XC9536XL-7PC44C - 36-Macrocell CPLD, 34 I/O | Xilinx
MPN： XC9536XL-7PC44C ✗ 停產XC9536XL-7PC44C 概覽
A complex programmable logic device, or CPLD, is a user-programmable semiconductor that combines a flexible logic architecture with nonvolatile configuration storage. CPLDs occupy the middle ground between simple programmable logic arrays and larger FPGAs. They are commonly used for glue logic, bus decoding, interface adaptation, state machines, address decoding, and control logic that benefits from fast deterministic routing and in-system reconfiguration.
The XC9536XL architecture provides 54V18 function blocks, 36 macrocells, and approximately 800 usable gates. Its 34 I/O pins support the integration of multiple control and data signals in a compact device. In-system programmability allows the configuration memory to be updated while the circuit remains operational, making the CPLD useful for field upgrades, production programming, and prototype refinement without replacing the device.
The XC9536XL-7PC44C uses 3.3 V CMOS technology and is specified in a 44-pin J-lead PLCC package with a square package code of QCCJ. Its 5 ns propagation-delay value provides deterministic behavior for control logic, while the 178.6 MHz speed rating supports clocked state machines and moderately timed interface functions. The commercial grade and 0.35 µm process place this device in a mature programmable-logic family.
Typical applications include industrial control interfaces, peripheral bus decoding, instrumentation logic, embedded-system address translation, data acquisition control, and legacy platform consolidation. The 34-I/O count makes the device especially suitable for designs that need more logic than a small GAL or simple microcontroller output can provide, without requiring a large FPGA.
PCB design should preserve the PLCC footprint and route programming and control signals away from high-speed or switching nodes. Use the manufacturer pin description table when assigning tracks, confirm decoupling requirements from DS058, and validate every external interface against the selected I/O standard. Because the device is lead-containing and RoHS non-compliant, its regulatory status must be considered for new commercial and export-sensitive designs.
This page combines the device architecture, verified specifications, package details, drop-in alternatives, comparison data, and practical implementation guidance to support design selection, footprint verification, sourcing, and lifecycle-risk assessment.
直接替換替代品，適用於 XC9536XL-7PC44C — 相同封裝，腳位對腳位相容。需重新設計 PCB 的不同封裝零件不列入。
此系列的變體
與下列產品可直接替換的同系列型號： XC9536XL-7PC44C （相同外形與佔位） — 差異在於 Device Type.
XC9536XL-7PC44I
✅ 直接替換📋 參考替代品（不在目錄中）
XC9536XL-7PCG44C
✅ 直接替換📋 參考替代品（不在目錄中）
XC9536XL-5PC44C
✅ 直接替換📋 參考替代品（不在目錄中）
XC9536XL-10PC44C
✅ 直接替換📋 參考替代品（不在目錄中）
XC9536-7PC44C
✅ 直接替換聯絡詢價
查看資料表 →XC9536XL-7PC44C 最大額定值與電氣特性
| Device Type | High-performance CPLD |
| Programmable Type | In-system programmable |
| Minimum Program/Erase Cycles | 10,000 cycles |
| Number of Macrocells | 36 macrocells |
| Number of User I/O | 34 I/O |
| Usable Gates | 800 gates |
| Function Block Architecture | 54V18 function blocks |
| Propagation Delay | 5 ns |
| Maximum Device Frequency | 178.6 MHz |
| 供應電壓 | 3.3 V |
| Process Technology | 0.35 µm CMOS |
| Package Type | 44-pin PLCC, J-lead |
| Package Code | QCCJ |
| Package Shape | Square |
| Number of Terminals | 44 terminals |
| Temperature Grade | Commercial |
| 安裝類型 | Surface mount |
| Lead-Free Status | Contains lead |
| RoHS 狀態 | RoHS non-compliant |
| Programming Interface | In-system programming |
| Datasheet Revision | DS058, revision 1.8 |
XC9536XL-7PC44C square 腳位配置指南
XC9536XL-7PC44C（square 封裝）的腳位配置。 此數位 IC 包含 GPIO、通訊介面（UART、SPI、I2C）與電源腳位。替代腳位功能與配置選項請參閱製造商資料表。對嵌入式系統設計與 PCB 佈局至關重要。
無詳細腳位定義資料： XC9536XL-7PC44C.
請參閱 資料表 以查看完整腳位配置。
典型應用
XC9536XL-7PC44C 適用於 6 應用s: Industrial Address Decoding, Peripheral Bus Interface Control, Data Acquisition Control, Embedded System Glue Logic, Instrumentation Signal Conditioning, Legacy Platform Consolidation.
Industrial Address Decoding
The XC9536XL-7PC44C is well suited to industrial address decoding because its 36 macrocells and 34 user I/O pins can implement multiple decode equations and control outputs without relying on a large FPGA. Its 5 ns propagation delay provides short, predictable combinational paths, while the 3.3 V supply matches many legacy control boards. Place the CPLD close to the buses it decodes, route address and command signals away from switching nodes, and use DS058 to confirm every bank and I/O voltage assignment before layout release.
推薦
Peripheral Bus Interface Control
The XC9536XL-7PC44C can implement state machines, chip-select generation, and protocol translation for a 3.3 V peripheral bus. Its 36 macrocells provide enough logic for multi-cycle sequencing, and in-system programming permits firmware or configuration revisions without replacing the device. The 44-pin PLCC footprint also supports repair and legacy-system consolidation. Designers should define bus ownership in the design tool, include contention-safe tri-state behavior, and validate propagation timing against the slowest participating peripheral.
