LC4032C-5T48C - 32-Macrocell 5ns CPLD | Lattice
料号： LC4032C-5T48C ✗ 停产| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $0 | $0.00 |
| 10 | $0 | $0.00 |
| 100 | $0 | $0.00 |
| 500 | $0 | $0.00 |
| 1,000 | $0 | $0.00 |
LC4032C-5T48C 概述
A CPLD is a user-programmable digital logic device that sits between fixed-function gate arrays and higher-end FPGAs in the broader semiconductor hierarchy. Unlike a microcontroller that executes software sequentially, a CPLD configures interconnected logic blocks into parallel hardware circuits. That architecture can provide deterministic control behavior without a software event loop, while in-system programmability supports design iteration, configuration storage, and field updates when the surrounding platform supports them.
The verified source identifies the LC4032C family as a super-fast, high-density PLD, while the distributor ordering code identifies this exact variant as a 32-macrocell device with a 5 ns speed designation in a 48-pin TQFP package. Those are the only performance values confirmed in the supplied data. Core supply voltage, macrocell architecture details, I/O standards, propagation-delay breakdown, maximum operating frequency, current consumption, and supported input/output counts remain unverified and must be confirmed in the manufacturer datasheet before release to production.
Typical uses include industrial control logic, peripheral glue, bus decoding, state-machine implementation, data-format conversion, board-level sequencing, and embedded subsystem interfaces. A CPLD is especially useful when several small control blocks must operate concurrently, external logic has grown beyond simple gates, or a product revision is likely. The exact architecture should be selected by compiling the intended design with the supported Lattice toolchain and checking timing against the external interface requirements.
The 48-pin TQFP is a PCB-surface-mount package associated with the TQFP family. Before layout, verify the exact pin assignments, exposed-pad status, pin multiplexing, and programming interface from the official LC4032C documentation. The compact package helps reduce board area, but fine-pitch routing requires adequate clearances, a reliable ground plane, and careful decoupling around every applicable supply pin.
A practical design review should compare the 5 ns family designation with the actual timing closure required by the slowest clock-domain crossing or I/O path. Device speed grade alone does not guarantee system timing; board delay, external component delay, constraints, and selected I/O mode must be included. For sourcing, compare the DigiKey, Octopart, and distributor availability records as of 2026-10-23, then obtain an authorized quotation for production quantities.
This page consolidates the verified distributor descriptions, package and device-class details, sourcing links, and engineering cautions for LC4032C-5T48C. It deliberately distinguishes confirmed MPN data from electrical parameters that remain unavailable, helping engineers locate the part, assess package compatibility, and plan the next verification step without treating unconfirmed specifications as production facts.
LC4032C-5T48C 最大额定值与电气特性
| Device Type | CPLD / complex programmable logic device |
| Product Family | LC4032C super-fast high-density PLD |
| Macrocell Count | 32 macrocells |
| Speed Designation | 5 ns |
| 封装 | 48-pin TQFP |
| 安装类型 | Surface mount |
| Logic Type | Programmable digital logic |
| Distributor Ordering Code | LC4032C-5T48C-ND |
LC4032C-5T48C 48-pin tqfp 引脚配置指南
LC4032C-5T48C（48-pin tqfp 封装）的引脚配置。 该数字 IC 包含 GPIO、通信接口（UART、SPI、I2C）和电源引脚。请参阅制造商数据手册以了解复用引脚功能和配置选项。对嵌入式系统设计和 PCB 布局至关重要。
暂无详细引脚数据： LC4032C-5T48C.
请参阅 数据手册 以查看完整引脚配置。
典型应用
LC4032C-5T48C 适用于 8 应用s: Industrial Control Logic, Peripheral Bus Interface and Decoding, Data Format Conversion, Sequencer and Safety Interlock Logic, Communication Interface Conditioning, Board-Level Power Sequencing, Test and Measurement Control, Programmable Logic Learning and Prototyping.
Industrial Control Logic
LC4032C-5T48C can consolidate deterministic control functions into one 32-macrocell programmable device when a machine controller needs motor-command sequencing, interlocks, alarms, and state transitions. The verified 5 ns speed designation provides a starting point for timing review, but engineers must compile the actual logic and obtain manufacturer timing tables before assigning a clock frequency. In an industrial design, the CPLD can sit beside a microcontroller to offload repetitive or time-critical parallel logic, reduce discrete gate count, and make board revisions easier through programmable configuration. Supply-voltage tolerance, I/O thresholds, operating temperature, isolation boundaries, and transient immunity remain release-critical because they are not stated in the supplied excerpts.
推荐
Peripheral Bus Interface and Decoding
The LC4032C-5T48C is applicable to bus decoding, address qualification, chip-select generation, protocol-state tracking, and peripheral glue when several deterministic signals must operate in parallel. Its verified 32-macrocell capacity and 48-pin TQFP package make it a candidate for consolidating modest interface logic around a host processor. The 5 ns family marking should be checked against the actual external interface timing, including board delay and peripheral setup and hold requirements. Validate every bidirectional signal's voltage level and direction from the complete manufacturer pin table because the supplied data does not confirm I/O standards, pin multiplexing, or supported operating voltage.
推荐
Data Format Conversion
LC4032C-5T48C can implement parallel-to-serial formatting, byte reordering, lane alignment, and other combinational or registered data-path functions that are too specialized for ordinary application code. Parallel hardware can process multiple bits simultaneously and provide predictable latency after timing closure. The verified device class and macrocell count support this use case, although actual implementable width depends on each macrocell's truth table, flip-flop, interconnect, and I/O allocation. Before committing, compile the mapping, inspect critical-path timing, and confirm the 48-pin package exposes enough usable I/O for the selected voltage standard and board architecture.
