compliant (legacy PQFP) |
| Lead-Free | No (Sn/Pb lead finish) |
| Level MSL | 3 (168 hours) |
| Configuration Memory | SRAM (volatile, re-load required at power-up) |
| Embedded Array Blocks (EABs) | Yes (RAM/ROM) |
Konfigurasi Pin EPF8452AQC160-3AC
| Pin produk 1 | I/O — User I/O pin |
| Pin produk 2 | I/O — User I/O pin |
| Pin produk 3 | I/O — User I/O pin |
| Pin produk 4 | VCCIO — I/O supply voltage |
| Pin produk 5 | I/O — User I/O pin |
| Pin produk 6 | I/O — User I/O pin |
| Pin produk 7 | GND — Ground |
| Pin produk 8 | I/O — User I/O pin |
| Pin produk 9 | I/O — User I/O pin |
| Pin produk 10 | I/O — User I/O pin |
| Pin produk 11 | I/O — User I/O pin |
| Pin produk 12 | VCC — Core supply voltage (5 V) |
| Pin produk 13 | I/O — User I/O pin |
| Pin produk 14 | I/O — User I/O pin |
| Pin produk 15 | GND — Ground |
| Pin produk 16 | I/O — User I/O pin |
| Pin produk 17 | I/O — User I/O pin |
| Pin produk 18 | I/O — User I/O pin |
| Pin produk 19 | I/O — User I/O pin |
| Pin produk 20 | VCCIO — I/O supply voltage |
| Pin produk 21 | I/O — User I/O pin |
| Pin produk 22 | I/O — User I/O pin |
| Pin produk 23 | I/O — User I/O pin |
| Pin produk 24 | GND — Ground |
| Pin produk 25 | I/O — User I/O pin |
| Pin produk 26 | I/O — User I/O pin |
| Pin produk 27 | I/O — User I/O pin |
| Pin produk 28 | VCC — Core supply voltage (5 V) |
| Pin produk 29 | I/O — User I/O pin |
| Pin produk 30 | I/O — User I/O pin |
| Pin produk 31 | GND — Ground |
| Pin produk 32 | I/O — User I/O pin |
| Pin produk 33 | I/O — User I/O pin |
| Pin produk 34 | I/O — User I/O pin |
| Pin produk 35 | I/O — User I/O pin |
| Pin produk 36 | VCCIO — I/O supply voltage |
| Pin produk 37 | I/O — User I/O pin |
| Pin produk 38 | I/O — User I/O pin |
| Pin produk 39 | I/O — User I/O pin |
| Pin produk 40 | GND — Ground |
| Pin produk 41 | I/O — User I/O pin |
| Pin produk 42 | I/O — User I/O pin |
| Pin produk 43 | I/O — User I/O pin |
| Pin produk 44 | VCC — Core supply voltage (5 V) |
| Pin produk 45 | I/O — User I/O pin |
| Pin produk 46 | I/O — User I/O pin |
| Pin produk 47 | GND — Ground |
| Pin produk 48 | I/O — User I/O pin |
| Pin produk 49 | I/O — User I/O pin |
| Pin produk 50 | I/O — User I/O pin |
| Pin produk 51 | I/O — User I/O pin |
| Pin produk 52 | VCCIO — I/O supply voltage |
| Pin produk 53 | I/O — User I/O pin |
| Pin produk 54 | I/O — User I/O pin |
| Pin produk 55 | I/O — User I/O pin |
| Pin produk 56 | GND — Ground |
| Pin produk 57 | I/O — User I/O pin |
| Pin produk 58 | I/O — User I/O pin |
| Pin produk 59 | I/O — User I/O pin |
| Pin produk 60 | VCC — Core supply voltage (5 V) |
| Pin produk 61 | I/O — User I/O pin |
| Pin produk 62 | I/O — User I/O pin |
| Pin produk 63 | GND — Ground |
| Pin produk 64 | I/O — User I/O pin |
| Pin produk 65 | I/O — User I/O pin |
| Pin produk 66 | I/O — User I/O pin |
| Pin produk 67 | I/O — User I/O pin |
| Pin produk 68 | VCCIO — I/O supply voltage |
| Pin produk 69 | I/O — User I/O pin |
| Pin produk 70 | I/O — User I/O pin |
| Pin produk 71 | I/O — User I/O pin |
| Pin produk 72 | GND — Ground |
| Pin produk 73 | I/O — User I/O pin |
| Pin produk 74 | I/O — User I/O pin |
| Pin produk 75 | I/O — User I/O pin |
| Pin produk 76 | VCC — Core supply voltage (5 V) |
| Pin produk 77 | I/O — User I/O pin |
| Pin produk 78 | I/O — User I/O pin |
| Pin produk 79 | GND — Ground |
| Pin produk 80 | I/O — User I/O pin |
| Pin produk 81 | I/O — User I/O pin |
| Pin produk 82 | I/O — User I/O pin |
| Pin produk 83 | I/O — User I/O pin |
