A3P400-2PQG208 - 400K ProASIC3 FPGA | Microchip PQFP-208
Teilenummer: A3P400-2PQG208 ✓ Aktiv| Menge | Stückpreis | Gesamt |
|---|---|---|
| 1 | $86.5 | $86,50 |
| 10 | $78.2 | $782,00 |
| 100 | $69.8 | $6.980,00 |
| 500 | $62.5 | $31.250,00 |
| 1.000 | $56.9 | $56.900,00 |
A3P400-2PQG208 Übersicht
What is an FPGA? A Field Programmable Gate Array is an integrated circuit whose logic fabric can be configured after manufacturing. FPGAs belong to the programmable logic device (PLD) family, sitting above CPLDs in logic capacity and below ASICs in per-unit cost at low volumes. The ProASIC3 family specifically uses non-volatile flash-based configuration, so the A3P400 retains its design when power is removed without requiring an external configuration memory.
The A3P400-2PQG208 combines a flash-based, single-chip architecture with 151 user I/Os arranged in four I/O banks. Its 400K system gates and 5K logic elements provide moderate density for glue logic, motor control, communication interfaces, and image-processing tasks. The 1.5V core supply reduces dynamic power compared with older 3.3V FPGAs, while the 28x28 mm PQFP-208 package simplifies PCB layout without needing BGA-level routing.
Because ProASIC3 uses flash configuration, the device is instant-on and supports secure in-system programming. This eliminates the need for boot flash and simplifies power sequencing, which is a key advantage in industrial control where reliable startup is critical. The device also supports multiple I/O standards through its four I/O banks, giving designers flexibility to interface with 3.3V, 2.5V, and 1.8V peripherals, subject to the bank voltage supplies.
Typical applications include industrial motor control, communication protocol bridging, medical device signal processing, and video/image acquisition. The 151 I/Os are sufficient to capture parallel sensor arrays or drive memory buses, while the embedded flash enables secure remote updates over UART or SPI links.
When designing with this FPGA, pay close attention to I/O bank supply decoupling and core 1.5V regulation. Use a 0.1uF capacitor near each VCCIBx pin and a bulk 10uF capacitor per bank. The flash configuration eliminates the need for an external configuration device, but a JTAG header should be provided for programming and debug.
This page synthesizes distributor availability, pricing, drop-in alternatives, and practical design notes for the A3P400-2PQG208, going beyond the raw datasheet to help engineers evaluate the part for new and existing FPGA designs.
Drop-in-Alternativen für A3P400-2PQG208 – gleiches Gehäuse, Pin-kompatibel. Bauteile mit anderem Gehäuse, die eine PCB-Überarbeitung erfordern, sind ausgeschlossen.
Varianten dieser Serie
Modelle derselben Serie, die drop-in-kompatibel sind mit A3P400-2PQG208 (gleiche Bauform und Footprint) – abweichend in Package, Configuration Memory, System Gates, Operating Temperature, Core Supply Voltage.
Schnellvergleichstool – Wählen Sie Alternativbauteile für den Direktvergleich:
A3P400-1PQG208I
✅ Drop-In ⚠️ Spezifikationen ungeprüft✓ Auf Lager
$28.5 / Stück
Datenblatt ansehen →A3P400-PQ208
✅ Drop-In📋 Referenzalternative (nicht im Katalog)
A3P250-2PQG208
✅ Drop-In ⚠️ Spezifikationen ungeprüft✓ Auf Lager
$23.71 / Stück
Datenblatt ansehen →A3P600-2PQG208
✅ Drop-In ⚠️ Spezifikationen ungeprüft✓ Auf Lager
$55.87 / Stück
Datenblatt ansehen →A3P1000-2PQG208
✅ Drop-In ⚠️ Spezifikationen ungeprüft✓ Auf Lager
$65.67 / Stück
Datenblatt ansehen →A3P125-2PQG208
✅ Drop-In ⚠️ Spezifikationen ungeprüft✓ Auf Lager
$22.3 / Stück
Datenblatt ansehen →A3P400-2PQG208 Grenzwerte & elektrische Eigenschaften
| Product Family | ProASIC3 |
| System Gates | 400000 |
| Logic Elements | 5000 |
| Total RAM Bits | 55296 |
| Number of User I/Os | 151 |
| Number of I/O Banks | 4 |
| Core Supply Voltage | 1.5V |
| Minimum Operating Temperature | 0°C |
| Maximum Operating Temperature | +70°C |
| Gehäuse / Bauform | PQFP-208 (28x28 mm) |
| Anzahl der Pins | 208 |
| Montagestil | SMD/SMT |
| Packaging | Tray |
| Speed Grade | -2 |
| Logic Family | CMOS |
| Configuration Memory | Flash-based (non-volatile) |
| RoHS-Status | Compliant |
A3P400-2PQG208 pqfp-208 (28x28 mm) Pinbelegungsleitfaden
Pinbelegung für A3P400-2PQG208 (pqfp-208 (28x28 mm)-Gehäuse). Dieser digitale IC umfasst GPIO, Kommunikationsschnittstellen (UART, SPI, I2C) und Versorgungspins. Alternative Pin-Funktionen und Konfigurationsoptionen entnehmen Sie dem Herstellerdatenblatt. Unverzichtbar für Embedded-System-Design und PCB-Layout.
