XC9536XL-7VQ44C - 36-Macrocell 3.3V CPLD | Xilinx
Référence : XC9536XL-7VQ44C ✓ ActifXC9536XL-7VQ44C Présentation
A complex programmable logic device is a user-programmable semiconductor that combines nonvolatile configuration memory, programmable logic elements, interconnect resources, and general-purpose I/O. Within the broader hierarchy, a CPLD is a programmable logic device and semiconductor, positioned between discrete logic and larger programmable FPGA fabrics. The XC9500XL family is intended for designs requiring deterministic routing and stable logic implementation in moderate logic-density applications.
Key device features include 36 macrocells, 34 I/O pins, and approximately 800 usable gates. The device supports in-system programming with at least 10,000 program and erase cycles, allowing logic configuration to be updated without removing it from its circuit board. Its specified operating supply range is 3 V to 3.6 V, while its operating temperature range is -40°C to +85°C.
The XC9536XL-7VQ44C uses the FastCONNECT II switch-matrix architecture and contains 54V18 function blocks. According to the XC9536XL manufacturer datasheet, the associated logic implementation provides predictable timing across programmable configurations. These characteristics make the device useful for bus decoding, state-machine control, display and peripheral interfacing, legacy system control, and fixed-function logic that must be reconfigured during manufacturing or field updates.
Typical applications include industrial automation, consumer electronics, telecommunications, embedded control panels, and board-level interface consolidation. The 34 available I/O pins provide sufficient connectivity for parallel buses, control signals, status indicators, and communication interfaces. In-System Programmability is particularly useful when production configurations, revision logic, or board test sequences vary between assembled units.
When designing around this CPLD, confirm the voltage requirements of every attached I/O device before connecting it to the 3.3 V core. Keep programming access routed for reliable in-system operation, and account for signal conditioning, series resistance, and connector loading on externally exposed pins. The package also contains lead and is identified as RoHS non-compliant, which must be considered for regulated and environmentally restricted production programs.
This page consolidates the device specifications, family alternatives, package constraints, and practical implementation guidance engineers need when evaluating the XC9536XL-7VQ44C for an existing 44-pin CPLD design.
Alternatives de remplacement direct pour XC9536XL-7VQ44C — même boîtier, compatible broche à broche. Les références à boîtier différent nécessitant une retouche du PCB sont exclues.
XC9536XL-7VQG44C
✅ Remplacement direct📋 Alternative de référence (hors catalogue)
XC9536XL-5VQG44C
✅ Remplacement direct📋 Alternative de référence (hors catalogue)
XC9536XL-10VQG44C
✅ Remplacement direct📋 Alternative de référence (hors catalogue)
XC9536XL-7VQ44C Valeurs maximales et caractéristiques électriques
| Device Type | Complex Programmable Logic Device (CPLD) |
| Programmable Type | In-System Programmable |
| Minimum Program/Erase Endurance | 10,000 cycles |
| Macrocells | 36 macrocells |
| User I/O | 34 I/O pins |
| Usable Gates | Approximately 800 gates |
| Function Blocks | 54V18 function blocks |
| Maximum Propagation Delay | 7.5 ns |
| Logic Elements | 2 logic elements |
| Architecture | FastCONNECT II switch matrix |
| Core Supply Voltage | 3 V to 3.6 V |
| Nominal Supply Voltage | 3.3 V |
| Plage de température de fonctionnement | -40°C to +85°C |
| Boîtier | 44-pin VQFP, 10 mm × 10 mm |
| Type de montage | Surface mount |
| Statut RoHS | RoHS non-compliant |
| Lead-Free Status | Contains lead |
Guide de configuration des broches du XC9536XL-7VQ44C 44-pin vqfp, 10 mm × 10 mm
Configuration des broches du XC9536XL-7VQ44C (boîtier 44-pin vqfp, 10 mm × 10 mm). Ce circuit intégré numérique comprend des GPIO, des interfaces de communication (UART, SPI, I2C) et des broches d'alimentation. Consultez la fiche technique du fabricant pour les fonctions alternatives des broches et les options de configuration. Indispensable pour la conception de systèmes embarqués et la conception de circuits imprimés.
