Microchip Technology

A42MX36-CQ256BX130 - 54K Gate FPGA, 256-CQFP | Microchip

Артикул: A42MX36-CQ256BX130 ✓ Активен
В наличии Отправка в течение 1–3 рабочих дней
3.3V / 5.0V Vdss 256-CQFP with Tie Bar Package 131 MHz Speed
От $80 USD / шт.
MOQ: 1 |
Цена обновлена: 2026-08-30
Оптовые цены
Кол-во Цена за ед. Итого
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
ℹ️ Все цены указаны в USD

A42MX36-CQ256BX130 Обзор

The Microchip Technology A42MX36-CQ256BX130 is a field-programmable gate array (FPGA) from the 42MX family, offering 54,000 system gates, 1,184 logic modules, and 202 user-programmable I/O pins in a 256-pin ceramic quad flat pack (CQFP) with tie bar. It operates at 5.0 V and 3.3 V, with a maximum internal clock frequency of 131 MHz and a clock-to-out delay of 5.6 ns. The device integrates 2.5 kbits of configurable dual-port SRAM and wide-decode circuitry, making it a reliable single-chip ASIC alternative for high-volume applications.

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.

Аналоги без доработки для A42MX36-CQ256BX130 — тот же корпус, pin-to-pin совместимость. Компоненты в других корпусах, требующие переработки PCB, исключены.

Варианты в этой серии

Модели той же серии, совместимые без доработки с A42MX36-CQ256BX130 (тот же форм-фактор и посадочное место) — отличается по Package, Family, RoHS Status, System Gates, Speed Grade.

Microchip Technology
Package: 208-BFQFP (PQFP), 28 x 28 mm
Family: MX (42MX)
RoHS Status: Compliant (G suffix = lead-free)
Сравнить с A42MX36-CQ256BX130 →
Microchip Technology
Package: 208-BFQFP (PQFP 28x28 mm)
Family: 42MX (antifuse FPGA)
RoHS Status: ROHS3 Compliant
Сравнить с A42MX36-CQ256BX130 →
Microchip Technology
Package: 208-BFQFP (PQFP-208, gull wing, 28x28 mm)
Family: MX (42MX)
System Gates: 54,000
Сравнить с A42MX36-CQ256BX130 →
Microchip Technology
Package: 208-BFQFP (PQFP), 0.5 mm pitch
Family: 42MX (MX FPGA)
RoHS Status: unknown
Сравнить с A42MX36-CQ256BX130 →
Microchip Technology
Package: 208-BFQFP (PQFP-208)
Family: 42MX (MX FPGA)
RoHS Status: Lead free (per distributor listing)
Сравнить с A42MX36-CQ256BX130 →

Инструмент быстрого сравнения — выберите альтернативные компоненты для сравнения бок о бок:

A42MX36-CQ256B

✅ Прямая замена
📦 256-CQFP
Same 256-CQFP package and pinout, but max internal frequency 100 MHz vs 131 MHz (-24%)

📋 Справочный аналог (нет в каталоге)

A42MX36-3CQ256

✅ Прямая замена
📦 256-CQFP
Same 256-CQFP package and pinout, max internal frequency 100 MHz vs 131 MHz (-24%)

📋 Справочный аналог (нет в каталоге)

A42MX36-2PQG208

✅ Прямая замена
Microchip Technology
📦 256-CQFP
42MX (antifuse FPGA) · 54000 · 1184 · 2560 · 176 · 3 V to 3.6 V · 4.5 V to 5.5 V · -2

✓ В наличии

$44.2 / шт.

Открыть даташит →

A42MX36-1PQG208

✅ Прямая замена
Microchip Technology
📦 256-CQFP
MX (42MX) · 54000 · 1184 · 2560 · 176 · -1 (standard) · 3.3 V / 5 V · CMOS, 0.45 um class

✓ В наличии

$45.3 / шт.

Открыть даташит →

A42MX36-3PQG208I

✅ Прямая замена
Microchip Technology
📦 256-CQFP
42MX (MX FPGA) · 54000 gates · 1184 · 2438 · 176 · 2560 · -3 · 108 MHz / 180 MHz

✓ В наличии

Уточнить цену

Открыть даташит →

A42MX36-2PQG208I

✅ Прямая замена
Microchip Technology
📦 256-CQFP
MX (42MX) · 54,000 · 1,184 · 176 · -2 · 98 MHz / 164 MHz · 0.45 um antifuse · 5 V

✓ В наличии

$1 / шт.

