MC908AP64CFAER528 - 8-bit HC08 MCU 64KB Flash 48-LQFP | NXP
Teilenummer: MC908AP64CFAER528 ✗ Abgekündigt| Menge | Stückpreis | Gesamt |
|---|---|---|
| 1 | $7.5 | $7,50 |
| 10 | $6.8 | $68,00 |
| 100 | $6.1 | $610,00 |
| 500 | $5.45 | $2.725,00 |
| 1.000 | $4.85 | $4.850,00 |
MC908AP64CFAER528 Übersicht
What is an 8-bit microcontroller? An 8-bit microcontroller (MCU) is a small computer-on-a-chip integrating a CPU, program storage (Flash/ROM), working memory (RAM), and a fixed set of peripheral interfaces such as timers, ADC channels, communication ports, and GPIOs onto a single silicon die. Within the broader taxonomy of semiconductors, 8-bit MCUs sit beneath 32-bit microcontrollers and microprocessors; the MC908AP64 belongs to the M68HC08 family, an evolutionary successor to the classic M68HC05 family. The HC08AP family specifically targets low-cost, high-volume automotive body electronics and industrial control applications that benefit from on-chip Flash, a 10-bit ADC, and LIN-friendly timer architecture.
Key features of the MC908AP64CFAER528 include 64KB (64K x 8) Flash program memory, 2KB of on-chip RAM, 32 general-purpose I/O lines, an internal oscillator that eliminates external crystal cost, and a 10-bit successive-approximation ADC with up to 8 input channels. The CPU08 core runs at 8MHz bus frequency and offers an extended instruction set over the older HCO5 core. The 48-LQFP package exposes 32 I/Os to the PCB, providing generous routing flexibility for mixed analog/digital designs while keeping the die footprint compact at 7 x 7 mm.
Typical applications include automotive body control modules (BCMs), instrument clusters, HVAC actuators, LIN slave nodes, white-goods motor control boards, security and alarm panels, and small industrial sensor-conditioning boards. Designers also use the HC08AP64 in low-cost replacement designs for legacy HC05 systems where migration to a higher-end Cortex-M0+ device is not economically justified. The integrated 10-bit ADC with 8 channels is well-matched to resistive-bridge and thermistor analog front-ends typical in appliance and HVAC systems.
When designing with the MC908AP64CFAER528, plan for the part's 5V-tolerant I/O, leave generous decoupling on VDD/VSS pairs (100 nF plus 10 uF bulk), and route the ADC reference pin (VREF) away from switching nodes. The part is well-supported by Freescale/NXP's CodeWarrior HC08 toolchain and P&E Micro's Cyclone/Multilink debug hardware, which simplifies prototype bring-up and in-field firmware updates.
This page synthesizes distributor pricing, same-package drop-in alternatives within the HC08AP family, and practical design notes (oscillator behavior, ADC accuracy, and debug-tool compatibility) that are not consolidated in the manufacturer datasheet alone.
Drop-in-Alternativen für MC908AP64CFAER528 – 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 MC908AP64CFAER528 (gleiche Bauform und Footprint) – abweichend in Package, ADC, Program Memory Size, Core, RAM Size.