Aucune donnée de brochage détaillée disponible pour XC9536XL-7VQ44C.
Consultez la fiche technique pour la configuration complète des broches.
Applications typiques
XC9536XL-7VQ44C convient pour 6 applications: Industrial Automation Control, Embedded Interface Consolidation, Telecommunications Line Interface Control, Consumer Peripheral Control, Programmable Test and Measurement Fixture, Security and Access Control.
Industrial Automation Control
The XC9536XL-7VQ44C fits machine-control logic that coordinates sensors, actuators, interlocks, and operator indicators within a 3.3 V system. Its 36 macrocells and 34 user I/O pins provide capacity for parallel input conditioning, output sequencing, fault latching, and compact state-machine implementations. The 7.5 ns maximum propagation delay supports deterministic control paths, while In-System Programming allows board-level configuration changes to be handled during production or field maintenance. The -40°C to +85°C operating range suits many industrial environments, although the lead-containing, RoHS non-compliant status must be checked against equipment standards.
Recommandé
Embedded Interface Consolidation
The XC9536XL-7VQ44C is useful for consolidating several slow-speed interfaces into a common control fabric. A typical implementation can decode address and command signals, manage chip selects, arbitrate access, and coordinate data-valid indicators across legacy peripherals. Its 34 I/O pins are sufficient for multiple parallel buses and discrete controls, and the 800-gate logic capacity supports moderately complex state machines. Because the device operates from 3 V to 3.6 V, external devices must share compatible logic levels or use appropriate interface components. Static timing analysis should verify the 7.5 ns propagation-delay limit for each registered path.
Recommandé
Telecommunications Line Interface Control
The XC9536XL-7VQ44C can support line-card control logic for alarm monitoring, relay sequencing, status reporting, and backplane command decoding. Its 36 macrocells and 34 configurable I/O pins allow several low-speed channels to be handled by one programmable device, while In-System Programming supports configuration updates without board removal. The 3.3 V supply range integrates naturally with modern 3.3 V interface logic, but designers must maintain the device's specified operating-temperature range and isolate external line signals from the CPLD. The non-compliant environmental status should be reviewed against the applicable telecommunications procurement requirements.
Recommandé
Consumer Peripheral Control
The XC9536XL-7VQ44C can implement control logic for consumer peripherals that require programmable sequencing but do not justify a large FPGA. Typical functions include button decoding, display multiplexing, indicator timing, connector control, and coordination between a host interface and local actuators. Its 800-gate capacity and 34 I/O pins suit moderate fan-out, while the 44-pin VQFP package permits compact board placement. For new consumer products, verify lead restrictions early because the XC9536XL-7VQ44C contains lead and is identified as RoHS non-compliant. Legacy product revisions may still benefit from its compact logic and reprogrammability.
Recommandé
Programmable Test and Measurement Fixture
The XC9536XL-7VQ44C is suitable for programmable fixture logic that routes tester channels, drives control lines, captures status, and sequences measurements. A fixture controller can use the CPLD's 34 I/O pins for parallel DUT control and its In-System Programming capability for board-specific test configurations. The 7.5 ns maximum propagation delay helps maintain predictable sequencing between control and acknowledgment signals. Engineers should account for input rise and fall times, external loading, and the voltage tolerance of each tester channel. If the fixture exposes external connectors, add appropriate protection rather than relying on the CPLD for surge-energy handling.
Recommandé
Security and Access Control
The XC9536XL-7VQ44C can implement access-control sequencing, lock-state monitoring, keypad scanning, alarm masking, and communication between a controller and peripheral security hardware. Its programmable macrocell structure supports fixed logic with field-update capability, while 34 I/O pins provide sufficient parallel connections for readers, indicators, and door-control outputs. The device should operate only within its specified 3 V to 3.6 V supply range, and external electromechanical or network-connected lines must use suitable isolation and protection. Security-critical designs should also add fail-safe behavior so a CPLD reset or configuration state cannot unintentionally unlock or energize a controlled output.
Recommandé
Récapitulatif des produits recommandés
Données de référence d'ingénierie pour XC9536XL-7VQ44C — comparaison, recommandations de conception et informations de conformité.