推荐
Sequencer and Safety Interlock Logic
The LC4032C-5T48C is a candidate for machine startup sequences, permissive interlocks, fault latches, and redundant digital decisions that should execute independently of a higher-level processor loop. A CPLD implements these paths as hardware gates and flip-flops, which can be useful when the sequence must be deterministic. The verified 32-macrocell count provides a defined logic budget, but the actual depth of nested logic and available registers must be checked in the device architecture. Safety use requires a formal hazard analysis and evidence that the selected device, package, and quality grade satisfy the applicable machine-safety standard; none of those qualifications are established in the supplied data.
推荐
Communication Interface Conditioning
LC4032C-5T48C can be evaluated for protocol framing, break detection, CRC state updates, command filtering, and other parallel support logic surrounding serial or network transceivers. Its deterministic hardware implementation can isolate time-sensitive behavior from a host processor. The 5 ns speed designation is relevant to timing budgets, but no maximum clock or I/O timing is stated, so it must not be converted directly into a 200 MHz claim. Confirm logic-resource use, supported I/O voltage, clock tolerance, setup and hold values, and package pin availability from official documentation. Where signal integrity or isolation matters, place suitable transceiver and protection components at the board boundary rather than asking the CPLD to perform those functions.
推荐
Board-Level Power Sequencing
LC4032C-5T48C can implement register-based rail sequencing, delayed enables, fault response, and reset coordination where discrete timing logic would otherwise occupy multiple packages. The programmable state machine makes rail order easier to change without relayout. However, the verified excerpts do not identify the device supply voltage or any I/O voltage tolerance, so it must not be connected directly to higher-voltage power-control or enable networks without confirmed limits. Use appropriate level translation and gate drive where needed, and verify startup behavior across all power states. Timing assertions should be derived from the compiled design and characterized over the required voltage and temperature range rather than from the 5 ns family label alone.
推荐
Test and Measurement Control
LC4032C-5T48C can consolidate pattern generation, channel selection, trigger routing, and instrument-control state tracking in compact test equipment. The 32 macrocells and 48-pin TQFP package are relevant when several fixed control paths must run deterministically beside a processor or FPGA. The available 5 ns designation may help narrow the architecture, but timing margins must be calculated from actual compiled paths and external instrument delays. Signal-integrity design should separate sensitive analog or high-speed nodes from programmable-logic switching, use controlled-return routing, and provide termination where required. Confirm operating temperature, supply noise sensitivity, and I/O compatibility before using the device in production instrumentation.
推荐
Programmable Logic Learning and Prototyping
LC4032C-5T48C can support education and proof-of-concept work where students or engineers need to implement counters, decoders, state machines, interfaces, and registered datapaths in a compact CPLD. The verified 32-macrocell size provides enough visible logic structure for meaningful laboratory projects without moving immediately to a large FPGA. Because the supplied sources do not verify supply voltage, pinout, programming connector details, or supported tool versions, the first step is to authenticate the exact datasheet and verify the development-board schematic. Use a common-ground programming interface and controlled I/O levels, then validate timing constraints and unused pins before connecting external circuits.
推荐
推荐产品汇总
工程参考数据： LC4032C-5T48C ——对比、设计指导和合规信息。
选型指南
设计说明
Do not treat the 5 ns in the MPN as a guaranteed 200 MHz operating frequency. It is a speed designation, while usable frequency depends on the compiled logic path, I/O mode, supply voltage, temperature, and timing constraints. Obtain the exact manufacturer timing tables, create complete constraints, and inspect setup, hold, recovery, removal, and clock-domain-crossing reports before release. Also confirm the authenticated 48-pin pinout; the supplied search results do not provide individual pin assignments.
Route all configuration, clock, and high-fanout signals away from noisy or fast-switching nets, and place any required bypass capacitors close to the device's confirmed supply and ground pins. Before routing, obtain the official TQFP-48 land pattern, pin-one orientation, and exposed-pad details. A generic package image is insufficient for manufacturing. Use a continuous ground reference, appropriate fanout for programming signals, and assembly capabilities suitable for the package pitch verified from the manufacturer drawing.
Verify supply voltage, I/O thresholds, input tolerance, output-drive capability, and power-up behavior before connecting the programmable-logic device to system rails. The supplied excerpts contain no electrical limits, so adding decoupling values or level shifters from memory would be unsafe. Base capacitor selection and sequencing on the official datasheet, then calculate worst-case rail tolerance and I/O leakage in the actual schematic. This is particularly important when external pull-ups or neighboring powered domains can back-power an unpowered CPLD.
Separate configuration pins and sensitive clock inputs from high-current switching paths, even when the nominal logic is low speed. Keep the programming connector or header accessible, provide defined states for unused pins according to the manufacturer guidance, and inspect all external pull-ups during reset and power-down. Where the CPLD drives latched loads, confirm that state transitions cannot create unsafe outputs. Document test points for configuration, clock, reset, and critical fault signals to simplify production validation.
Do not approve LC4032V variants as substitutes for LC4032C-5T48C from naming similarity or a generic cross-reference result. The verified material does not prove identical package pins, supply voltage, I/O standards, macrocell mapping, timing, programming, or tool support. A production substitution requires a side-by-side manufacturer datasheet review, schematic and pinout comparison, timing recompilation, hardware regression testing, and procurement approval. Any legacy bitstream must also be regenerated and verified for the exact replacement device.
合规信息
The verified excerpts do not provide exact-compliance claims for LC4032C-5T48C or order code LC4032C-5T48C-ND. Obtain current manufacturer declarations before procurement or regulated deployment.