推薦
Data Acquisition Control
The XC9536XL-7PC44C fits acquisition systems that require deterministic sequencing between sensors, converters, and memory. Thirty-four I/O pins can distribute enables, selects, triggers, and status signals, while the 5 ns propagation delay supports tightly coordinated control functions. The commercial temperature grade suits controlled indoor equipment. Keep analog and high-impedance sensor paths separated from CPLD switching activity, follow the decoupling guidance in AMD DS058, and review timing for every acquisition trigger relationship.
推薦
Embedded System Glue Logic
The XC9536XL-7PC44C is useful when a microcontroller or processor requires programmable glue logic for chip selects, reset sequencing, interrupt routing, or legacy signal translation. The 36-macrocell capacity provides more flexibility than simple fixed logic, while the 178.6 MHz device rating supports clocked control functions. The in-system-programmable architecture allows logic revisions during product maintenance. Keep firmware and CPLD configuration under separate revision control, define startup ownership clearly, and validate power-up states through the system timing budget.
推薦
Instrumentation Signal Conditioning
The XC9536XL-7PC44C can implement control logic for instrumentation front ends, including range selection, measurement gating, status encoding, and relay-command sequencing. Its 36 macrocells and 34 I/O pins allow several instrument functions to be consolidated in one PLCC device. The 5 ns propagation delay helps maintain predictable sequencing between measurement channels. Use grounded return paths, isolate sensitive inputs from digital switching activity, and check supply tolerances and I/O thresholds against the instrument front end before production release.
推薦
Legacy Platform Consolidation
The XC9536XL-7PC44C is appropriate for consolidating several PLDs or discrete glue-logic devices into one configurable CPLD. Thirty-four I/O pins and 800 usable gates provide meaningful capacity while retaining the 44-pin PLCC package used by established assemblies. In-system programming supports lifecycle updates and manufacturing flexibility. Before replacement, compare every terminal assignment, power pin, and I/O standard, then regenerate and statically time the design for the -7 speed grade rather than assuming logic interchangeability.
推薦
推薦產品摘要
工程參考資料，適用於 XC9536XL-7PC44C — 比較、設計指引及合規資訊。
選型指南
與替代品比較
| 參數 | 本產品 | XC9536XL-7PC44I | XC9536XL-7PCG44C | XC9536XL-5PC44C | XC9536XL-10PC44C | XC9536-7PC44C |
|---|---|---|---|---|---|---|
| Package | PLCC-44 (QCCJ) | PLCC-44 (QCCJ) | PLCC-44 (QCCJ) | PLCC-44 (QCCJ) | PLCC-44 (QCCJ) | PLCC-44 (QCCJ) |
| Brand | Xilinx | Xilinx | Xilinx | Xilinx | Xilinx | Xilinx |
| Device Type | High-performance CPLD | High-performance CPLD | High-performance CPLD | High-performance CPLD | High-performance CPLD | CPLD |
| Speed Designation | -7 | -7 | -7 | -5 | -10 | -7 |
| Supply Voltage | 3.3 V | 3.3 V | 3.3 V | 3.3 V | 3.3 V | 3.3 V |
主要差異化特點
- Direct 7 ns speed-class family match (對比XC9536XL-7PCG44C)
- Industrial-grade replacement path (對比XC9536XL-7PC44I)
- Commercial configuration retained (對比XC9536XL-10PC44C)
- XC9500XL architecture retained (對比XC9536-7PC44C)
設計說明
Treat the PLCC footprint as a pin-sensitive interface rather than a generic 44-terminal grid. Follow the physical terminal-numbering drawing in AMD DS058, preserve pin-1 orientation, and avoid placing vias or tall components where they interfere with the socket or heatsink. Because the package has 34 user I/O pins, maintain consistent, short routing from the device to nearby passive and connector networks, while keeping programming and clock traces away from switching-power nodes.
Use the supply-decoupling network and operating limits defined in AMD DS058, including the specified voltage tolerance and capacitor characteristics. Place bulk and high-frequency decoupling close to the associated power terminals, with a low-impedance return path to the supply or ground plane. Estimate worst-case dissipation from supply voltage, device activity, and I/O loading, then verify that the PLCC and board construction remain within their intended commercial-temperature operating environment.
Do not treat the XC9536XL-5PC44C and XC9536XL-10PC44C as unconditional functional substitutes for the -7 device. Their timing grades differ from the target, so rerun static timing analysis and confirm external setup and hold requirements. The XC9536XL-7PC44I changes the environmental grade, and the XC9536XL-7PCG44C changes the lead-free ordering configuration. In every case, compare the exact terminal and electrical tables before releasing a replacement BOM.
Assign I/O standards only after checking the output and input thresholds required by every connected device. Avoid driving a shared bus from multiple configured outputs, and specify deterministic power-up states for shared-enable or reset signals. Keep sensitive measurement inputs away from the PLCC socket and programming interface, and use ground-plane continuity rather than long ground traces. A short, repeatable layout is especially important when restoring this legacy package in an existing industrial assembly.
合規資訊
The device is identified as containing lead and as RoHS non-compliant. No REACH, halogen-free, conflict-minerals, or automotive-qualification status is stated.
