MC6802CL - 8-Bit Microprocessor, 40-Pin DIP | Motorola
Référence : MC6802CL ✗ Fin de vie| Qté | Prix unitaire | Total |
|---|---|---|
| 1 | $56.783 | $56,78 |
| 10 | $56.783 | $567,83 |
| 100 | $56.783 | $5 678,30 |
| 500 | $56.783 | $28 391,50 |
| 1 000 | $56.783 | $56 783,00 |
MC6802CL Présentation
What is an 8-bit microprocessor? An 8-bit microprocessor is a programmable processing unit whose data bus and general-purpose register architecture operate on 8-bit values. In the system hierarchy, a microprocessor is a semiconductor IC and a central processing element within an embedded control system. The MC6802 family extends the Motorola M68 architecture with logic-level control, clock-related circuitry, and application-specific external support. Because it is a legacy device, designers must verify timing, memory-interface behavior, temperature limits, and signal states from the original manufacturer documentation before using it in new production hardware.
The verified data confirms that MC6802CL uses a 40-terminal industrial-grade DIP package. The larger through-hole footprint provides straightforward prototyping, socketed assembly, repairability, and good mechanical serviceability compared with a fine-pitch surface-mount package. Its rectangular DIP form factor is useful for legacy controller, industrial-control, instrumentation, and educational replication projects where existing boards and sockets are already designed around a 40-pin footprint. No figure, clock frequency, memory size, supply voltage, operating-temperature range, or instruction-set detail is provided in the supplied search records.
The MC6802 is associated with Motorola's M68 family and is commonly discussed in the context of the MC6800 architecture. The MC6802 family data identifies it as a monolithic 8-bit microprocessor with clock and optional RAM capabilities. These characteristics make it a functional member of the broader 8-bit microprocessor category rather than a microcontroller with integrated flash memory, peripherals, and a crystal oscillator. Applications commonly need external memory, address decoding, input/output interfacing, clock support, and carefully designed reset and power circuitry.
Typical uses include preserving or repairing an existing Motorola M68-based controller, recreating an industrial or instrumentation system, and supplying a processor for an educational or laboratory design. Its 40-pin DIP package is particularly useful where socketed assembly and field replacement are more valuable than minimizing board area. The main engineering tradeoff is obsolescence: availability may be limited to specialist inventory, and new designs should be validated for long-term supply, radiation or temperature requirements, and exact timing behavior.
When constructing or repairing a board around the MC6802CL, begin with the original MC6802 datasheet and the specific board schematic. Verify every supply, clock, reset, interrupt, bus, and control signal against the manufacturer documentation rather than relying on generic 6800-family schematics. The supplied MC6802 datasheet result identifies a 22-page document, but its document revision number is not provided and therefore is not asserted here.
This page combines verified package and sourcing information with a conservative engineering assessment. It also distinguishes confirmed facts from parameters requiring datasheet review, helping engineers evaluate the MC6802CL for legacy-system maintenance without mistaking inferred information for manufacturer specifications.
Alternatives de remplacement direct pour MC6802CL — même boîtier, compatible broche à broche. Les références à boîtier différent nécessitant une retouche du PCB sont exclues.
Outil de comparaison rapide — sélectionnez des références alternatives pour une comparaison côte à côte :
Aucune alternative de remplacement direct disponible pour ce produit.
Demander des alternativesMC6802CL Valeurs maximales et caractéristiques électriques
| Processor Type | 8-bit microprocessor |
| Manufacturer | Motorola |
| Product Family | M68 |
| Device Type | Microprocessor IC |
| Architecture | 8-bit |
| Number of Terminals | 40 |
| Package Code | DIP |
| Package Shape | Rectangular |
| Terminal Form | Through-hole |
| Type de montage | Through-hole |
| Temperature Grade | Industrial |
| Implementation | Monolithic |
| Clock Support | Present in MC6802 family |
| Optional RAM Support | Present in MC6802 family |
Guide de configuration des broches du MC6802CL rectangular
Configuration des broches du MC6802CL (boîtier rectangular). 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 MC6802CL.
Consultez la fiche technique pour la configuration complète des broches.
Applications typiques
MC6802CL convient pour 6 applications: Legacy Industrial Controller Repair, Instrumentation Control System, Educational 8-Bit Processor Platform, Vintage Pinball and Arcade Control, Motorola M68 Processor Demonstrator, Obsolete Equipment Continuation Support.
Legacy Industrial Controller Repair
The MC6802CL fits repair of an existing Motorola M68-based industrial controller because the verified part is an industrial-grade, 40-terminal through-hole DIP microprocessor. Its package preserves compatibility with an existing socket and avoids a surface-mount redesign when the board already implements the MC6802 bus, address decoding, interrupt, and clock arrangements. The repair workflow should still compare every board signal with the original schematic and manufacturer datasheet, especially supply sequencing and undocumented board-level adaptations. The principal trade-off is long-term availability: the part is obsolete, and a successful component substitution must account for exact suffix behavior, timing, temperature, and any board-specific modifications. A modern microcontroller would be smaller and more available, but it would require PCB and firmware changes rather than socket-level replacement.
Recommandé
Instrumentation Control System
The MC6802CL is appropriate for reproducing or maintaining an 8-bit instrumentation control system whose original design uses a 40-pin DIP processor. The confirmed through-hole architecture is practical for prototypes, socketed construction, and maintenance where component access and mechanical reliability matter more than footprint area. The MC6802 family's documented clock and optional RAM characteristics provide the core architecture around which memory and input/output circuitry can be reconstructed. Engineers must verify supply voltage, clock limits, bus timing, interrupt priority, and signal levels from the manufacturer datasheet because those values are not contained in the supplied listings. For new instrumentation, a supported microcontroller generally offers better procurement and development support, while this processor remains valuable for preserving behavior and firmware compatibility.
