XC9572XL - 3.3V 72-Macrocell CPLD 5ns | Xilinx AMD
부품 번호: XC9572XL ✓ 활성| 수량 | 단가 | 합계 |
|---|---|---|
| 1 | $5.85 | $5.85 |
| 10 | $5.27 | $52.70 |
| 100 | $4.68 | $468.00 |
| 500 | $4.22 | $2,110.00 |
| 1,000 | $3.9 | $3,900.00 |
XC9572XL 개요
A CPLD is a type of programmable logic device that sits between simple PLDs and FPGAs in the programmable logic hierarchy. Unlike FPGAs, which use look-up tables and volatile configuration memory, CPLDs use macrocell-based sum-of-products architecture with nonvolatile program storage, delivering deterministic, pin-to-pin timing and instant-on operation at power-up. This makes CPLDs the workhorse choice for glue logic, bus interfacing, and power-sequencing control in embedded systems.
The XC9572XL is comprised of four 54V18 Function Blocks, each containing 18 macrocells. Key features include 3.3V core operation targeted at high-performance, low-voltage applications in leading-edge communications and computing systems; industry-leading pin-locking capability through a switch matrix that routes flexibly; and multiple speed grades (-5, -7, -10) so designers can trade speed against cost. Individual output enables and slew-rate-limited outputs ease 3.3V bus interfacing.
Architecturally, every macrocell is a registered or combinational function generator with product-term allocation, allowing dense state machines without wasting resources. Because configuration is stored in nonvolatile memory across the XC9500XL family, no external boot flash or configuration controller is required, simplifying BOM and board design compared with SRAM-based FPGAs.
Typical applications include address decoding and glue logic in embedded processors, bus bridging and interfacing in communications equipment, power-up reset and sequencing control, industrial I/O expansion, and legacy system life-cycle extensions where deterministic timing matters.
Design-wise, use the -5 speed grade only where the 5 ns timing is genuinely needed; the -10 grade offers the best value for most glue-logic tasks. Note that design entry requires the legacy Xilinx ISE toolchain, which no longer runs natively on modern Windows.
This page synthesizes distributor pricing, drop-in alternatives across speed grades and packages, and practical design notes not found in the manufacturer datasheet DS057.
드롭인 대체품: XC9572XL — 동일 패키지, 핀 호환. PCB 재작업이 필요한 다른 패키지 부품은 제외됩니다.
빠른 비교 도구 — 나란히 비교할 대체 부품을 선택하십시오:
XC9572XL-5VQ44C
✅ 드롭인📋 참조 대체품 (카탈로그에 없음)
XC9572XL-7VQ44C
✅ 드롭인📋 참조 대체품 (카탈로그에 없음)
XC9572XL-10VQG44C
✅ 드롭인📋 참조 대체품 (카탈로그에 없음)
XC9572XL 최대 정격 & 전기적 특성
| Logic Family | XC9500XL CPLD |
| 공급 전압 | 3.3 V |
| Usable Gates | 1,600 |
| Macrocells | 72 |
| Function Blocks | 4 (54V18 Function Blocks) |
| Pin-to-Pin Propagation Delay | 5 ns (fastest speed grade) |
| Speed Grades | -5, -7, -10 |
| Program Memory Type | Nonvolatile (in-system programmable) |
| Target Applications | High-performance, low-voltage communications and computing systems |
| Package Options | VQFP-44 (VQ44), VQFP-64 (VQ64), CSP48 |
| 실장 유형 | Surface Mount |
| Operating Temperature (C suffix) | 0C to +70C |
| Operating Temperature (I suffix) | -40C to +85C |
| Design Software | Xilinx ISE |
| Manufacturer | Xilinx (AMD) |
XC9572XL vqfp-44 (vq44), vqfp-64 (vq64), csp48 핀 구성 가이드
XC9572XL(vqfp-44 (vq44), vqfp-64 (vq64), csp48 패키지)의 핀 구성입니다. 이 디지털 IC에는 GPIO, 통신 인터페이스(UART, SPI, I2C), 전원 핀이 포함되어 있습니다. 대체 핀 기능과 구성 옵션은 제조사 데이터시트를 참조하십시오. 임베디드 시스템 설계와 PCB 레이아웃에 필수적입니다.
다음에 대한 상세 핀아웃 데이터 없음: XC9572XL.
다음을 참조하십시오: 데이터시트 전체 핀 구성은 다음을 참조하십시오.
