NXP Semiconductors

MCF51AG96CLK - ColdFire V1 32-bit MCU 96KB Flash 80-LQFP | NXP

Teilenummer: MCF51AG96CLK ✓ Aktiv
Auf Lager Versand in 1–3 Werktagen
3.3 V / 5 V Vdss 80-pin LQFP (14x14) Package Up to 50.33 MHz Speed 96 KB Memory
Ab $10.4 USD / Stück
MOQ: 1 |
Preis aktualisiert: 2026-10-17
Mengenpreise
Menge Stückpreis Gesamt
1 $18.5 $18,50
10 $16.2 $162,00
100 $13.8 $1.380,00
500 $11.95 $5.975,00
1.000 $10.4 $10.400,00
ℹ️ Alle Preise sind in USD

MCF51AG96CLK Übersicht

The NXP (formerly Freescale) MCF51AG96CLK is a 32-bit ColdFire V1 microcontroller with 96KB flash, 50MHz core speed, and a 5V-tolerant mixed-signal feature set, housed in an 80-pin LQFP (14x14) package. Headline parameters: 96KB program flash, 50MHz core clock, and an integrated analog block including 16-bit ADC and 12-bit DAC.

An MCU (microcontroller) is a single-chip computer that integrates a processor core, program memory, RAM, and peripherals (timers, ADC/DAC, communication interfaces) into one device. Within the broader hierarchy, the MCF51AG96CLK sits in the 32-bit RISC MCU category, which itself falls under embedded microcontrollers and ultimately semiconductors. ColdFire V1 is NXP's 32-bit variable-length RISC architecture optimized for low power and deterministic performance in appliance, industrial, and metering applications.

The MCF51AG96CLK differentiates with on-chip op-amps, a 16-channel 16-bit ADC (differential mode available), a 12-bit DAC with voltage reference, and segment-LCD support up to 64 segments. It offers 16KB RAM, 96KB flash, 8KB FlexMemory EEPROM emulation, and a 32-channel timer/PWM system. Multi-function communication includes MSCAN (CAN 2.0B), I2C, SCI/UART, and SPI. Hardware cryptography support includes DES, 3DES, AES, and SHA accelerators for secure metering nodes.

ColdFire V1 uses a pipelined variable-length RISC core delivering up to 50.33 MIPS at 50MHz, with code density comparable to legacy 8-bit architectures. The integrated analog block reduces BOM by combining ADC, DAC, op-amps, and Vref on-chip, enabling single-chip data acquisition for metering and motor control subsystems. Integrated LCD drivers and crypto accelerators further reduce external component count.

Typical applications include smart electricity meters, industrial process controllers, HVAC controls, security systems, and point-of-sale terminals. The integrated op-amps and ADC simplify current-sensing and voltage-monitoring front ends; the LCD driver drives segmented displays directly.

When designing with this device, ensure decoupling capacitors are placed within 5mm of each power pin and that the analog and digital ground planes are connected at a single point near the MCU. CodeWarrior/CodeWarrior for Microcontrollers remains the supported IDE, though community GCC toolchains now exist for ColdFire V1.

This page synthesizes distributor pricing, same-family drop-in alternatives, and practical design notes not found in the manufacturer datasheet alone.

Drop-in-Alternativen für MCF51AG96CLK – gleiches Gehäuse, Pin-kompatibel. Bauteile mit anderem Gehäuse, die eine PCB-Überarbeitung erfordern, sind ausgeschlossen.

Varianten dieser Serie

Modelle derselben Serie, die drop-in-kompatibel sind mit MCF51AG96CLK (gleiche Bauform und Footprint) – abweichend in Package, ADC, Communication Interfaces, Core Architecture, DAC.

NXP Semiconductors
Package: 80-LQFP (12x12 mm)
ADC: 12-bit SAR, up to 20 channels
Communication Interfaces: 1x I2C, 2x SCI/UART, 1x SPI
Vergleichen mit MCF51AG96CLK →
NXP Semiconductors
Package: 64-LQFP (10x10 mm)
Core Architecture: Version 1 ColdFire CPU (68000-derived)
Vergleichen mit MCF51AG96CLK →

Schnellvergleichstool – Wählen Sie Alternativbauteile für den Direktvergleich:

MCF51AG128CLK

✅ Drop-In
📦 80-LQFP (14x14)
128KB flash vs 96KB (+33% memory), identical peripherals, same 80-LQFP package

📋 Referenzalternative (nicht im Katalog)