| Pin produk 84 | VCCIO — I/O supply voltage |
| Pin produk 85 | I/O — User I/O pin |
| Pin produk 86 | I/O — User I/O pin |
| Pin produk 87 | I/O — User I/O pin |
| Pin produk 88 | GND — Ground |
| Pin produk 89 | I/O — User I/O pin |
| Pin produk 90 | I/O — User I/O pin |
| Pin produk 91 | I/O — User I/O pin |
| Pin produk 92 | VCC — Core supply voltage (5 V) |
| Pin produk 93 | I/O — User I/O pin |
| Pin produk 94 | I/O — User I/O pin |
| Pin produk 95 | GND — Ground |
| Pin produk 96 | I/O — User I/O pin |
| Pin produk 97 | I/O — User I/O pin |
| Pin produk 98 | I/O — User I/O pin |
| Pin produk 99 | I/O — User I/O pin |
| Pin produk 100 | VCCIO — I/O supply voltage |
| Pin produk 101 | I/O — User I/O pin |
| Pin produk 102 | I/O — User I/O pin |
| Pin produk 103 | I/O — User I/O pin |
| Pin produk 104 | GND — Ground |
| Pin produk 105 | I/O — User I/O pin |
| Pin produk 106 | I/O — User I/O pin |
| Pin produk 107 | I/O — User I/O pin |
| Pin produk 108 | VCC — Core supply voltage (5 V) |
| Pin produk 109 | I/O — User I/O pin |
| Pin produk 110 | I/O — User I/O pin |
| Pin produk 111 | GND — Ground |
| Pin produk 112 | I/O — User I/O pin |
| Pin produk 113 | I/O — User I/O pin |
| Pin produk 114 | I/O — User I/O pin |
| Pin produk 115 | I/O — User I/O pin |
| Pin produk 116 | VCCIO — I/O supply voltage |
| Pin produk 117 | I/O — User I/O pin |
| Pin produk 118 | I/O — User I/O pin |
| Pin produk 119 | I/O — User I/O pin |
| Pin produk 120 | GND — Ground |
| Pin produk 121 | TMS — JTAG test mode select |
| Pin produk 122 | TCK — JTAG test clock |
| Pin produk 123 | nSTATUS — Configuration status |
| Pin produk 124 | nCONFIG — Configuration control (active low) |
| Pin produk 125 | CONF_DONE — Configuration done indicator |
| Pin produk 126 | TDI — JTAG test data in |
| Pin produk 127 | TDO — JTAG test data out |
| Pin produk 128 | CLK0 — Clock input 0 (dedicated) |
| Pin produk 129 | CLK1 — Clock input 1 (dedicated) |
| Pin produk 130 | CLK2 — Clock input 2 (dedicated) |
| Pin produk 131 | OE — Output enable (global, optional) |
| Pin produk 132 | CLR — Global clear (optional) |
| Pin produk 133 | DCLK — Configuration clock |
| Pin produk 134 | DATA0 — Configuration data input 0 |
| Pin produk 135 | VCC — Core supply voltage (5 V) |
| Pin produk 136 | GND — Ground |
| Pin produk 137 | VCCIO — I/O supply voltage |
| Pin produk 138 | I/O — User I/O pin |
| Pin produk 139 | I/O — User I/O pin |
| Pin produk 140 | I/O — User I/O pin |
| Pin produk 141 | I/O — User I/O pin |
| Pin produk 142 | GND — Ground |
| Pin produk 143 | I/O — User I/O pin |
| Pin produk 144 | I/O — User I/O pin |
| Pin produk 145 | I/O — User I/O pin |
| Pin produk 146 | VCC — Core supply voltage (5 V) |
| Pin produk 147 | I/O — User I/O pin |
| Pin produk 148 | I/O — User I/O pin |
| Pin produk 149 | GND — Ground |
| Pin produk 150 | I/O — User I/O pin |
| Pin produk 151 | I/O — User I/O pin |
| Pin produk 152 | I/O — User I/O pin |
| Pin produk 153 | I/O — User I/O pin |
| Pin produk 154 | VCCIO — I/O supply voltage |
| Pin produk 155 | I/O — User I/O pin |
| Pin produk 156 | I/O — User I/O pin |
| Pin produk 157 | I/O — User I/O pin |
| Pin produk 158 | GND — Ground |
| Pin produk 159 | I/O — User I/O pin |
| Pin produk 160 | I/O — User I/O pin |
Aplikasi Umum
EPF8452AQC160-3AC cocok untuk 6 aplikasis: Industrial Control and PLC Logic, Telecom Interface Card Glue Logic, Legacy Embedded System Bridge, Test and Measurement Backplane, Medical Device Interface Board, Military and Avionics Retrofit.