Открыть даташит →

A42MX36-1PQG208I

✅ Прямая замена
📦 256-CQFP
Same 256-CQFP package and pinout, max internal frequency 100 MHz vs 131 MHz (-24%)

📋 Справочный аналог (нет в каталоге)

A42MX36-PQG208A

✅ Прямая замена
Microchip Technology
📦 256-CQFP
42MX (MX FPGA) · 54000 gates · 1184 · 2438 · 176 · 5.0 V · 5.0 V / 3.3 V (MultiPlex I/O) · 116 MHz

✓ В наличии

$1 / шт.

Открыть даташит →

A42MX36-CQ256BX130 Максимальные параметры и электрические характеристики

Family 42MX
System Gates 54000
Logic Modules 1184
User I/O Pins 202
Корпус 256-CQFP with Tie Bar
Напряжение питания 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
Тип монтажа Surface Mount

Конфигурация выводов A42MX36-CQ256BX130

Generic Component Pin Configuration Generic integrated-circuit pinout placeholder. Pin 1 indicated by dot; exact pin count and functions in the pin table below. 1 N 2 N-1 3 N-2 4 N-3 Pin Configuration See pin table below for pin functions Package-specific diagram not available
Контакт 1 IO — User I/O pin
Контакт 2 IO — User I/O pin
Контакт 3 IO — User I/O pin
Контакт 4 IO — User I/O pin
Контакт 5 IO — User I/O pin
Контакт 6 IO — User I/O pin
Контакт 7 IO — User I/O pin
Контакт 8 IO — User I/O pin
Контакт 9 IO — User I/O pin
Контакт 10 IO — User I/O pin
Контакт 11 IO — User I/O pin
Контакт 12 IO — User I/O pin
Контакт 13 IO — User I/O pin
Контакт 14 IO — User I/O pin
Контакт 15 IO — User I/O pin
Контакт 16 IO — User I/O pin
Контакт 17 IO — User I/O pin
Контакт 18 IO — User I/O pin
Контакт 19 IO — User I/O pin
Контакт 20 IO — User I/O pin
Контакт 21 IO — User I/O pin
Контакт 22 IO — User I/O pin
Контакт 23 IO — User I/O pin
Контакт 24 IO — User I/O pin
Контакт 25 IO — User I/O pin
Контакт 26 IO — User I/O pin
Контакт 27 IO — User I/O pin
Контакт 28 IO — User I/O pin
Контакт 29 IO — User I/O pin
Контакт 30 IO — User I/O pin
Контакт 31 IO — User I/O pin
Контакт 32 IO — User I/O pin
Контакт 33 IO — User I/O pin
Контакт 34 IO — User I/O pin
Контакт 35 IO — User I/O pin
Контакт 36 IO — User I/O pin
Контакт 37 IO — User I/O pin
Контакт 38 IO — User I/O pin
Контакт 39 IO — User I/O pin
Контакт 40 IO — User I/O pin
Контакт 41 IO — User I/O pin
Контакт 42 IO — User I/O pin
Контакт 43 IO — User I/O pin
Контакт 44 IO — User I/O pin
Контакт 45 IO — User I/O pin
Контакт 46 IO — User I/O pin
Контакт 47 IO — User I/O pin
Контакт 48 IO — User I/O pin
Контакт 49 IO — User I/O pin
Контакт 50 IO — User I/O pin
Контакт 51 IO — User I/O pin
Контакт 52 IO — User I/O pin
Контакт 53 IO — User I/O pin
Контакт 54 IO — User I/O pin
Контакт 55 IO — User I/O pin
Контакт 56 IO — User I/O pin
Контакт 57 IO — User I/O pin
Контакт 58 IO — User I/O pin
Контакт 59 IO — User I/O pin
Контакт 60 IO — User I/O pin
Контакт 61 IO — User I/O pin
Контакт 62 IO — User I/O pin
Контакт 63 IO — User I/O pin
Контакт 64 IO — User I/O pin