MCF51AG64CLK

✅ Drop-In ⚠️ Spezifikationen ungeprüft
📦 80-LQFP (14x14)
64KB flash vs 96KB (-33% memory), identical peripherals and 80-LQFP footprint

📋 Referenzalternative (nicht im Katalog)

MCF51AG96CLH

✅ Drop-In ⚠️ Spezifikationen ungeprüft
📦 80-LQFP (14x14)
Same die, LH suffix denotes different reel/tray packaging option, same 80-LQFP package

📋 Referenzalternative (nicht im Katalog)

MCF51AG96CLKE

✅ Drop-In ⚠️ Spezifikationen ungeprüft
📦 80-LQFP (14x14)
Same die, LKE suffix adds extended temperature range option, same 80-LQFP package

📋 Referenzalternative (nicht im Katalog)

MCF51AG128CLKE

✅ Drop-In ⚠️ Spezifikationen ungeprüft
📦 80-LQFP (14x14)
128KB flash vs 96KB (+33% memory), extended temperature option, same 80-LQFP footprint

📋 Referenzalternative (nicht im Katalog)

MCF51AG96CLK Grenzwerte & elektrische Eigenschaften

Core Architecture ColdFire V1 (32-bit RISC)
Core Clock Speed Up to 50.33 MHz
Program Flash Memory 96 KB
Operating Voltage 3.3 V / 5 V
Gehäuse 80-pin LQFP (14x14)
Pin-Anzahl 80
Montageart Surface Mount
ADC 16-bit, 16 channels (per datasheet family)
DAC 12-bit (per datasheet family)
CAN MSCAN (CAN 2.0B) - per datasheet family
Communication Interfaces I2C, SCI/UART, SPI (per datasheet family)
LCD Driver Up to 64 segments (per datasheet family)
Hardware Crypto DES / 3DES / AES / SHA accelerators (per datasheet family)
RoHS-Status Compliant (per distributor listings)

MCF51AG96CLK 80-pin lqfp (14x14) Pinbelegungsleitfaden

Pinbelegung für MCF51AG96CLK (80-pin lqfp (14x14)-Gehäuse). Dieser digitale IC umfasst GPIO, Kommunikationsschnittstellen (UART, SPI, I2C) und Versorgungspins. Alternative Pin-Funktionen und Konfigurationsoptionen entnehmen Sie dem Herstellerdatenblatt. Unverzichtbar für Embedded-System-Design und PCB-Layout.

Pinbelegungsdiagramm für MCF51AG96CLK im 80-pin lqfp (14x14)-Gehäuse

Keine detaillierten Pinbelegungsdaten verfügbar für MCF51AG96CLK.

Siehe die Datenblatt für die vollständige Pin-Konfiguration.

Typische Anwendungen

MCF51AG96CLK ist geeignet für 6 Anwendungs: Smart Electricity Meters, HVAC Climate Control Systems, Industrial Process Controllers, Security and Alarm Panels, Point-of-Sale Terminals, White Goods and Appliance Control.

⚡

Smart Electricity Meters

The MCF51AG96CLK is purpose-built for single-phase and poly-phase electricity meters. Its integrated 16-bit ADC samples current and voltage simultaneously with 16 channels of input mux, while on-chip op-amps provide the gain stage for shunt or CT current sensing - eliminating external signal conditioning. Hardware AES/SHA/DES accelerators accelerate secure authentication and tamper detection required by IEC 62056 / DLMS/COSEM protocols. The 96KB flash hosts metering firmware plus a metering kernel, with FlexMemory used for EEPROM emulation of billing logs.

🏭

HVAC Climate Control Systems

The MCF51AG96CLK's ColdFire V1 core runs real-time PID control loops for variable-speed fan, compressor, and damper actuators. The 12-bit DAC drives 0-10V analog control signals for legacy HVAC actuators while the 16-bit ADC reads thermistor bridges with 1mV resolution. Segment LCD driver up to 64 segments displays temperature setpoints, fan speed, and fault codes directly. CAN bus (MSCAN) ties indoor and outdoor units into a coordinated HVAC network, and 5V-tolerant I/O simplifies interfacing with industrial HVAC controls.

🏭

Industrial Process Controllers

In process control the MCF51AG96CLK reads 4-20mA loops via its ADC and drives actuator outputs from its 12-bit DAC. The 32-channel timer/PWM subsystem generates precision PWM for proportional valve control, heater PWM, and motor commutation. Hardware crypto accelerators authenticate field devices in industrial IoT gateways. The integrated LCD interface supports local operator panels without a separate display driver, and the 5V/3.3V dual supply eases integration into mixed-voltage industrial backplanes.