Guide de sélection
Comparaison avec les alternatives
| Paramètre | Ce produit | XC9536XL-7VQG44C | XC9536XL-5VQG44C | XC9536XL-10VQG44C |
|---|---|---|---|---|
| Brand | Xilinx | Xilinx | Xilinx | Xilinx |
| Package | 44-pin VQFP, 10 mm × 10 mm | 44-pin VQFP - same package family | 44-pin VQFP - same package family | 44-pin VQFP - same package family |
| Macrocells | 36 macrocells | 36 macrocells | 36 macrocells | 36 macrocells |
| User I/O | 34 I/O pins | 34 I/O pins | 34 I/O pins | 34 I/O pins |
| Usable Gates | Approximately 800 gates | Approximately 800 gates | Approximately 800 gates | Approximately 800 gates |
| Maximum Propagation Delay | 7.5 ns | 7.5 ns | 5 ns | 10 ns |
| Supply Voltage Range | 3 V to 3.6 V | 3 V to 3.6 V | 3 V to 3.6 V | 3 V to 3.6 V |
| Programmable Type | In-System Programmable, minimum 10,000 cycles | In-System Programmable, minimum 10,000 cycles | In-System Programmable, minimum 10,000 cycles | In-System Programmable, minimum 10,000 cycles |
| Operating Temperature Range | -40°C to +85°C | Not stated | Not stated | Not stated |
| Special Feature | FastCONNECT II switch matrix, 54V18 function blocks | FastCONNECT II switch matrix, 54V18 function blocks | FastCONNECT II switch matrix, 54V18 function blocks | FastCONNECT II switch matrix, 54V18 function blocks |
Principaux différenciateurs
- Provides a 33% lower propagation-delay figure than the slower family alternative (vs XC9536XL-10VQG44C)
- Retains the same speed designation and 44-pin VQFP family footprint as the closest alternative (vs XC9536XL-7VQG44C)
- Offers a distinct timing choice for designs needing either faster or slower grades (vs XC9536XL-5VQG44C)
Notes de conception
Treat every externally accessible XC9536XL-7VQ44C I/O as a potentially noisy or electrically hostile signal. Confirm that attached devices operate at compatible 3.3 V logic levels, account for connector loading and input transition time, and follow the manufacturer pin descriptions before assigning external functions. Programmable I/O can mask timing violations by using different configurations, so validate the final programmed design rather than relying on general family behavior. Keep sensitive or high-speed routing away from adjacent programmable outputs where unintended transitions could couple into the board.
Route the 44-pin VQFP footprint using the manufacturer package drawing, including pin numbering, exposed or thermal features if present, and the recommended land pattern. Place programming-access signals so they remain usable without assembly changes, and provide short, direct return paths for the supply pins. The component operates from 3 V to 3.6 V, so verify rail sequencing and tolerance at every connected interface. Because the package contains lead, a new RoHS-compliant PCB design should confirm whether this legacy device is permissible before releasing the board for production.
Calculate supply demand from both the CPLD core and the external I/O paths instead of relying only on a nominal core-current figure. Estimated: core power equals measured average core current multiplied by 3.3 V, while each continuously driven output contributes the product of its logic voltage and average current. Account separately for switching activity, I/O direction changes, and adjacent outputs driving a terminated or low-impedance load. Use the datasheet current limits and absolute maximum ratings as boundaries, and include decoupling and bulk capacitance selected for the actual rail impedance and switching profile.
Do not assume that a matching 44-pin VQFP footprint guarantees a drop-in replacement. Verify the complete pin description table, supply pins, configuration pins, I/O behavior, speed grade, temperature limits, and package dimensions for every proposed substitute. The -5, -7, and -10 variants differ in timing, while the G and C ordering suffixes may encode qualification or temperature distinctions. Re-run synthesis, place-and-route, static timing analysis, and board-level programming tests after any device change.
Informations de conformité
The component is identified as RoHS non-compliant and contains lead. AEC-Q100 qualification, REACH status, halogen-free status, and conflict-minerals status were not established by the available product information.