Recommandé
Educational 8-Bit Processor Platform
The MC6802CL supports a laboratory platform for studying Motorola's M68 8-bit microprocessor architecture because it uses a straightforward 40-pin through-hole DIP package that is accessible on a breadboard or socketed training board. Students can connect address and data buses, memory, clock, reset, interrupt, and I/O circuits while observing how a simple 8-bit processing unit coordinates a larger embedded system. The obsolete status adds historical context but requires clear instructions about sourcing, power sequencing, and signal compatibility. Because no verified clock, supply-voltage, or memory-size values are available in the supplied records, the course design should teach students to extract those details from the original datasheet rather than infer them from modern controller conventions.
Recommandé
Vintage Pinball and Arcade Control
The MC6802CL is relevant to restoration of vintage pinball or arcade control boards that depend on the MC6802 family's clock and optional RAM behavior. The 40-pin DIP package permits socketed service replacement and preserves the mechanical arrangement of an original motherboard. Retrofitting requires careful inspection of the board's memory devices, clock network, bus buffers, and custom glue logic because early processor boards often contain undocumented revisions. The verified industrial-grade marking may be useful in controlled environments, but it does not establish automotive qualification or modern environmental compliance. A programmable-logic implementation can preserve a system when original silicon is unavailable, yet it is a redesign with new timing and verification obligations rather than a true drop-in replacement.
Recommandé
Motorola M68 Processor Demonstrator
The MC6802CL is well suited to a purpose-built Motorola M68 processor demonstrator because it exposes the MC6802 family's central control role through a conventional 40-pin DIP interface. A demonstrator can pair the processor with external memory and simple I/O to show how address decoding, data transfer, interrupts, and low-power control states operate in an 8-bit architecture. The large through-hole package simplifies construction and educational probing. It also creates a deliberate contrast with current mixed-signal and embedded products, helping learners distinguish a processor from a microcontroller with integrated memory and peripherals. Supply rails, clock timing, reset sequencing, and unused-pin states must be established from the manufacturer documentation before energizing the board.
Recommandé
Obsolete Equipment Continuation Support
The MC6802CL can support continuation of obsolete equipment when preserving the original processor architecture is necessary for compatibility with existing firmware, memory maps, and I/O hardware. Its 40-terminal DIP package makes inspection, socket replacement, and field maintenance comparatively straightforward. The part is listed by specialist distributors, including Rochester Electronics channels, which may offer more traceability than an unbranded marketplace component. However, supply depth and traceability should be confirmed for the required quantity, and incoming inspection should consider condition, marking, and sourcing history. If the equipment has safety-critical or high-availability requirements, a supported modern platform with a complete functional-safety and lifecycle assessment is normally safer than extending an obsolete processor without qualified change control.
Recommandé
Récapitulatif des produits recommandés
Données de référence d'ingénierie pour MC6802CL — comparaison, recommandations de conception et informations de conformité.
Guide de sélection
Comparaison avec les alternatives
| Paramètre | Ce produit |
|---|---|
| Package | 40-terminal rectangular DIP |
| Brand | Motorola |
| Device Type | 8-bit microprocessor IC |
| Terminal Count | 40 |
| Terminal Form | Through-hole |
| Temperature Grade | Industrial |
| Architecture | 8-bit |
| Family | Motorola M68 |
| Clock Support | Present in MC6802 family |
| Optional RAM Support | Present in MC6802 family |
| Verified Price as of 2026-10-23 | $56.7830 starting price |
Principaux différenciateurs
- Confirmed industrial-grade legacy processor package (vs Z84C0020PEC)
- Physical serviceability in restoration work (vs LFE2-20E-5F484C)
- Specialist-channel sourcing visibility (vs D6802 IP core)
Notes de conception
Do not treat every device labeled MC6802 as an automatic replacement for MC6802CL. Confirm the exact suffix, package, temperature grade, clock arrangement, and all board-level modifications against the original ordering information and schematic. The verified record establishes a 40-terminal industrial DIP, but it does not expose the complete pin table, supply limits, clock frequency, or memory organization. These missing values must come from the manufacturer datasheet before socket replacement or board energization.
Reconstruct the complete power, reset, and clock network before inserting MC6802CL into an aged board. Verify rail voltage and sequencing from the original schematic, inspect decoupling capacitors, and use an oscilloscope to check that reset remains asserted and the clock is stable during power-up. Avoid applying power until bus-direction and control pins are confirmed because a missing address decoder or incorrect clock source can cause repeated bus activity or unintended writes to attached memory.
Preserve the original 40-pin DIP footprint and socket whenever repairing an existing MC6802CL board. The verified package is through-hole and rectangular, which supports socketed serviceability but occupies substantial board area. Check pin-one orientation, socket type, lead diameter, and row spacing against the package drawing before installation. For a new board, prototype with a socket and generous test access rather than soldering the processor permanently, since lifecycle risk makes replacement likely.
Treat the address, data, and control network as a complete synchronous system rather than testing only the processor. Identify every latch, buffer, decoder, and memory device, then verify address setup, data-bus turnaround, and control timing with the manufacturer timing data. A replacement processor alone cannot restore a board whose custom glue logic, bus transceivers, or undocumented memory decode has failed. Capture waveforms at the IC pins before and after replacement to separate CPU failure from peripheral failure.
Informations de conformité
The verified results identify industrial temperature grade but do not provide RoHS, REACH, lead-free, halogen-free, or conflict-minerals declarations. AEC-Q100 is not applicable because no automotive qualification is stated.