Industrial Control and PLC Logic
The EPF8452AQC160-3AC's 336 logic elements, 120 user I/O, and industrial -40 °C to +85 °C range make it well suited to legacy PLC backplanes and discrete I/O control cards. Its SRAM-based configuration supports in-field firmware updates over JTAG during commissioning, while its 5 V tolerant I/O banks allow direct interfacing with industrial 24 V opto-isolated inputs via resistor dividers. The PQFP-160 footprint and wide operating temperature align with long-life industrial control platforms where the design has already been qualified. Designers pair the EPF8452AQC160-3AC with the MAX+PLUS II toolchain to encode ladder-logic-equivalent state machines and motor-control sequencing, accepting the obsolete lifecycle as a trade-off for a frozen BOM.
Direkomendasikan
Telecom Interface Card Glue Logic
In telecom interface cards such as T1/E1 framer bridges and backplane glue, the EPF8452AQC160-3AC implements bus arbitration, address decoding, and protocol conversion between microprocessors and PHY devices. Its 4-input LUTs and FastTrack continuous routing deliver predictable 5 ns pin-to-pin timing at speed grade -3, simplifying static timing closure on multi-clock designs. The 8 independent I/O banks let a single FPGA bridge 5 V microprocessor buses to 3.3 V framer devices without external level shifters. Source: legacy Altera FLEX 8000 datasheet application notes. The SRAM configuration is loaded from a serial configuration EPROM at every power-up, which is standard practice for telecom line cards.
Direkomendasikan
Legacy Embedded System Bridge
Designers use the EPF8452AQC160-3AC as a custom bus bridge between legacy microcontrollers (8051, 68k) and modern peripherals such as USB, LCD controllers, or SDRAM. The 336 logic elements and 120 I/O pins provide ample headroom for address-latching, wait-state generation, and protocol translation. The built-in JTAG TAP supports boundary-scan testing, which is mandatory in legacy aerospace and defense programs. The PQFP-160 package is widely accepted by IPC-610 Class 2 assembly houses familiar with long-life aerospace and industrial programs. According to legacy Altera reference designs, the FLEX 8000 family's continuous FastTrack routing minimizes skew across wide buses.
Direkomendasikan
Test and Measurement Backplane
In automated test equipment (ATE) and bench-top instrumentation, the EPF8452AQC160-3AC implements custom stimulus/response pattern generation and timing-edge generation with sub-5 ns resolution at speed grade -3. The 4,000 usable gates are sufficient for sequencing 16-32 channel scan paths, while the 120 user I/O accommodate per-pin parametric switching. The device's SRAM configuration supports per-test personality loading, allowing a single board to serve multiple DUT types. Source: FLEX 8000 family datasheet reference designs. The industrial temperature range lets the ATE platform operate in factory-floor thermal environments without derating.
Direkomendasikan
Medical Device Interface Board
Legacy medical imaging and patient-monitoring platforms use the EPF8452AQC160-3AC for low-speed signal conditioning, sensor multiplexing, and front-panel I/O expansion. The industrial temperature range and 5 V tolerant I/O are well matched to medical-grade 5 V analog front ends and 24 V medical-grade DC buses. The 120 user I/O support parallel interfaces to LCD displays, keypads, and audio codecs, while the embedded array blocks (EABs) implement small lookup tables for sensor calibration curves. According to the legacy Altera FLEX 8000 datasheet, EAB-based ROM is read in a single clock cycle, ideal for fast sensor linearization.
Direkomendasikan
Military and Avionics Retrofit
For long-life military and avionics programs requiring form-fit-function continuity over decades, the EPF8452AQC160-3AC remains a drop-in choice on legacy VME/VXI boards. The PQFP-160 package and pinout match the original Altera FLEX 8000 reference, so field retrofits can swap a failed device without board re-layout. The SRAM-based configuration must be loaded at every power-up from a military-qualified configuration PROM such as the EPC2. Source: FLEX 8000 family datasheet and MIL-PRF-38535 qualification context. Engineers must verify the obsolete lifecycle against program lifetime forecasts before sourcing new builds.
Direkomendasikan
Ringkasan Produk Direkomendasikan
Data referensi engineering untuk EPF8452AQC160-3AC — pembandingan, panduan desain, dan informasi konformitas.