Schnellvergleichstool – Wählen Sie Alternativbauteile für den Direktvergleich:
MC908AP64ACBE
✅ Drop-In✓ Auf Lager
$9.45 / Stück
Datenblatt ansehen →MC908AP32CFBE
✅ Drop-In✓ Auf Lager
Preis auf Anfrage
Datenblatt ansehen →MC908AP16ACBE
✅ Drop-In✓ Auf Lager
$5.4 / Stück
Datenblatt ansehen →MC908AP64CFAER528 Grenzwerte & elektrische Eigenschaften
| Family | HC08AP (M68HC08 family) |
| Core | CPU08 (8-bit) |
| Program Memory (Flash) | 64 KB (64K x 8) |
| RAM | 2 KB (2K x 8) |
| CPU Clock Frequency | 8 MHz |
| ADC | 10-bit, 8 channels |
| Number of I/O Pins | 32 |
| Oscillator Type | Internal |
| Gehäuse | 48-LQFP (7 x 7 mm) |
| Montageart | Surface Mount |
| Packaging | Tape & Reel (TR) |
| Peripherals | Timers, SCI, SPI, ADC, KBI (per datasheet) |
| Automotive-Grade Option | Yes (HC908AP64 family supports automotive use) |
MC908AP64CFAER528 Pin-Konfiguration
| Pin 1 | PTA0/TCLK — General-purpose I/O / Timer clock input |
| Pin 2 | PTA1 — General-purpose I/O |
| Pin 3 | PTA2 — General-purpose I/O |
| Pin 4 | PTA3 — General-purpose I/O |
| Pin 5 | PTA4 — General-purpose I/O |
| Pin 6 | PTA5 — General-purpose I/O |
| Pin 7 | PTA6 — General-purpose I/O |
| Pin 8 | PTA7 — General-purpose I/O |
| Pin 9 | VDD — Positive supply voltage |
| Pin 10 | VSS — Ground reference |
| Pin 11 | PTB0/ADC0 — GPIO / ADC channel 0 |
| Pin 12 | PTB1/ADC1 — GPIO / ADC channel 1 |
| Pin 13 | PTB2/ADC2 — GPIO / ADC channel 2 |
| Pin 14 | PTB3/ADC3 — GPIO / ADC channel 3 |
| Pin 15 | PTB4/ADC4 — GPIO / ADC channel 4 |
| Pin 16 | PTB5/ADC5 — GPIO / ADC channel 5 |
| Pin 17 | PTB6/ADC6 — GPIO / ADC channel 6 |
| Pin 18 | PTB7/ADC7 — GPIO / ADC channel 7 |
| Pin 19 | PTC0 — General-purpose I/O |
| Pin 20 | PTC1 — General-purpose I/O |
| Pin 21 | PTC2 — General-purpose I/O |
| Pin 22 | PTC3 — General-purpose I/O |
| Pin 23 | PTC4 — General-purpose I/O |
| Pin 24 | PTC5 — General-purpose I/O |
| Pin 25 | PTC6 — General-purpose I/O |
| Pin 26 | PTC7 — General-purpose I/O |
| Pin 27 | PTD0/TxD — GPIO / SCI transmit |
| Pin 28 | PTD1/RxD — GPIO / SCI receive |
| Pin 29 | PTD2 — General-purpose I/O |
| Pin 30 | PTD3 — General-purpose I/O |
| Pin 31 | PTD4 — General-purpose I/O |
| Pin 32 | PTD5 — General-purpose I/O |
| Pin 33 | PTD6 — General-purpose I/O |
| Pin 34 | PTD7 — General-purpose I/O |
| Pin 35 | VDD — Positive supply voltage |
| Pin 36 | VSS — Ground reference |
| Pin 37 | RST — Reset input (active low) |
| Pin 38 | IRQ — External interrupt request |
| Pin 39 | VREF — ADC reference voltage |
| Pin 40 | OSC1 — Oscillator input / external clock |
| Pin 41 | OSC2 — Oscillator output |
| Pin 42 | PTE0 — General-purpose I/O |
| Pin 43 | PTE1 — General-purpose I/O |
| Pin 44 | PTE2 — General-purpose I/O |
| Pin 45 | PTE3 — General-purpose I/O |
| Pin 46 | PTE4 — General-purpose I/O |
| Pin 47 | PTE5 — General-purpose I/O |
| Pin 48 | PTE6 — General-purpose I/O |
Typische Anwendungen
MC908AP64CFAER528 ist geeignet für 7 Anwendungs: Automotive Body Control Module (BCM), HVAC Actuator Control Board, Industrial Sensor Conditioning Board, Security and Alarm Panel, White Goods Motor Control (Washing Machine / Dishwasher), LIN Slave Node (Automotive Sub-Bus), Small Consumer Electronics Mainboard.
Automotive Body Control Module (BCM)
The MC908AP64CFAER528's 64 KB Flash, 8-channel 10-bit ADC, and 32 GPIO make it well-suited to automotive body control modules that aggregate door-lock switches, lighting drivers, and analog sense inputs. The internal oscillator removes the external crystal, freeing board area, while the HC08AP family's LIN-friendly timer module and SCI peripheral allow direct connection to a BCM-LIN node. Estimated: with 32 I/O and a 10-bit ADC over a 5 V rail, the part can digitize up to 8 sensor channels at ~10 kSPS aggregate, sufficient for thermistor and switch-sense sampling. Compared to migrating to Kinetis, this part retains legacy HC08 firmware investment, lowering NRE cost for low-volume BCM derivatives.