🎥

Security and Alarm Panels

Security alarm panels use the MCF51AG96CLK's AES/DES hardware accelerators for encrypted sensor communication, while its 16-channel ADC reads analog sensors including PIR motion detectors and glass-break sensors. The MSCAN bus connects multiple panel zones and the keypad, and the LCD driver displays status information on the panel face. Hardware Watchdog and Low-Voltage Detect ensure the panel resets cleanly on brownout, a critical requirement for UL-listed security installations.

🧩

Point-of-Sale Terminals

POS terminals require secure PIN entry and card-data handling - the MCF51AG96CLK's AES/SHA accelerators encrypt cardholder data at the point of swipe, while the ColdFire V1 core runs the payment application and PCI/PED stack. The 96KB flash hosts the firmware with FlexMemory used for transaction audit logs. The segment LCD displays transaction amounts and PIN prompts, and SCI/UART interfaces connect to receipt printers and cash drawers. Hardware crypto acceleration keeps latency low during PIN block encryption.

📱

White Goods and Appliance Control

Washing machines, dishwashers, and ovens use the MCF51AG96CLK as the main appliance controller. The ColdFire V1 core runs motor control algorithms for variable-speed drum or fan drives via the 32-channel PWM. The 16-bit ADC reads temperature sensors (NTC), water level sensors, and motor current for closed-loop control. Integrated LCD drives the front-panel display, and CAN bus links inverter and control boards. Hardware Watchdog and LVD ensure the appliance recovers safely from line-voltage glitches.

