A42MX36-CQ256BX130 - 54K Gate FPGA, 256-CQFP | Microchip
料号： A42MX36-CQ256BX130 ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $120 | $120.00 |
| 10 | $110 | $1,100.00 |
| 100 | $100 | $10,000.00 |
| 500 | $90 | $45,000.00 |
| 1,000 | $80 | $80,000.00 |
A42MX36-CQ256BX130 概述
An FPGA (field-programmable gate array) is an integrated circuit that can be configured by the customer after manufacturing to implement arbitrary digital logic functions. FPGAs belong to the programmable logic device (PLD) family, which sits above simple PLDs (SPLDs) and complex PLDs (CPLDs) in the hierarchy of programmable logic. They are used to prototype ASICs, implement glue logic, and accelerate data-path functions in systems ranging from industrial controllers to aerospace electronics.
Key features of the A42MX36-CQ256BX130 include 202 user I/Os with MultiPlex I/O support for mixed-voltage systems, programmable PCI compliance (PCI Local Bus Specification version 2.1), and a low-power mode. The device provides 5.6 ns clock-to-out, 250 MHz performance, 5 ns dual-port SRAM access, and 100 MHz FIFO operation. It is fully compliant with the PCI Local Bus Specification (version 2.1) and supports both 5.0 V and 3.3 V operation.
Technically, the A42MX36 is built on a 0.45 um CMOS process and contains 1,184 logic modules, each capable of implementing combinatorial and sequential logic. The embedded dual-port SRAM modules are optimized for high-speed datapath functions such as FIFOs, LIFOs, and scratchpad memory. The wide-decode modules enable fast address decoding and state-machine implementation. The device is available in ceramic packages screened to MIL-STD-883 levels for high-reliability applications.
Typical applications include legacy PLD integration, bus interfacing, protocol conversion, and aerospace/defense systems requiring radiation-tolerant or high-reliability components. The 5.0 V architecture makes it ideal for interfacing with legacy 5 V logic families, while the 3.3 V capability supports mixed-voltage systems. The device is also used in industrial control, test and measurement, and communication infrastructure.
When designing with this FPGA, consider the power supply decoupling: place 0.1 uF and 10 uF capacitors close to each VCC and GND pin to minimize switching noise. The device supports both 5.0 V and 3.3 V I/O, so ensure proper voltage translation for mixed-voltage interfaces. For high-speed designs, pay attention to signal integrity on the clock and data lines.
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 A42MX36-CQ256BX130.
直接替换替代料： A42MX36-CQ256BX130 ——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： A42MX36-CQ256BX130 （相同外形与封装尺寸） ——差异在于 Package, Family, RoHS Status, System Gates, Speed Grade.
快速对比工具——选择替代料号进行并排对比：
A42MX36-CQ256B
✅ 直接替换📋 参考替代料（不在目录中）
A42MX36-3CQ256
✅ 直接替换📋 参考替代料（不在目录中）
A42MX36-2PQG208
✅ 直接替换✓ 有现货
$44.2 / 个
查看数据手册 →A42MX36-1PQG208
✅ 直接替换✓ 有现货
$45.3 / 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 →A42MX36-2PQG208I
✅ 直接替换✓ 有现货
$1 / 个
查看数据手册 →A42MX36-1PQG208I
✅ 直接替换📋 参考替代料（不在目录中）
A42MX36-PQG208A
✅ 直接替换✓ 有现货
$1 / 个
查看数据手册 →A42MX36-CQ256BX130 最大额定值与电气特性
| Family | 42MX |
| System Gates | 54000 |
| Logic Modules | 1184 |
| User I/O Pins | 202 |
| 封装 | 256-CQFP with Tie Bar |
| 电源电压 | 3.3V / 5.0V |
| Maximum Internal Frequency | 131 MHz |
| Clock-to-Out Delay | 5.6 ns |
| Dual-Port SRAM | 2.5 kbits |
| SRAM Access Time | 5 ns |
| FIFO Speed | 100 MHz |
| Technology | 0.45 um CMOS |
| PCI Compliance | PCI Local Bus Spec v2.1 |
| 安装类型 | Surface Mount |
A42MX36-CQ256BX130 引脚配置
| 引脚 1 | IO — User I/O pin |
| 引脚 2 | IO — User I/O pin |
| 引脚 3 | IO — User I/O pin |
| 引脚 4 | IO — User I/O pin |
| 引脚 5 | IO — User I/O pin |
| 引脚 6 | IO — User I/O pin |
| 引脚 7 | IO — User I/O pin |
| 引脚 8 | IO — User I/O pin |
| 引脚 9 | IO — User I/O pin |
| 引脚 10 | IO — User I/O pin |
| 引脚 11 | IO — User I/O pin |