Empfohlen
HVAC Actuator Control Board
For HVAC damper and blower-speed controllers, the MC908AP64CFAER528 offers 32 GPIO for triac/PWM drive and switch matrix, plus a 10-bit ADC for thermistor temperature feedback. The HC08AP family's 8 MHz bus gives roughly 8 MIPS, adequate for slow control algorithms with simple PID loops. The 48-LQFP package fits in compact actuator housings (7 x 7 mm body) while exposing enough I/O to drive multiple TRIAC optocouplers. Estimated: the on-chip ADC at 10-bit resolution yields ~5 mV LSB on a 5 V reference, which is sufficient for thermistor sensing after linearization in firmware. White-goods OEMs use this part in mass-production HVAC boards because of its low unit cost and proven long-term availability through NXP distributors.
Empfohlen
Industrial Sensor Conditioning Board
Industrial analog front-end boards for pressure transducers, level sensors, and 4-20 mA loop monitoring benefit from the MC908AP64CFAER528's 8-channel 10-bit ADC and modest GPIO count. The internal oscillator eliminates crystal cost on cost-sensitive boards, while the 64 KB Flash supports protocol stacks such as HART or Modbus RTU slave firmware. Estimated: at 8 ADC channels and 10-bit resolution, designers can digitize 8 sensors with ~0.1% FS accuracy after calibration - suitable for general-purpose industrial sensing, but not for precision instrumentation where 12/16-bit ADCs are needed. The 48-LQFP footprint also makes layout easy on 2-layer industrial PCBs.
Empfohlen
Security and Alarm Panel
The MC908AP64CFAER528's 32 GPIO are well-matched to wired alarm panels that must interface with multiple zones (door contacts, PIR sensors, keypads, sirens, and dialers). 64 KB of Flash is sufficient for zone logic, dialer protocols (Contact ID, SIA), and keypad UI state machines, while 2 KB RAM covers modest event buffers. The HC08AP family's low-power modes (WAIT/STOP) help meet quiescent-current budgets for battery-backed panels. Estimated: at ~8 MHz with all peripherals off, STOP current is in the microamp range (specific value per datasheet), enabling multi-year battery life on a small backup cell.
Empfohlen
White Goods Motor Control (Washing Machine / Dishwasher)
Washing machines, dishwashers, and other white goods use the MC908AP64CFAER528 to drive triac-controlled universal motors, read water-level pressure sensors, and orchestrate user-interface keypads. The 8-channel ADC digitizes thermistor and pressure-sensor inputs, while the GPIO drives relay and triac optocouplers. The internal oscillator reduces BOM cost in cost-sensitive appliances. Estimated: with 32 GPIO the part can directly drive up to 16 triac optos or relays without a multiplexer, sufficient for typical white-goods load control. The HC08 family's long product history means proven reference firmware is widely available.
Empfohlen
LIN Slave Node (Automotive Sub-Bus)
The MC908AP64CFAER528's SCI peripheral and HC08AP family's LIN-conformance make it a practical LIN slave node on automotive sub-buses (mirror controllers, seat controllers, window regulators). 64 KB Flash is sufficient for LIN state machines and diagnostic handlers (UDS-like services). Estimated: at 8 MHz, the part can sustain 19.2 kbps LIN with margin to run a simple state machine plus a 10 ms ADC sample loop. The 48-LQFP footprint allows placement inside compact LIN actuator housings.
Empfohlen
Small Consumer Electronics Mainboard
Cost-sensitive consumer electronics such as coffee machines, air purifiers, and small kitchen appliances use the MC908AP64CFAER528 as the main controller because of its low unit cost, integrated ADC, and adequate Flash for menu-driven firmware. The internal oscillator and 32 GPIO allow the MCU to drive character LCDs, button matrices, and triac-controlled heaters with minimal external components. Estimated: 64 KB Flash accommodates full feature menus with multi-language strings, while 2 KB RAM covers menu state buffers. The 48-LQFP allows single-sided PCB assembly, which lowers manufacturing cost for high-volume SKUs.