Keine detaillierten Pinbelegungsdaten verfügbar für A3P400-2PQG208.
Siehe die Datenblatt für die vollständige Pin-Konfiguration.
Typische Anwendungen
A3P400-2PQG208 ist geeignet für 6 Anwendungs: Industrial Motor Control, Communication Interface Bridging, Medical Device Signal Processing, Aerospace and Defense Ruggedized Systems, Video and Image Acquisition, IoT Edge and Industrial Networking.
Industrial Motor Control
The A3P400-2PQG208 fits industrial motor control applications such as PMSM, BLDC, and AC induction motor drives. Its 151 user I/Os provide ample connectivity for Hall sensors, incremental encoders, current-sense ADCs, and PWM gate drivers. The 400K system gates are sufficient to implement FOC (field-oriented control) state machines, PI controllers, and protection logic. The flash-based ProASIC3 architecture powers up instantly without an external boot device, which is critical for safety-oriented motor drives that must reach a known state quickly. Designers can place the FPGA close to gate drivers because the PQFP-208 package simplifies routing and the 1.5V core keeps switching power moderate. For multi-axis systems, migrating to the A3P600-2PQG208 or A3P1000-2PQG208 in the same footprint provides extra resources.
Empfohlen
Communication Interface Bridging
With 151 user I/Os and four I/O banks, the A3P400-2PQG208 is well suited for communication interface bridging, such as converting between parallel bus, SPI, I2C, UART, and custom LVCMOS protocols. The flash-based FPGA can implement a soft UART or SPI master/slave without consuming large logic resources. Its 55,296 bits of RAM provide small FIFO buffers for data rate matching and packet buffering. The 1.5V core supply reduces noise and power in compact networking equipment. Because ProASIC3 supports in-system programming over JTAG, firmware-in-the-loop updates can be performed securely in the field. For designs needing more protocol stack memory, the A3P1000-2PQG208 offers a larger RAM capacity in the same PQFP-208 package.
Empfohlen
Medical Device Signal Processing
The A3P400-2PQG208 is used in medical devices such as patient monitors, diagnostic imaging front-ends, and portable biomedical instruments. Its 400K system gates can implement digital filtering, envelope detection, and sensor fusion algorithms. Flash-based configuration provides secure, non-volatile bitstream storage, which is helpful for medical equipment that must preserve calibration constants and configuration data. The 151 I/O count supports multiple analog front-end ADCs, DACs, and display interfaces. The commercial temperature range covers most hospital and laboratory environments. For medical devices requiring broader temperature tolerance, the A3P400-1PQG208I industrial-grade drop-in alternative is recommended.
Empfohlen
Aerospace and Defense Ruggedized Systems
ProASIC3 FPGAs are valued in aerospace and defense systems for their flash-based, non-volatile configuration, which resists bitstream loss and supports secure remote updates. The A3P400-2PQG208, while commercially rated, is often used in ground-support equipment and test systems where 0°C to +70°C is sufficient. The 400K system gates can implement bus interfaces, telemetry aggregation, and simple cryptographic or protocol logic. The PQFP-208 package is easier to inspect than BGA parts and simplifies rework in low-volume defense modules. For military temperature ranges, designers should select an industrial-grade ProASIC3 variant such as the A3P400-1PQG208I and verify radiation and temperature specifications with Microchip.