일반적인 애플리케이션
XC9572XL 적합 용도: 6 애플리케이션s: Address Decoding and Glue Logic, Communications and Networking Equipment, Power Sequencing and Reset Control, Legacy System Life-Cycle Extension, FPGA Configuration and System Control, Industrial I/O Expansion and Interfacing.
Address Decoding and Glue Logic
The XC9572XL is the classic choice for processor glue logic: 72 macrocells in four 54V18 Function Blocks implement address comparators, chip-select generation, wait-state logic, and bus transceiver control with deterministic 5-10 ns pin-to-pin delays. Because its configuration is nonvolatile, decode logic is active the instant power is applied, which is essential for processor boot sequences that need chip selects before software runs. The 3.3V supply matches modern microprocessor I/O rails directly, and individual output enables let one device serve multiple shared buses. Unlike an SRAM FPGA, no external boot flash or configuration controller is needed, reducing BOM cost and board area. Use the -10 speed grade for most decode tasks and reserve the -5 grade for very fast bus interfaces. Per the DS057 datasheet, the switch matrix preserves pin assignments across design changes, protecting PCB layout investment during ECOs.
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Communications and Networking Equipment
Per the DS057 datasheet, the XC9572XL was explicitly targeted at high-performance, low-voltage applications in leading-edge communications and computing systems, and it remains common in line cards, control planes, and backplane interfaces. The 3.3V I/O directly drives standard telecom logic levels, and the 5 ns (-5 grade) pin-to-pin delay supports fast handshaking between PHYs, MACs, and system controllers. The 72 macrocells absorb frame-sync generation, LED/status multiplexing, interrupt aggregation, and FPGA configuration control (done/init sequencing). Its nonvolatile programming means line cards are functional at slot insertion without a host download, simplifying hot-swap behavior. Slew-rate-limited outputs help control signal integrity on backplane traces. For designs that outgrow 72 macrocells, the pin-compatible XC95144XL doubles the resources within the same XC9500XL toolchain and programming flow.
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Power Sequencing and Reset Control
Multi-rail boards need supervised power-up sequencing, and the XC9572XL implements it in silicon that is active at the first millivolt thanks to nonvolatile configuration. Typical functions include rail-monitor AND/gating of power-good signals, enable sequencing of DC-DC converters, watchdog and reset generation using the dedicated GSR global set/reset resource, and brownout latch logic. The deterministic 5-10 ns pin-to-pin delay means enable skew between rails is predictable and repeatable across units, unlike microcontroller-based sequencing that depends on firmware boot time. The dedicated GCK global clock supports measured delay counters, and the GTS global three-state control lets all outputs park safely during fault conditions. With 72 macrocells there is ample headroom to combine sequencing with other control glue logic, eliminating a discrete supervisor IC in cost-sensitive designs.
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Legacy System Life-Cycle Extension
The XC9500XL family, including the XC9536XL, XC9572XL, and XC95144XL per distributor IC-Components data, is a mainstay for keeping legacy industrial, test, and communications equipment alive after original PLDs (such as older EPM7128-class devices or PAL/GAL devices) go end-of-life. The XC9572XL's 72 macrocells comfortably absorb several classic 22V10 or 16V8 devices, consolidating multiple obsolete parts into one available chip. Its JTAG in-system programming allows field retrofit through existing headers without desoldering. Because program storage is nonvolatile, replacement boards behave identically to originals at power-up. The main caution is toolchain: design updates require the legacy Xilinx ISE software, which no longer runs natively on Windows 10, so maintain a VM or Linux environment. Stock multiple speed grades and packages, since distributor availability varies by exact ordering code.
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FPGA Configuration and System Control
In FPGA-based systems, a small CPLD like the XC9572XL commonly supervises the FPGA itself: driving program/initialization signals, multiplexing configuration sources (master serial vs JTAG), gating clocks before configuration completes, and holding the FPGA in reset until all rails are stable. The XC9572XL's instant-on nonvolatile logic is ideal because it must act before any processor or FPGA firmware runs. Its 72 macrocells leave room for fan control, status LED sequencing, and front-panel switch debouncing alongside configuration control. The dedicated GCK input supports clean clock gating, and 3.3V I/O matches typical FPGA banks. Deterministic 5-10 ns timing simplifies analysis of the configuration state machine. This architecture pattern appears widely in AMD/Xilinx reference designs and board-level application notes for the Virtex and Spartan families.