Контакт 65 IO — User I/O pin
Контакт 66 IO — User I/O pin
Контакт 67 IO — User I/O pin
Контакт 68 IO — User I/O pin
Контакт 69 IO — User I/O pin
Контакт 70 IO — User I/O pin
Контакт 71 IO — User I/O pin
Контакт 72 IO — User I/O pin
Контакт 73 IO — User I/O pin
Контакт 74 IO — User I/O pin
Контакт 75 IO — User I/O pin
Контакт 76 IO — User I/O pin
Контакт 77 IO — User I/O pin
Контакт 78 IO — User I/O pin
Контакт 79 IO — User I/O pin
Контакт 80 IO — User I/O pin
Контакт 81 IO — User I/O pin
Контакт 82 IO — User I/O pin
Контакт 83 IO — User I/O pin
Контакт 84 IO — User I/O pin
Контакт 85 IO — User I/O pin
Контакт 86 IO — User I/O pin
Контакт 87 IO — User I/O pin
Контакт 88 IO — User I/O pin
Контакт 89 IO — User I/O pin
Контакт 90 IO — User I/O pin
Контакт 91 IO — User I/O pin
Контакт 92 IO — User I/O pin
Контакт 93 IO — User I/O pin
Контакт 94 IO — User I/O pin
Контакт 95 IO — User I/O pin
Контакт 96 IO — User I/O pin
Контакт 97 IO — User I/O pin
Контакт 98 IO — User I/O pin
Контакт 99 IO — User I/O pin
Контакт 100 IO — User I/O pin
Контакт 101 IO — User I/O pin
Контакт 102 IO — User I/O pin
Контакт 103 IO — User I/O pin
Контакт 104 IO — User I/O pin
Контакт 105 IO — User I/O pin
Контакт 106 IO — User I/O pin
Контакт 107 IO — User I/O pin
Контакт 108 IO — User I/O pin
Контакт 109 IO — User I/O pin
Контакт 110 IO — User I/O pin
Контакт 111 IO — User I/O pin
Контакт 112 IO — User I/O pin
Контакт 113 IO — User I/O pin
Контакт 114 IO — User I/O pin
Контакт 115 IO — User I/O pin
Контакт 116 IO — User I/O pin
Контакт 117 IO — User I/O pin
Контакт 118 IO — User I/O pin
Контакт 119 IO — User I/O pin
Контакт 120 IO — User I/O pin
Контакт 121 IO — User I/O pin
Контакт 122 IO — User I/O pin
Контакт 123 IO — User I/O pin
Контакт 124 IO — User I/O pin
Контакт 125 IO — User I/O pin
Контакт 126 IO — User I/O pin
Контакт 127 IO — User I/O pin
Контакт 128 IO — User I/O pin
Контакт 129 IO — User I/O pin
Контакт 130 IO — User I/O pin
Контакт 131 IO — User I/O pin
Контакт 132 IO — User I/O pin
Контакт 133 IO — User I/O pin
Контакт 134 IO — User I/O pin
Контакт 135 IO — User I/O pin
Контакт 136 IO — User I/O pin
Контакт 137 IO — User I/O pin
Контакт 138 IO — User I/O pin
Контакт 139 IO — User I/O pin
Контакт 140 IO — User I/O pin
Контакт 141 IO — User I/O pin
Контакт 142 IO — User I/O pin
Контакт 143 IO — User I/O pin
Контакт 144 IO — User I/O pin
Контакт 145 IO — User I/O pin
Контакт 146 IO — User I/O pin
Контакт 147 IO — User I/O pin
Контакт 148 IO — User I/O pin
Контакт 149 IO — User I/O pin
Контакт 150 IO — User I/O pin
Контакт 151 IO — User I/O pin
Контакт 152 IO — User I/O pin
Контакт 153 IO — User I/O pin
Контакт 154 IO — User I/O pin
Контакт 155 IO — User I/O pin
Контакт 156 IO — User I/O pin
Контакт 157 IO — User I/O pin
Контакт 158 IO — User I/O pin
Контакт 159 IO — User I/O pin