Empfohlen
Video and Image Acquisition
The A3P400-2PQG208 can aggregate image data from CMOS sensors, line-scan cameras, and parallel ADCs for industrial vision systems. Its 151 I/O pins are sufficient for 8-bit or 16-bit parallel video buses plus control signals. The 55,296 bits of RAM enable line buffering and small frame region storage. The 400K logic elements can implement simple image preprocessing such as thresholding, edge detection, and pixel format conversion. The flash-based architecture supports secure bitstream storage, protecting the imaging algorithm. For higher-resolution imaging pipelines, migrating to the A3P600-2PQG208 or A3P1000-2PQG208 adds more logic and memory in the compatible PQFP-208 footprint.
Empfohlen
IoT Edge and Industrial Networking
In IoT edge gateways and industrial networking nodes, the A3P400-2PQG208 provides a flexible programmable fabric for sensor aggregation, protocol conversion, and pre-processing. Its 151 I/Os can interface with multiple digital sensors, UARTs, and SPI buses, while its 400K system gates host soft peripherals such as I2C controllers and CRC engines. The 1.5V core supply helps keep power consumption low in always-on edge devices. Flash-based configuration supports secure, unattended field updates. For smaller edge node designs, the A3P125-2PQG208 or A3P250-2PQG208 offer lower resource footprints with the same package and supply voltage.
Empfohlen
Zusammenfassung der empfohlenen Produkte
Technische Referenzdaten für A3P400-2PQG208 – Vergleich, Designhinweise und Compliance-Informationen.
Auswahlhilfe
Vergleich mit Alternativen
| Parameter | Dieses Produkt | A3P400-1PQG208I | A3P400-PQ208 | A3P250-2PQG208 | A3P600-2PQG208 | A3P1000-2PQG208 |
|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | PQFP-208 (28x28 mm) | PQFP-208 (28x28 mm) - same | PQFP-208 (28x28 mm) - same | PQFP-208 (28x28 mm) - same | PQFP-208 (28x28 mm) - same | PQFP-208 (28x28 mm) - same |
| System Gates | 400000 | 400000 | 400000 | 250000 | 600000 | 1000000 |
| Core Supply Voltage | 1.5V | 1.5V | 1.5V | 1.5V | 1.5V | 1.5V |
| RoHS | Compliant | Compliant | Non-green variant | Compliant | Compliant | Compliant |
Wichtigste Unterscheidungsmerkmale
- Faster -2 speed grade in a commercial temperature PQFP-208 package (vs. A3P400-1PQG208I)
- Higher logic capacity than the A3P125-2PQG208 (vs. A3P125-2PQG208)
- RoHS-compliant green package (vs. A3P400-PQ208)
Designhinweise
The A3P400-2PQG208 core operates from 1.5V. Use a low-noise 1.5V regulator capable of supplying the estimated core current, which depends on logic utilization, clock frequency, and I/O loading. A conservative estimate for a 400K-gate ProASIC3 design is 20-150 mA core current, but this should be validated with Microchip's power estimator. Place a 10uF bulk capacitor and multiple 0.1uF ceramic capacitors close to the VCC and VCCIBx pins.
Dedicate one solid ground plane under the PQFP-208 package. For each I/O bank, place a 0.1uF capacitor directly adjacent to the VCCIBx pin to minimize supply impedance. Route the JTAG pins to a standard header for programming and debug. Avoid routing high-speed LVCMOS traces parallel to unsuppressed I/O bank supplies to reduce coupling noise.
One common pitfall is forgetting that ProASIC3 is flash-based: the FPGA retains its configuration without an external boot device. Do not add an external configuration PROM unless the design truly needs a separate non-volatile key or firmware image. Another pitfall is assuming the A3P400-PQ208 is identical to the A3P400-2PQG208; the non-green variant may not meet RoHS requirements. Always verify the exact ordering code and temperature grade in the datasheet.
The four I/O banks of the A3P400-2PQG208 can run at different voltage standards, but each bank has its own VCCIBx supply and only I/Os with compatible voltage standards should be assigned to the same bank. For high-speed parallel buses, keep trace lengths matched and use series termination resistors near the FPGA outputs. This is especially important when interfacing with memory devices or high-speed ADCs.
Compliance-Informationen
RoHS compliance is confirmed by the JLCPCB listing. Other compliance statuses were not stated in the verified web data and should be confirmed with the Microchip datasheet or a Microchip sales representative.