Empfohlen
Zusammenfassung der empfohlenen Produkte
Technische Referenzdaten für MC908AP64CFAER528 – Vergleich, Designhinweise und Compliance-Informationen.
Auswahlhilfe
Vergleich mit Alternativen
| Parameter | Dieses Produkt | MC908AP64ACBE | MC908AP32CFBE | MC908AP16ACBE | MC908AP64CFBE |
|---|---|---|---|---|---|
| Package | 48-LQFP (7x7 mm) | 48-LQFP - same | 48-LQFP - same | 48-LQFP - same | 52-LQFP - larger package, same die |
| Brand | NXP Semiconductors (Freescale) | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Program Memory (Flash) | 64 KB | 64 KB | 32 KB (-50%) | 16 KB (-75%) | 64 KB |
| RAM | 2 KB | 2 KB | 2 KB | 2 KB | 2 KB |
| ADC | 10-bit, 8 ch | 10-bit, 8 ch | 10-bit, 8 ch | 10-bit, 8 ch | 10-bit, 8 ch |
| CPU Clock | 8 MHz | 8 MHz | 8 MHz | 8 MHz | 8 MHz |
| GPIO Count | 32 | 32 | 32 | 32 | 32 |
| Temperature Grade | Commercial (per -528 suffix) | Automotive (-40 to +125 C) | Commercial | Automotive | Commercial |
| Lifecycle Status | NRND | NRND | NRND | NRND | NRND |
Wichtigste Unterscheidungsmerkmale
- 64 KB Flash - largest in the HC908AP8x line (vs. MC908AP32CFBE (32 KB Flash))
- Automotive-grade sibling available on identical die (vs. MC908AP64ACBE (automotive temp grade))
- Integrated 8-channel 10-bit ADC on-chip (vs. HC08GP32 family (no integrated ADC))
- Internal oscillator - no external crystal required (vs. HC908JK family variants requiring external crystal)
Designhinweise
Place a 100 nF ceramic decoupling capacitor as close as possible to each VDD/VSS pin pair of the MC908AP64CFAER528 (the part has two VDD and two VSS pins on the 48-LQFP). Add a single 10 uF bulk tantalum or ceramic capacitor on the main 5 V rail near the MCU. Estimated: peak operating current at 8 MHz with all peripherals active is around 25-35 mA; STOP-mode quiescent current is in the low-uA range (specific value per datasheet). Decoupling prevents MCU brownouts during GPIO edge transitions.
Route the analog VREF pin (pin 39) with a wide, short trace and bypass it with a 100 nF + 10 uF capacitor pair. Keep ADC inputs (PTB0-PTB7) away from switching signals and TRIAC drive traces by at least 3x the trace-to-trace spacing. Estimated: cross-talk on a 2-layer FR-4 board can degrade 10-bit ADC ENOB by 1-2 bits if analog and digital traces are not carefully separated. Use a ground pour under the MCU to provide both thermal dissipation and a low-impedance reference.
Do not assume the MC908AP64CFAER528's internal oscillator is accurate enough for SCI/UART communications above 9600 baud without calibration; use the HC08 bus-frequency trim procedure on TRMC or calibrate against an external reference if higher baud rates are required. Estimated: the untrimmed internal oscillator can be off by +/- 25% across temperature, which prevents reliable UART communication. Always validate the reset circuit: RST (pin 37) requires a pull-up and a typical 100 nF capacitor for noise immunity.
The 48-LQFP package has a theta-JA of approximately 70-80 C/W (specific value per datasheet). Estimated: at 25 mA core current and 5 V supply, the part dissipates around 125 mW, yielding a junction temperature rise of ~9 C above ambient at room temperature. No heatsink is needed, but adequate copper pour on the GND pins helps in high-temperature (industrial/automotive) environments.
Compliance-Informationen
RoHS/REACH/lead-free status not confirmed in verified web data. AEC-Q100 not applicable to the standard -528 commercial-grade part; the -AE suffix variant is the automotive-grade option.
