A42MX16-3PQG208 - 24K Gate MX FPGA | Microchip | 208-Pin PQFP
料号： A42MX16-3PQG208 ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $45.2 | $45.20 |
| 10 | $40.68 | $406.80 |
| 100 | $36.16 | $3,616.00 |
| 500 | $32.54 | $16,270.00 |
| 1,000 | $28.93 | $28,930.00 |
A42MX16-3PQG208 概述
An FPGA (Field-Programmable Gate Array) is an integrated circuit that can be configured by the customer after manufacturing to implement custom digital logic. FPGAs belong to the programmable logic device (PLD) family, which sits between ASICs and discrete logic in the hierarchy of digital integrated circuits. The 42MX family is a high-volume, low-cost platform that enables designers to consolidate multiple PLDs into a single device, reducing board space and system cost.
Key features of the A42MX16-3PQG208 include 24,000 system gates, 608 logic modules, and 140 user I/O pins. It supports both 3.3V and 5V I/O levels, making it versatile for mixed-voltage systems. The device is fully tested over automotive and military temperature ranges, ensuring reliability in harsh environments. Additionally, the 42MX family offers selectable PCI output drives on larger devices, enabling compliance with PCI specification version 2.1.
Technically, the A42MX16 is built on a 0.45 µm CMOS process, providing a balance of speed and power efficiency. It features a maximum internal clock frequency of 142 MHz and a maximum I/O frequency of 237 MHz, suitable for moderate-speed applications. The device includes JTAG boundary-scan testing support (IEEE 1149.1) for efficient board-level testing. The 208-pin PQFP package has a 0.5 mm terminal pitch and is available in both plastic and ceramic versions, with the CQ208 and PQ208 packages being pin-compatible for easy prototyping and conversion.
Typical applications for the A42MX16-3PQG208 include industrial control systems, automotive electronics, telecommunications infrastructure, and medical devices. Its ability to integrate multiple legacy PLDs into a single chip makes it ideal for system consolidation and cost reduction. The device's wide temperature range and robust architecture also suit aerospace and defense applications.
When designing with this FPGA, consider the power supply requirements: it supports both 3.3V and 5V I/O, but the core voltage is 5V. Ensure proper decoupling and power sequencing to avoid latch-up. The JTAG interface can be used for in-system programming and testing, simplifying the development process.
This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet, providing engineers with a comprehensive resource for evaluating the A42MX16-3PQG208.
直接替换替代料： A42MX16-3PQG208 ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
本系列中的变体
可与以下型号直接替换的同系列型号： A42MX16-3PQG208 （相同外形与封装尺寸） ——差异在于 Package, System Gates, Family, Logic Cells, RoHS Status.
快速对比工具——选择替代料号进行并排对比：
A42MX16-3PQG208I
✅ 直接替换📋 参考替代料（不在目录中）
A42MX16-1PQG208
✅ 直接替换✓ 有现货
$1 / 个
查看数据手册 →A42MX16-2PQG208I
✅ 直接替换✓ 有现货
$32.9 / 个
查看数据手册 →A42MX16-1PQG208I
✅ 直接替换✓ 有现货
$299.95 / 个
查看数据手册 →A42MX16-2PQG208I
✅ 直接替换✓ 有现货
$32.9 / 个
查看数据手册 →A42MX24-3PQG208I
✅ 直接替换✓ 有现货
$1 / 个
查看数据手册 →A42MX36-3PQG208I
✅ 直接替换✓ 有现货
联系询价
查看数据手册 →A42MX16-3PQG208 最大额定值与电气特性
| Family | 42MX |
| System Gates | 24000 |
| Logic Modules | 608 |
| User I/O | 140 |
| Maximum Internal Frequency | 142 MHz |
| Maximum I/O Frequency | 237 MHz |
| Process Technology | 0.45 µm CMOS |
| I/O Standard | 3.3V / 5V |
| 封装 | 208-Pin PQFP (S-PQFP-G208) |
| Terminal Pitch | 0.5 mm |
| 工作温度范围 | -40°C to +85°C (industrial) |
| JTAG Support | IEEE 1149.1 |
| RoHS 状态 | Compliant |
| 安装类型 | Surface Mount |
| 电源电压 | 5V core, 3.3V/5V I/O |
A42MX16-3PQG208 引脚配置
| 引脚 1 | I/O — User I/O pin |
| 引脚 2 | I/O — User I/O pin |
| 引脚 3 | I/O — User I/O pin |
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| 引脚 140 | I/O — User I/O pin |
| 引脚 141 | VCC — Power supply |
| 引脚 142 | GND — Ground |
| 引脚 143 | I/O — User I/O pin |
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| 引脚 208 | I/O — User I/O pin |
典型应用
A42MX16-3PQG208 适用于 6 应用s: Industrial Control Systems, Automotive Electronics, Telecommunications Infrastructure, Medical Devices, Aerospace and Defense, Legacy PLD Integration.
Industrial Control Systems
The A42MX16-3PQG208 is ideal for industrial control systems due to its 24K gates and 140 I/O, enabling integration of multiple PLDs into a single device. Its wide operating temperature range (-40°C to +85°C for industrial grade) ensures reliable operation in factory environments. The FPGA can implement motor control logic, PLC interfaces, and sensor conditioning, reducing board space and cost. With 3.3V/5V I/O compatibility, it interfaces directly with legacy industrial logic levels. The JTAG interface simplifies in-system programming and boundary-scan testing, crucial for maintaining high reliability in industrial applications.