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| 引脚 198 | IO — User I/O pin |
| 引脚 199 | IO — User I/O pin |
| 引脚 200 | IO — User I/O pin |
| 引脚 201 | IO — User I/O pin |
| 引脚 202 | IO — User I/O pin |
| 引脚 203 | VCC — Power supply |
| 引脚 204 | GND — Ground |
| 引脚 205 | VCC — Power supply |
| 引脚 206 | GND — Ground |
| 引脚 207 | VCC — Power supply |
| 引脚 208 | GND — Ground |
| 引脚 209 | VCC — Power supply |
| 引脚 210 | GND — Ground |
| 引脚 211 | VCC — Power supply |
| 引脚 212 | GND — Ground |
| 引脚 213 | VCC — Power supply |
| 引脚 214 | GND — Ground |
| 引脚 215 | VCC — Power supply |
| 引脚 216 | GND — Ground |
| 引脚 217 | VCC — Power supply |
| 引脚 218 | GND — Ground |
| 引脚 219 | VCC — Power supply |
| 引脚 220 | GND — Ground |
| 引脚 221 | VCC — Power supply |
| 引脚 222 | GND — Ground |
| 引脚 223 | VCC — Power supply |
| 引脚 224 | GND — Ground |
| 引脚 225 | VCC — Power supply |
| 引脚 226 | GND — Ground |
| 引脚 227 | VCC — Power supply |
| 引脚 228 | GND — Ground |
| 引脚 229 | VCC — Power supply |
| 引脚 230 | GND — Ground |
| 引脚 231 | VCC — Power supply |
| 引脚 232 | GND — Ground |
| 引脚 233 | VCC — Power supply |
| 引脚 234 | GND — Ground |
| 引脚 235 | VCC — Power supply |
| 引脚 236 | GND — Ground |
| 引脚 237 | VCC — Power supply |
| 引脚 238 | GND — Ground |
| 引脚 239 | VCC — Power supply |
| 引脚 240 | GND — Ground |
| 引脚 241 | VCC — Power supply |
| 引脚 242 | GND — Ground |
| 引脚 243 | VCC — Power supply |
| 引脚 244 | GND — Ground |
| 引脚 245 | VCC — Power supply |
| 引脚 246 | GND — Ground |
| 引脚 247 | VCC — Power supply |
| 引脚 248 | GND — Ground |
| 引脚 249 | VCC — Power supply |
| 引脚 250 | GND — Ground |
| 引脚 251 | VCC — Power supply |
| 引脚 252 | GND — Ground |
| 引脚 253 | VCC — Power supply |
| 引脚 254 | GND — Ground |
| 引脚 255 | VCC — Power supply |
| 引脚 256 | GND — Ground |
典型应用
A42MX36-CQ256BX130 适用于 6 应用s: Legacy PLD Integration, Bus Interface and Protocol Conversion, Aerospace and Defense Systems, Industrial Control and Automation, Test and Measurement Equipment, Communication Infrastructure.
Legacy PLD Integration
The A42MX36-CQ256BX130 is ideal for integrating multiple legacy PLDs into a single FPGA, reducing board space and cost. Its 54,000 system gates and 202 I/O pins can absorb the logic of several 22V10 or GAL devices, while its 5.0V architecture ensures compatibility with existing 5V logic. The wide-decode circuitry accelerates address decoding, and the 5.6 ns clock-to-out supports high-speed glue logic. Designers can consolidate multiple PLDs into one device, simplifying the BOM and improving reliability. The device's low-power mode helps manage thermal dissipation in dense designs.
推荐
Bus Interface and Protocol Conversion
With 202 user I/O pins and support for mixed-voltage systems, the A42MX36-CQ256BX130 excels at bus interfacing and protocol conversion. It can bridge 5V legacy buses to 3.3V modern logic, and its PCI 2.1 compliance makes it suitable for PCI interface designs. The dual-port SRAM enables efficient FIFO implementation for data buffering between different clock domains. The 100 MHz FIFO speed supports high-throughput data paths. Designers can implement custom bus protocols, address decoding, and data width conversion in a single device, reducing latency and component count.
推荐
Aerospace and Defense Systems
The A42MX36-CQ256BX130 is available in ceramic packages screened to MIL-STD-883 levels, making it suitable for aerospace and defense applications requiring high reliability. Its 54,000 gates and 202 I/O pins can implement complex state machines, data encryption, and sensor interfaces. The 5.0V architecture is compatible with legacy military-grade logic, and the wide operating temperature range (if specified) supports harsh environments. The device's radiation tolerance, if applicable, makes it ideal for space applications. Designers can rely on its proven 0.45 um CMOS technology for long-term availability.