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Industrial I/O Expansion and Interfacing
Industrial controllers use the XC9572XL to expand limited microcontroller I/O into wider parallel interfaces, implement encoder counters and quadrature decoding, generate PWM channels, and bridge between 3.3V logic and industrial signal levels through external transceivers. The 72 macrocells support several independent state machines simultaneously because each 54V18 Function Block routes independently through the switch matrix, minimizing inter-block timing hazards. Commercial (C) versions cover 0C to +70C while industrial (I) suffix parts, such as the XC9572XL-10VQG44I class, are rated to -40C to +85C for factory-floor environments. The nonvolatile configuration ensures I/O logic is alive the moment power appears, matching hard-wired safety expectations in machinery. Deterministic pin-to-pin delays make counter and PWM timing verifiable by inspection rather than simulation-heavy timing closure, reducing validation effort in safety-relevant upgrades.
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추천 제품 요약
엔지니어링 참조 데이터: XC9572XL — 비교, 설계 지침 및 규정 준수 정보.
선택 가이드
대체품과의 비교
| 파라미터 | 이 제품 | XC9572XL-5VQ44C | XC9572XL-7VQ44C | XC9572XL-10VQG44C | XC9572XL-7CS48C | XC9572XL-10VQG64C |
|---|---|---|---|---|---|---|
| Package | VQFP-44 (VQ44) | VQFP-44 (VQ44) - same | VQFP-44 (VQ44) - same | VQFP-44 (VQ44) - same (lead-free) | CSP-48 - different footprint | VQFP-64 - different footprint |
| Brand | Xilinx (AMD) | Xilinx (AMD) | Xilinx (AMD) | Xilinx (AMD) | Xilinx (AMD) | Xilinx (AMD) |
| Macrocells | 72 | 72 | 72 | 72 | 72 | 72 |
| Usable Gates | 1,600 | 1,600 | 1,600 | 1,600 | 1,600 | 1,600 |
| Supply Voltage | 3.3 V | 3.3 V | 3.3 V | 3.3 V | 3.3 V | 3.3 V |
| Function Blocks | 4 (54V18) | 4 (54V18) | 4 (54V18) | 4 (54V18) | 4 (54V18) | 4 (54V18) |
| Pin-to-Pin Replacement (VQ44 footprint) | Reference | Yes | Yes | Yes | No (CSP48) | No (VQ64) |
| Design Software | Xilinx ISE | Xilinx ISE | Xilinx ISE | Xilinx ISE | Xilinx ISE | Xilinx ISE |
주요 차별점
- Fastest available speed grade in the same footprint (vs XC9572XL-10VQG44C)
- Better cost for timing-relaxed designs (vs XC9572XL-5VQ44C)
- RoHS/lead-free ordering code for new designs (vs XC9572XL-10VQ44C (non-G))
설계 노트
Budget the toolchain before the silicon. The XC9572XL is programmed exclusively through the legacy Xilinx ISE software, which no longer installs natively on Windows 10 (as noted in the DigiKey forum thread on XC95xxXL alternatives). Set up a Windows 7 virtual machine or use the Linux ISE build early in the project, and archive your ISE project sources and the toolchain installer itself for future maintenance. A working bitstream source is as critical to long-term supply as the physical parts.
Decouple the 3.3V supply with at least 0.1 uF ceramic per supply pin plus one bulk 10 uF capacitor per device. XC9500XL macrocells draw transient current on each switching event routed through the central switch matrix, so simultaneous output switching on wide buses can induce supply droop and ground bounce if the power distribution network is weak. Keep the VCCINT and VCCIO decoupling loops tight and connect the dedicated ground pins directly to a solid ground plane; slew-rate-limited output settings in ISE further reduce switching noise on long traces.
Wire the four JTAG pins (TDI, TDO, TMS, TCK) to a standard 2x7 header in the Xilinx chain topology even if you never plan in-system updates; TCK should be short and, if long, buffered or series-terminated (typically 22-33 ohm) to prevent double-clocking. Tie TMS high through a pull-up so an un-driven header cannot place the device in an undefined state. Reserve the GCK global clock pin for the fastest system clock rather than a general I/O to get clean global routing. Following these conventions keeps the board compatible with standard Xilinx programming cables and future field updates.
규정 준수 정보
G-suffix ordering codes (e.g. XC9572XL-10VQG64C, XC9572XL-10VQG44C) denote the lead-free/RoHS-grade offerings; exact certificates must be confirmed per MPN on the AMD product page.