推荐
Automotive Electronics
The A42MX16-3PQG208 is suitable for automotive electronics, as the 42MX family is fully tested over automotive temperature ranges. It can be used for in-cabin telematics, body control modules, and infotainment systems. The device's 5V architecture is compatible with automotive power rails, and its low-power mode reduces current consumption to below 500 µA, helping meet stringent automotive power budgets. The 208-pin PQFP package is robust for automotive PCB assemblies. With 140 I/O, it can interface with multiple sensors and actuators, consolidating logic from several PLDs into one FPGA, reducing system cost and improving reliability.
推荐
Telecommunications Infrastructure
In telecommunications infrastructure, the A42MX16-3PQG208 provides a reliable, low-cost solution for protocol bridging, line interface logic, and control plane processing. Its 142 MHz internal frequency and 237 MHz I/O frequency support moderate-speed data paths. The device's 3.3V/5V I/O flexibility allows direct connection to legacy telecom logic and newer low-voltage devices. The JTAG boundary-scan capability is essential for testing complex backplane connections. With 24K gates, it can integrate multiple glue logic functions, reducing component count and improving system reliability in base stations, routers, and switches.
推荐
Medical Devices
The A42MX16-3PQG208 is well-suited for medical devices such as patient monitors, diagnostic equipment, and imaging systems. Its high reliability and wide temperature range ensure consistent performance in clinical environments. The FPGA can implement signal processing, data acquisition, and control logic, integrating multiple functions into a single chip. The 5V architecture is compatible with many medical sensor interfaces. The device's low-power mode is beneficial for battery-powered portable medical devices. With 140 I/O, it can interface with various sensors and displays, while the JTAG interface facilitates firmware updates and testing, crucial for medical device compliance.
推荐
Aerospace and Defense
The A42MX16-3PQG208 is suitable for aerospace and defense applications due to its robust design and availability in military temperature ranges. It can be used in avionics, guidance systems, and communication equipment. The device's 5V architecture is compatible with legacy military systems, and its low-power mode is critical for power-constrained platforms. The 208-pin PQFP package is available in ceramic versions (CQ208) screened to MIL-STD-883 for high-reliability applications. With 24K gates, it can integrate multiple functions, reducing weight and improving system reliability. The JTAG interface supports thorough testing and programming in harsh environments.
推荐
Legacy PLD Integration
The A42MX16-3PQG208 is specifically designed to integrate legacy PLDs into a single, low-cost device. Its 24K gates and 608 logic modules can replace multiple PAL, GAL, and CPLD devices, reducing board space and cost. The device supports 5V I/O, making it compatible with legacy logic levels. The 42MX family is a high-volume platform that enables seamless migration from older PLDs to a modern FPGA. With 140 I/O, it can accommodate the pinouts of several legacy devices. The JTAG interface allows in-system programming, simplifying the update process. This consolidation improves system reliability and reduces inventory complexity.
推荐
推荐产品汇总
工程参考数据： A42MX16-3PQG208 ——对比、设计指导和合规信息。
选型指南
与替代料对比
| 参数 | 本产品 | A42MX16-3PQG208I | A42MX16-1PQG208 | A42MX16-2PQG208 | A42MX16-1PQG208I | A42MX16-2PQG208I | A42MX24-3PQG208 | A42MX36-3PQG208 |
|---|---|---|---|---|---|---|---|---|
| Package | 208-Pin PQFP | 208-Pin PQFP | 208-Pin PQFP | 208-Pin PQFP | 208-Pin PQFP | 208-Pin PQFP | 208-Pin PQFP | 208-Pin PQFP |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| System Gates | 24000 | 24000 | 24000 | 24000 | 24000 | 24000 | 36000 | 54000 |
| Logic Modules | 608 | 608 | 608 | 608 | 608 | 608 | 912 | 1368 |
| User I/O | 140 | 140 | 140 | 140 | 140 | 140 | 176 | 176 |
| Temperature Grade | Commercial (0°C to +70°C) | Industrial (-40°C to +85°C) | Commercial | Commercial | Industrial | Industrial | Commercial | Commercial |
关键差异点
- Higher speed grade (-3) compared to -1 and -2 variants （对比 A42MX16-1PQG208)
- Industrial temperature grade option available （对比 A42MX16-3PQG208I)
- Pin-compatible with higher-density A42MX24 and A42MX36 （对比 A42MX24-3PQG208)
设计说明
The A42MX16-3PQG208 supports 5V core and 3.3V/5V I/O. Ensure proper decoupling capacitors (0.1µF and 10µF) are placed close to each VCC and GND pin to minimize power supply noise. For low-power systems, the datasheet mentions that all inputs and outputs can be turned off to reduce current consumption to below 500µA. Use this feature in standby modes to save power.
The 208-pin PQFP package has a 0.5mm terminal pitch, requiring careful PCB layout. Use fine-pitch soldering techniques and ensure adequate solder mask clearance. For thermal management, provide a solid ground plane and consider adding vias under the package to improve heat dissipation. Follow the manufacturer's recommended land pattern for the PQFP-208.
Do not exceed the maximum input voltage ratings. The device supports 5V I/O, but ensure that signals from 3.3V logic are level-shifted if necessary. Also, be aware that the A42MX16-3PQG208 is a 5V device; using it in a 3.3V-only system may require level translation. Verify the JTAG interface connections for proper programming and testing.
合规信息
RoHS compliance indicated by 'G' in part number. AEC-Q100 not applicable as this is not an automotive-qualified part, but the family is tested over automotive temperature ranges.