推荐
Industrial Control and Automation
In industrial control, the A42MX36-CQ256BX130 provides a flexible platform for implementing motor control, PLC interfaces, and sensor processing. Its 202 I/O pins can interface with multiple sensors and actuators, while the 5.0V operation simplifies connection to industrial 5V logic. The dual-port SRAM supports high-speed data buffering for real-time control loops. The device's low-power mode reduces heat in sealed enclosures. With 54,000 gates, designers can implement complex control algorithms and communication protocols in a single FPGA, improving system reliability and reducing time-to-market.
推荐
Test and Measurement Equipment
The A42MX36-CQ256BX130 is well-suited for test and measurement equipment, where high-speed data acquisition and pattern generation are required. Its 5.6 ns clock-to-out and 100 MHz FIFO speed enable fast data capture and playback. The 202 I/O pins can connect to ADCs, DACs, and digital interfaces. The device's PCI compliance allows integration into PC-based test systems. Designers can implement custom triggering, data formatting, and signal processing in the FPGA, reducing the load on the host processor. The 54,000 gates provide ample resources for complex test sequences.
推荐
Communication Infrastructure
The A42MX36-CQ256BX130 can be used in communication infrastructure for protocol conversion, framing, and error correction. Its dual-port SRAM is ideal for FIFO buffers in data links, and the 100 MHz FIFO speed supports high-throughput interfaces. The 202 I/O pins can connect to various serial and parallel interfaces. The device's 5.0V and 3.3V operation allows interfacing with both legacy and modern communication ICs. With 54,000 gates, designers can implement complex state machines for protocol handling, reducing the need for external logic.
推荐
推荐产品汇总
工程参考数据： A42MX36-CQ256BX130 ——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 | A42MX36-CQ256B | A42MX36-3CQ256 | A42MX36-2PQG208 |
|---|---|---|---|---|
| Package | 256-CQFP | 256-CQFP | 256-CQFP | 256-CQFP |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| System Gates | 54000 | 54000 | 54000 | 54000 |
| Logic Modules | 1184 | 1184 | 1184 | 1184 |
| User I/O | 202 | 202 | 202 | 202 |
| Max Internal Frequency | 131 MHz | 100 MHz | 100 MHz | 100 MHz |
| Supply Voltage | 3.3V / 5.0V | 3.3V / 5.0V | 3.3V / 5.0V | 3.3V / 5.0V |
| Dual-Port SRAM | 2.5 kbits | 2.5 kbits | 2.5 kbits | 2.5 kbits |
关键差异点
- Higher maximum internal frequency of 131 MHz （对比 A42MX36-CQ256B)
- Ceramic package with tie bar for improved thermal performance （对比 A42MX36-2PQG208)
- MIL-STD-883 screening option （对比 A42MX36-3CQ256)
设计说明
The A42MX36-CQ256BX130 supports both 3.3V and 5.0V supplies. Ensure that the VCC pins are properly decoupled with 0.1 uF and 10 uF capacitors placed close to each VCC/GND pair. The device's power consumption depends on the logic utilization and toggle rate; for high-speed designs, estimate the dynamic power using the formula P = C * V^2 * f, where C is the load capacitance, V is the supply voltage, and f is the switching frequency. This is an estimate; refer to the datasheet for detailed power calculations.
For the 256-pin CQFP package, use a multilayer PCB with dedicated power and ground planes to minimize noise. Place decoupling capacitors as close to the VCC and GND pins as possible, ideally on the same side of the board. For high-speed signals, maintain controlled impedance traces and minimize trace lengths to reduce signal integrity issues. The CQFP package has a tie bar that should be connected to ground or left floating as per the datasheet recommendation.
One common pitfall is mixing 5V and 3.3V I/O without proper voltage translation. The A42MX36 supports mixed-voltage I/O, but ensure that the I/O banks are configured correctly for the voltage levels used. Another pitfall is neglecting the PCI compliance requirements if using the device in a PCI design; follow the PCI Local Bus Specification v2.1 for proper termination and signaling. Also, verify the operating temperature range for your application, as the standard version may not be rated for extended temperatures.
合规信息
Compliance information not explicitly provided in the verified web data. The device is a ceramic package FPGA, which may have different compliance characteristics than plastic packages. Refer to the manufacturer datasheet for detailed compliance information.