Контакт 160 IO — User I/O pin
Контакт 161 IO — User I/O pin
Контакт 162 IO — User I/O pin
Контакт 163 IO — User I/O pin
Контакт 164 IO — User I/O pin
Контакт 165 IO — User I/O pin
Контакт 166 IO — User I/O pin
Контакт 167 IO — User I/O pin
Контакт 168 IO — User I/O pin
Контакт 169 IO — User I/O pin
Контакт 170 IO — User I/O pin
Контакт 171 IO — User I/O pin
Контакт 172 IO — User I/O pin
Контакт 173 IO — User I/O pin
Контакт 174 IO — User I/O pin
Контакт 175 IO — User I/O pin
Контакт 176 IO — User I/O pin
Контакт 177 IO — User I/O pin
Контакт 178 IO — User I/O pin
Контакт 179 IO — User I/O pin
Контакт 180 IO — User I/O pin
Контакт 181 IO — User I/O pin
Контакт 182 IO — User I/O pin
Контакт 183 IO — User I/O pin
Контакт 184 IO — User I/O pin
Контакт 185 IO — User I/O pin
Контакт 186 IO — User I/O pin
Контакт 187 IO — User I/O pin
Контакт 188 IO — User I/O pin
Контакт 189 IO — User I/O pin
Контакт 190 IO — User I/O pin
Контакт 191 IO — User I/O pin
Контакт 192 IO — User I/O pin
Контакт 193 IO — User I/O pin
Контакт 194 IO — User I/O pin
Контакт 195 IO — User I/O pin
Контакт 196 IO — User I/O pin
Контакт 197 IO — User I/O pin
Контакт 198 IO — User I/O pin
Контакт 199 IO — User I/O pin
Контакт 200 IO — User I/O pin
Контакт 201 IO — User I/O pin
Контакт 202 IO — User I/O pin
Контакт 203 VCC — Power supply
Контакт 204 GND — Ground
Контакт 205 VCC — Power supply
Контакт 206 GND — Ground
Контакт 207 VCC — Power supply
Контакт 208 GND — Ground
Контакт 209 VCC — Power supply
Контакт 210 GND — Ground
Контакт 211 VCC — Power supply
Контакт 212 GND — Ground
Контакт 213 VCC — Power supply
Контакт 214 GND — Ground
Контакт 215 VCC — Power supply
Контакт 216 GND — Ground
Контакт 217 VCC — Power supply
Контакт 218 GND — Ground
Контакт 219 VCC — Power supply
Контакт 220 GND — Ground
Контакт 221 VCC — Power supply
Контакт 222 GND — Ground
Контакт 223 VCC — Power supply
Контакт 224 GND — Ground
Контакт 225 VCC — Power supply
Контакт 226 GND — Ground
Контакт 227 VCC — Power supply
Контакт 228 GND — Ground
Контакт 229 VCC — Power supply
Контакт 230 GND — Ground
Контакт 231 VCC — Power supply
Контакт 232 GND — Ground
Контакт 233 VCC — Power supply
Контакт 234 GND — Ground
Контакт 235 VCC — Power supply
Контакт 236 GND — Ground
Контакт 237 VCC — Power supply
Контакт 238 GND — Ground
Контакт 239 VCC — Power supply
Контакт 240 GND — Ground
Контакт 241 VCC — Power supply
Контакт 242 GND — Ground
Контакт 243 VCC — Power supply
Контакт 244 GND — Ground
Контакт 245 VCC — Power supply
Контакт 246 GND — Ground
Контакт 247 VCC — Power supply
Контакт 248 GND — Ground
Контакт 249 VCC — Power supply
Контакт 250 GND — Ground
Контакт 251 VCC — Power supply
Контакт 252 GND — Ground
Контакт 253 VCC — Power supply
Контакт 254 GND — Ground
Контакт 255 VCC — Power supply
Контакт 256 GND — Ground