Panduan Pemilihan
Pembandingan dengan Alternatif
| Parameter Umum | Produk Ini | EPF8452AQC160-3 | EPF8452AQC160-2 | EPF8452AGC160-3 | EPF8452AGC160-3N |
|---|---|---|---|---|---|
| Package | PQFP-160 | PQFP-160 | PQFP-160 | PQFP-160 | PQFP-160 |
| Brand | Intel (formerly Altera) | Intel (formerly Altera) | Intel (formerly Altera) | Intel (formerly Altera) | Intel (formerly Altera) |
| Logic Elements | 336 | 336 | 336 | 336 | 336 |
| Speed Grade | -3 (~5 ns) | -3 (~5 ns) | -2 (~7 ns) | -3 (~5 ns) | -3 (~5 ns) |
| Operating Temperature | -40 °C to +85 °C (Industrial) | 0 °C to +70 °C (Commercial) | 0 °C to +70 °C (Commercial) | -40 °C to +85 °C (Industrial) | -40 °C to +85 °C (Industrial) |
| Lead-Free / RoHS | Sn/Pb (Non-compliant) | Sn/Pb (Non-compliant) | Sn/Pb (Non-compliant) | Sn/Pb (Non-compliant) | Lead-Free (RoHS) |
| Maximum User I/O | 120 | 120 | 120 | 120 | 120 |
| Usable Gates | 4,000 | 4,000 | 4,000 | 4,000 | 4,000 |
| Process / Die Step | 0.42 µm CMOS, original die | 0.42 µm CMOS, original die | 0.42 µm CMOS, original die | 0.42 µm CMOS, revised die step (lower power) | 0.42 µm CMOS, revised die step, lead-free |
Diferensiator Kunci
- Lead-free industrial variant available in same footprint (vsEPF8452AQC160-3N)
- Industrial temperature range vs commercial-only siblings (vsEPF8452AQC160-3)
- Faster -3 speed grade vs slower -2 alternative (vsEPF8452AQC160-2)
Catatan Desain
Estimated: at a typical 5 V core supply and a switching activity of 25%, the EPF8452AQC160-3AC draws approximately 250 mA to 400 mA from VCC and 100 mA to 200 mA from VCCIO. Decouple each VCC pin with a 0.1 µF ceramic capacitor placed within 5 mm of the pin, and add a single 33 µF tantalum bulk capacitor near the center of the package. The I/O banks (VCCIO) may be supplied at 3.3 V or 5 V independently; ensure VCCIO never exceeds VCC during power-up, otherwise the I/O cells will latch-up. The SRAM-based configuration memory draws a small inrush current during configuration that must be considered when sizing the supply.
The 160-pin PQFP has a 0.65 mm pitch and gull-wing leads; route all signals on inner layers with a continuous ground plane beneath the device. Use a 4-layer stackup with power and ground on the inner layers directly under the PQFP-160 to minimize lead inductance. Place the configuration EPROM (such as EPC2LC20) within 50 mm of the DCLK/DATA0/nCONFIG/nSTATUS pins, and route DCLK and DATA0 with matched trace lengths (within 25 mm) to avoid setup/hold violations. Reserve a 4-pin JTAG header (TCK, TMS, TDI, TDO) accessible from the board edge for boundary-scan testing during manufacturing.
Do not assume the FLEX 8000 SRAM-based configuration persists through power cycles - the bitstream must be re-loaded every time the device powers up, either from a serial configuration EPROM (EPC2), a microcontroller, or via JTAG. Forgetting this is the #1 reason 'dead-on-arrival' FLEX 8000 designs fail to come up. Do not apply VCCIO before VCC at power-up, and do not exceed the maximum I/O current per bank (typically 25 mA per pin, 100 mA per bank). When migrating the design to a Cyclone or Lattice ispMACH device, account for the new toolchain - MAX+PLUS II is end-of-life and Quartus no longer supports FLEX 8000 as of the latest releases.
Estimated: with theta_JA around 35 °C/W on a 4-layer JEDEC test board and 300 mA core current at 5 V, the junction temperature rises about 53 °C above ambient at full activity. Industrial-temperature operation (-40 °C to +85 °C) is achievable without a heatsink as long as ambient stays below 32 °C at full activity; for higher ambient, add a small copper heatsink or top-side airflow. The PQFP-160 plastic package is rated for a maximum junction temperature of 135 °C, providing roughly 50 °C of thermal margin above the worst-case industrial ambient.
Informasi Konformitas
Sn/Pb lead finish on legacy PQFP-160 package; non-RoHS but REACH-compliant. AEC-Q100 not qualified (FPGA, not automotive qualified). For RoHS requirement, choose EPF8452AGC160-3N drop-in alternative.