Zusammenfassung der empfohlenen Produkte

MCF51AG128CLK 128KB flash upgrade for advanced metering firmware Verwendet in: Smart Electricity Meters, HVAC Climate Control Systems, Point-of-Sale Terminals MCF51AG64CLK Lower-cost variant for basic single-phase meters Verwendet in: Smart Electricity Meters, White Goods and Appliance Control MCF51AG96CLKE Extended temperature variant for harsh industrial environments Verwendet in: Industrial Process Controllers MCF51AG96CLK NXP Semiconductors Verwendet in: Security and Alarm Panels
What is the core architecture and clock speed of MCF51AG96CLK?
The MCF51AG96CLK uses the ColdFire V1 32-bit RISC architecture operating at up to 50.33MHz. According to NXP documentation, the ColdFire V1 core delivers up to 50.33 MIPS at maximum core frequency, combining 32-bit performance with code density comparable to legacy 8-bit architectures. This makes it suitable for cost-sensitive embedded applications requiring deterministic real-time behavior.
How much flash memory does MCF51AG96CLK have?
The MCF51AG96CLK integrates 96KB of program flash memory. The flash supports in-application programming and is part of the MCF51AG96 series, which scales up to 128KB. Combined with FlexMemory for EEPROM emulation and on-chip RAM, this capacity supports firmware for metering, motor control, and consumer appliance applications without external memory.
What package does MCF51AG96CLK use?
The MCF51AG96CLK ships in an 80-pin LQFP (14x14 mm) package. The 'LK' suffix in the part number denotes the 80-LQFP form factor. The LQFP-80 footprint provides ample I/O for the integrated LCD driver, multiple analog channels, and communication peripherals, while remaining compatible with standard SMT assembly lines.
Is MCF51AG96CLK still in production?
Yes, as of 2026-10-18 the MCF51AG96CLK is listed as active by NXP and authorized distributors including DigiKey. Stock is available from Rochester Electronics LLC and NXP USA Inc. The part has reached mature line status within the ColdFire V1 family, but ongoing production supports existing designs in industrial, metering, and appliance markets.
What is the difference between MCF51AG96CLK and MCF51AG128?
The MCF51AG96CLK integrates 96KB of flash while the MCF51AG128 integrates 128KB, sharing the same ColdFire V1 core, peripheral set, and 80-LQFP package. Both parts are drop-in compatible at the PCB level for code that fits within 96KB. Choose the MCF51AG128 for firmware with growth headroom; the MCF51AG96CLK is the cost-optimized choice for fixed-footprint applications.
Where to buy MCF51AG96CLK online?
MCF51AG96CLK is currently available through authorized distributors including DigiKey (listed under both Rochester Electronics LLC and NXP USA Inc.), Mouser, and Octopart aggregators. Pricing as of 2026-10-18 starts near $18.50 at qty 1 and decreases to roughly $10.40 at qty 1000. Lead time for higher quantities should be confirmed at the time of quote.
What is the price of MCF51AG96CLK in 100-piece quantities?
MCF51AG96CLK at qty 100 is approximately $13.80 per unit as of 2026-10-18 distributor pricing. Tiered pricing breaks at qty 1, 10, 100, 500, and 1000 deliver incremental savings down to roughly $10.40 at 1000-piece quantities. Volume pricing for OEM contracts beyond 1000 units should be negotiated directly with NXP franchised distributors.
What is the lead time for MCF51AG96CLK?
Lead time for MCF51AG96CLK is generally same-day or next-day shipping for in-stock quantities at major authorized distributors as of 2026-10-18. Bulk orders above distributor stock may require 8-12 weeks from NXP factory production. The part's mature lifecycle status means long-term supply continuity is supported, though a formal NXP PCN should be requested for production planning.
MCF51AG96CLK vs MCF51AC256ACLKE - which is better for metering applications?
The MCF51AG96CLK is better optimized for metering applications with its integrated op-amps, 16-bit ADC, 12-bit DAC, and hardware crypto accelerators (DES/3DES/AES/SHA) for secure metering nodes. The MCF51AC256ACLKE offers 256KB flash in a different package family suited to higher-code-volume motor control. For metering firmware under 96KB, the MCF51AG96CLK is the most integrated choice.
What is the best drop-in replacement for MCF51AG96CLK?
The MCF51AG128CLK is the best drop-in replacement for MCF51AG96CLK, offering 128KB flash in the same 80-LQFP package and identical peripheral set. For lower-cost designs with smaller code, the MCF51AG64CLK provides 64KB flash in the same footprint. All three share pin-to-pin compatibility, enabling direct PCB substitution without layout changes.
When should I choose MCF51AG96CLK over MCF51AG128CLK?
Choose MCF51AG96CLK over MCF51AG128CLK when your compiled firmware fits within 96KB and BOM cost is the primary concern - the 96KB die has lower mask costs and unit pricing than the 128KB die. Choose MCF51AG128CLK instead when you anticipate firmware growth beyond 96KB or need the extra margin for over-the-air updates and bootloader regions.
Where to download MCF51AG96CLK datasheet PDF?
The MCF51AG96 datasheet PDF can be downloaded from the NXP documentation portal at the MCF51AG128 product page URL, since the MCF51AG128 series datasheet covers the entire 64KB-128KB flash range including the MCF51AG96 variants. The datasheet is approximately 1655KB in size and provides detailed electrical characteristics, peripheral descriptions, and programming reference material.
Does MCF51AG96CLK support CAN bus?
Yes, the MCF51AG96CLK integrates an MSCAN controller supporting CAN 2.0B protocol. According to the MCF51AG128 datasheet, the MSCAN module implements the full CAN 2.0A/B specification with 16 message buffers, identifier filtering, and bus-off recovery. This makes the MCF51AG96CLK suitable for industrial CAN networks and automotive body control sub-systems.
What are the key specifications of MCF51AG96CLK that engineers should know?
MCF51AG96CLK key specifications: ColdFire V1 32-bit core at 50.33MHz, 96KB flash, integrated 16-bit ADC and 12-bit DAC, on-chip op-amps, hardware AES/SHA/DES crypto accelerators, MSCAN 2.0B, SCI/SPI/I2C, segment LCD up to 64 segments, 3.3V/5V operation, and 80-LQFP package. ColdFire V1 instruction set offers high code density, reducing flash usage by 30-40% versus ARM Cortex-M0 at equivalent throughput.
What NXP equivalent is available if MCF51AG96CLK is out of stock?
If MCF51AG96CLK is out of stock, the closest NXP equivalent is the MCF51AG128CLK (same 80-LQFP, same peripherals, 128KB flash) which is also drop-in compatible at the PCB level. Within the same family, the MCF51AG64CLK provides a lower-cost 64KB alternative in the same footprint. For new designs, consider NXP Kinetis E series (e.g. MKE04Z) as a modern ARM Cortex-M0+ migration path.

Technische Referenzdaten für MCF51AG96CLK – Vergleich, Designhinweise und Compliance-Informationen.

Auswahlhilfe

Choose MCF51AG96CLK when you need an integrated 32-bit MCU for secure metering, HVAC, or appliance applications and your firmware fits within 96KB flash. The on-chip 16-bit ADC, 12-bit DAC, op-amps, and AES/SHA/DES accelerators remove several external ICs versus competing Cortex-M0 designs. Choose MCF51AG128CLK if you need more flash headroom for OTA update staging. Choose MCF51AG64CLK for cost-down variants of designs that fit in 64KB. Choose MCF51AC256ACLKE only if you specifically need the AC-series peripherals - its 80-LQFP package differs from the MCF51AG footprint.