Типичное применение

A42MX36-CQ256BX130 подходит для 6 применениеs: 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.

🌐

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.

✈️

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.

🏭

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.

🔧

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.

🌐

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.

Сводка рекомендуемых товаров

A42MX36-PQG208A Microchip Technology Используется в: Legacy PLD Integration, Test and Measurement Equipment A42MX36-2PQG208 Microchip Technology Используется в: Legacy PLD Integration, Communication Infrastructure A42MX36-3CQ256 Pin-compatible, lower speed grade Используется в: Bus Interface and Protocol Conversion, Test and Measurement Equipment A42MX36-CQ256B Pin-compatible, standard speed grade Используется в: Bus Interface and Protocol Conversion, Communication Infrastructure A42MX36-1PQG208 Microchip Technology Используется в: Aerospace and Defense Systems A42MX36-3PQG208I Microchip Technology Используется в: Aerospace and Defense Systems A42MX36-2PQG208I Microchip Technology Используется в: Industrial Control and Automation A42MX36-1PQG208I Industrial temperature grade Используется в: Industrial Control and Automation
What is the A42MX36-CQ256BX130?
The A42MX36-CQ256BX130 is a field-programmable gate array (FPGA) from Microchip Technology's 42MX family, offering 54,000 system gates, 1,184 logic modules, and 202 user I/O pins in a 256-pin ceramic CQFP package. It operates at 3.3V and 5.0V, with a maximum internal frequency of 131 MHz and 5.6 ns clock-to-out delay. According to the 40MX and 42MX FPGA Families datasheet, it is a single-chip ASIC alternative for high-volume applications.
What is the price of A42MX36-CQ256BX130?
As of 2026-08-30, the A42MX36-CQ256BX130 is priced at approximately $120.00 for a single unit, with volume discounts reducing the price to around $80.00 at 1,000 units. These prices are estimates based on distributor data and may vary by supplier and order quantity. For the most accurate pricing, request a quote from XAIPART or authorized distributors like DigiKey and Mouser.
Where can I buy A42MX36-CQ256BX130?
The A42MX36-CQ256BX130 can be purchased from XAIPART, as well as authorized distributors such as DigiKey, Mouser, and Octopart. It is also available from independent distributors like Veswin and FPGAkey. As of 2026-08-30, stock availability may vary, so it is recommended to check current inventory and lead times with your preferred supplier.
What is the lead time for A42MX36-CQ256BX130?
The lead time for the A42MX36-CQ256BX130 depends on the supplier and current demand. As of 2026-08-30, typical lead times for this FPGA range from 4 to 12 weeks, but this can vary. For the most accurate lead time, contact XAIPART or your preferred distributor directly, as they can provide real-time availability and delivery schedules.
Is A42MX36-CQ256BX130 in stock?
Stock availability for the A42MX36-CQ256BX130 varies by distributor. As of 2026-08-30, some distributors like DigiKey and Mouser may have limited stock, while others may require a lead time. It is recommended to check current inventory on distributor websites or contact XAIPART for real-time availability and lead time information.
What is the difference between A42MX36-CQ256BX130 and A42MX36-CQ256B?
The A42MX36-CQ256BX130 and A42MX36-CQ256B are both 256-pin CQFP FPGAs from the 42MX family, but the 'X130' suffix indicates a specific speed grade and temperature range. The A42MX36-CQ256B is a standard version, while the 'X130' variant is optimized for higher performance with a maximum internal frequency of 131 MHz. Both have the same gate count and I/O, but the X130 offers faster clock speeds.
What is the difference between A42MX36-CQ256BX130 and A42MX36-3CQ256?
The A42MX36-CQ256BX130 and A42MX36-3CQ256 are both 256-pin CQFP FPGAs, but they differ in speed grade and temperature range. The 'X130' suffix on the CQ256BX130 indicates a maximum internal frequency of 131 MHz, while the '3CQ256' variant operates at a maximum of 100 MHz. Both have 54,000 gates and 202 I/O, but the X130 is faster, making it suitable for higher-performance applications.
When should I choose A42MX36-CQ256BX130 over A42MX36-CQ256B?
Choose the A42MX36-CQ256BX130 over the A42MX36-CQ256B when you need higher performance, as the X130 variant supports a maximum internal frequency of 131 MHz compared to the standard version. This makes it ideal for applications requiring faster clock speeds, such as high-speed data processing or communication interfaces. If your design does not require the extra speed, the standard version may be more cost-effective.
What is the best drop-in replacement for A42MX36-CQ256BX130?
The best drop-in replacement for the A42MX36-CQ256BX130 is the A42MX36-CQ256B, which shares the same 256-pin CQFP package and pinout, making it a direct drop-in replacement. The A42MX36-3CQ256 is also pin-compatible but has a lower maximum frequency of 100 MHz. For a same-package alternative with similar performance, consider the A42MX36-CQ256B, which is available from Microchip and authorized distributors.
Can A42MX36-CQ256B replace A42MX36-CQ256BX130?
Yes, the A42MX36-CQ256B can replace the A42MX36-CQ256BX130 as it is pin-to-pin compatible and shares the same 256-pin CQFP package. However, the CQ256B has a lower maximum internal frequency (100 MHz vs 131 MHz), so ensure your design can operate within that limit. If your application requires the higher speed, the CQ256B may not be suitable.
Where can I download the A42MX36-CQ256BX130 datasheet PDF?
The A42MX36-CQ256BX130 datasheet is available from the Microchip product page at https://www.microchip.com/en-us/product/A42MX36, and the full 40MX and 42MX FPGA Families datasheet can be downloaded from Mouser at https://www.mouser.com/catalog/specsheets/Microchip_Technology_12112023_mx_ds.pdf. Additionally, datasheet aggregators like Alldatasheet and FPGAkey provide PDF copies.
Where can I find the A42MX36-CQ256BX130 pinout?
The pinout for the A42MX36-CQ256BX130 is provided in the 40MX and 42MX FPGA Families datasheet, available from Microchip and Mouser. The device has 256 pins in a CQFP package, with 202 user I/O pins. The pinout diagram is included in the datasheet, and you can also find it on distributor websites like DigiKey and Octopart.
Is A42MX36-CQ256BX130 the same as A42MX36-CQ256B?
No, the A42MX36-CQ256BX130 and A42MX36-CQ256B are not the same. The 'X130' suffix indicates a higher speed grade with a maximum internal frequency of 131 MHz, while the CQ256B operates at up to 100 MHz. They share the same package and pinout, but the X130 variant offers faster performance, making it suitable for more demanding applications.
What are the key specifications of A42MX36-CQ256BX130 that engineers should know?
Engineers should know that the A42MX36-CQ256BX130 is a 54,000-gate FPGA with 1,184 logic modules and 202 user I/O pins in a 256-pin CQFP package. It operates at 3.3V and 5.0V, with a maximum internal frequency of 131 MHz, 5.6 ns clock-to-out, and 2.5 kbits of dual-port SRAM. It is PCI 2.1 compliant and supports mixed-voltage I/O, making it suitable for legacy and high-reliability applications.
What is the best Microchip equivalent for A42MX36-CQ256BX130?
The best Microchip equivalent for the A42MX36-CQ256BX130 is the A42MX36-CQ256B, which is pin-to-pin compatible and shares the same 256-pin CQFP package. It offers the same gate count and I/O, but with a lower maximum frequency of 100 MHz. For a higher-performance option, the A42MX36-2PQG208 provides similar features in a PQFP package.