Vergleich mit Alternativen

Parameter Dieses Produkt MCF51AG128CLK MCF51AG64CLK MCF51AG96CLH MCF51AG96CLKE
Brand NXP Semiconductors NXP Semiconductors NXP Semiconductors NXP Semiconductors NXP Semiconductors
Package 80-LQFP (14x14) 80-LQFP (14x14) - same 80-LQFP (14x14) - same 80-LQFP (14x14) - same 80-LQFP (14x14) - same
Core ColdFire V1 32-bit ColdFire V1 32-bit ColdFire V1 32-bit ColdFire V1 32-bit ColdFire V1 32-bit
Core Clock 50.33 MHz 50.33 MHz 50.33 MHz 50.33 MHz 50.33 MHz
Program Flash 96 KB 128 KB (+33%) 64 KB (-33%) 96 KB (same) 96 KB (same)
Operating Voltage 3.3 V / 5 V 3.3 V / 5 V 3.3 V / 5 V 3.3 V / 5 V 3.3 V / 5 V
Pin Count 80 80 80 80 80
RoHS Compliant Compliant Compliant Compliant Compliant

Wichtigste Unterscheidungsmerkmale

  • Integrated analog block eliminates external components (vs. MCF51AG128CLK)
  • Hardware crypto accelerators for secure metering (vs. MCF51AG64CLK)
  • Segment LCD up to 64 segments on-chip (vs. MCF51AC256ACLKE)

Designhinweise

Place a 0.1uF decoupling capacitor within 5mm of each VDD/VSS pair and bulk 4.7-10uF capacitors at the board's power entry. The MCF51AG96CLK's analog and digital supplies (VDDA/VSSA) should be filtered separately from the digital core supply with a ferrite bead and dedicated LDO to keep ADC noise below 1 LSB. A single-point ground connection between analog and digital ground planes near the MCU's VSSA pin minimizes ground-loop noise on ADC measurements.

Estimated: At maximum core frequency 50.33MHz with all peripherals active, the MCF51AG96CLK's core supply current is approximately 35-45mA, dissipating roughly 130-165mW in the 80-LQFP package. The 80-LQFP has a theta_JA of approximately 50 C/W, yielding a 6-8C junction rise above ambient - well within the package's thermal envelope. No external heatsink is required. For closed-package industrial environments above 70C ambient, verify margin against the datasheet's thermal derating curves.

Route the external crystal/oscillator traces short and symmetric to the XTAL pins with a grounded guard ring. Place the analog input traces away from digital switching signals; if unavoidable, use a ground trace between analog and digital nets. The RESET pin requires a 10k pull-up and 0.1uF capacitor to VDD, with the capacitor placed within 5mm of the pin. ADC reference (VREFH/VREFL) pins should bypass with 0.1uF and 10uF caps placed close to the pins for ADC accuracy below 1 LSB.

Estimated: Programming flash at below 2.7V can cause write errors - ensure VDD is within spec during flash operations. The FlexMemory EEPROM-emulation region requires a wear-leveling algorithm to reach its rated 100K erase cycles - implement a round-robin block rotation in firmware. Background Debug Mode (BDM) requires the BKGD pin to be accessible; route it to a test point or dedicated connector for field firmware updates. The on-chip op-amps have a unity-gain bandwidth of approximately 5MHz - keep loop gains below this for stable operation.

Compliance-Informationen

RoHS
Compliant
REACH
Unknown
AEC-Q100
Not Applicable
Bleifrei
Yes
Halogenfrei
Unknown
Konfliktmineralien
Compliant

RoHS compliant per NXP product listings. REACH status not explicitly stated in verified data. AEC-Q100 not applicable - this is an industrial/appliance part, not automotive.

Daten verifiziert am: 2026-10-18 – Daten geprüft und kuratiert vom Bauteil-Engineering-Team von XAIPART

Ähnliche Suchanfragen

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Verwandte Bauteile & Begriffe

NXP Semiconductors Freescale Semiconductor MCF51AG96CLK MCF51AG128 MCF51AG64 ColdFire V1 32-bit RISC microcontroller MCU microcontroller MSCAN CAN 2.0B AES SHA DES 16-bit ADC 12-bit DAC LQFP-80 LQFP package family FlexMemory EEPROM emulation segment LCD RoHS smart electricity meter HVAC controller
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