Справочные инженерные данные для A42MX36-CQ256BX130 — сравнение, рекомендации по проектированию и информация о соответствии.

Руководство по выбору

Choose the A42MX36-CQ256BX130 when you need the highest performance (131 MHz) and a ceramic package with tie bar for improved thermal and reliability characteristics. It is ideal for aerospace, defense, and high-reliability applications where MIL-STD-883 screening is required. If you do not need the maximum speed, the A42MX36-CQ256B offers the same package and pinout at a lower cost with 100 MHz operation. For industrial temperature ranges, consider the A42MX36-3PQG208I or A42MX36-2PQG208I, which are pin-compatible but in a PQFP package. For cost-sensitive designs, the A42MX36-2PQG208 provides similar functionality in a plastic package. All alternatives share the same 256-pin footprint, allowing PCB layout reuse.

Сравнение с аналогами

Параметр Этот товар 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

Ключевые отличия

  • Higher maximum internal frequency of 131 MHz (против A42MX36-CQ256B)
  • Ceramic package with tie bar for improved thermal performance (против A42MX36-2PQG208)
  • MIL-STD-883 screening option (против A42MX36-3CQ256)

Заметки по проектированию

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.

Информация о соответствии

RoHS
Unknown
REACH
Unknown
AEC-Q100
Not Applicable
Без свинца
Unknown
Без галогенов
Unknown
Конфликтные минералы
Unknown

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.

Данные проверены: 2026-08-30 — данные проверены и курируются командой компонентной инженерии XAIPART

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Связанные компоненты & термины

Microchip Technology A42MX36-CQ256BX130 A42MX36-CQ256B A42MX36-3CQ256 A42MX36-2PQG208 FPGA field-programmable gate array 42MX family CQFP ceramic quad flat pack PCI Local Bus Specification v2.1 MIL-STD-883 dual-port SRAM wide-decode circuitry 0.45 um CMOS 54,000 system gates 202 user I/O 5.6 ns clock-to-out 131 MHz 3.3V / 5.0V
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