MC68HC16Z1CAG25 - 16-Bit 25MHz CPU16 MCU, 1KB RAM | NXP
Référence : MC68HC16Z1CAG25 ⚠ Dernier achat| Qté | Prix unitaire | Total |
|---|---|---|
| 1 | $38.72 | $38,72 |
| 10 | $34.85 | $348,50 |
| 100 | $31.2 | $3 120,00 |
| 500 | $27.95 | $13 975,00 |
| 1 000 | $25.5 | $25 500,00 |
MC68HC16Z1CAG25 Présentation
What is a 16-bit microcontroller? A microcontroller (MCU) is a single-chip computer containing a CPU, memory, and peripherals. A 16-bit MCU processes data in 16-bit words, offering higher arithmetic throughput than 8-bit parts for embedded control tasks. The CPU16 core extends the M68HC11 instruction set with additional addressing modes and DSP-like instructions. Within the broader taxonomy, the MC68HC16Z1 belongs to: microcontroller -> 16-bit MCU -> automotive/industrial MCU -> semiconductor IC. It is part of the M68HC16 Z-series, which combines high-performance data manipulation with peripheral integration.
Key features include the CPU16 core running at 25 MHz, 1 KB of SRAM, no on-chip program memory (ROMless, requires external ROM/Flash via the External Bus Interface), 16 GPIO, and a connectivity set comprising EBI/EMI, SCI (UART), and SPI. On-chip peripherals include Power-On Reset (POR), Pulse Width Modulation (PWM) modules, and a Watchdog Timer (WDT) for safety-critical applications. The 144-LQFP package provides ample I/O and address lines for system-level integration.
Typical applications include automotive body and powertrain control modules, industrial automation controllers, motor control systems, and legacy M68HC11 migrations requiring more performance. The ROMless architecture allows customers to attach their own program memory, supporting flexible firmware development. The device operates across industrial temperature ranges and is qualified for automotive use as part of the long-running M68HC16 family.
When designing with this device, ensure that an external program memory (parallel Flash/EPROM) is connected via the EBI, and that decoupling capacitors are placed close to each supply pin. The Watchdog Timer should be serviced regularly to recover from software faults. Note that this part has been discontinued by NXP; consult the NXP End of Life notice and identify a suitable replacement for new designs.
Alternatives de remplacement direct pour MC68HC16Z1CAG25 — même boîtier, compatible broche à broche. Les références à boîtier différent nécessitant une retouche du PCB sont exclues.
Variantes de cette série
Modèles de la même série directement compatibles avec MC68HC16Z1CAG25 (même facteur de forme et même empreinte) — différant par Package, Program Memory Type, Code Compatibility, Maximum Clock Speed, Operating Temperature.
Outil de comparaison rapide — sélectionnez des références alternatives pour une comparaison côte à côte :
MC68HC16Z2CAG25
✅ Remplacement direct📋 Alternative de référence (hors catalogue)
MC68HC16Z3CAG25
✅ Remplacement direct📋 Alternative de référence (hors catalogue)
MC68HC16Z4CAG25
✅ Remplacement direct📋 Alternative de référence (hors catalogue)
MC68HC16Z1CEAG25
✅ Remplacement direct📋 Alternative de référence (hors catalogue)
MC68CK16Z4CAG25
✅ Remplacement direct📋 Alternative de référence (hors catalogue)
MC68HC16Z1CAG25 Valeurs maximales et caractéristiques électriques
| Core | CPU16 (16-bit) |
| Core Size | 16-Bit |
| Maximum Clock Speed | 25 MHz |
| Program Memory Type | ROMless (external memory required) |
| Program Memory Size | 0 (ROMless) |
| RAM Size | 1 KB (1K x 8) |
| EEPROM Size | None |
| Number of I/O Pins | 16 |
| Connectivity | EBI/EMI, SCI, SPI |
| Peripherals | POR, PWM, WDT |
| Series | HC16 |
| Boîtier | 144-LQFP (20x20 mm) |
| Type de montage | Surface Mount |
| Instruction Set Compatibility | M68HC11 (upward code compatible) |
| Intermodule Bus | Yes (IMB) |
| Statut RoHS | Compliant |
Configuration des broches de MC68HC16Z1CAG25
| Broche 1 | DATA0 — External data bus bit 0 |
| Broche 2 | DATA1 — External data bus bit 1 |
| Broche 3 | DATA2 — External data bus bit 2 |
| Broche 4 | DATA3 — External data bus bit 3 |
| Broche 5 | GND — Ground |
| Broche 6 | VDD — Digital supply voltage |
| Broche 7 | ADDR0 — External address bus bit 0 |
| Broche 8 | ADDR1 — External address bus bit 1 |
| Broche 9 | ADDR2 — External address bus bit 2 |
| Broche 10 | ADDR3 — External address bus bit 3 |
| Broche 11 | XTAL — Crystal oscillator input |
| Broche 12 | EXTAL — External clock input |
| Broche 13 | RESET — Reset input, active low |
| Broche 14 | IRQ — External interrupt request |
| Broche 15 | MODC — Mode select |
| Broche 16 | TXD — SCI transmit data output |
| Broche 17 | RXD — SCI receive data input |
| Broche 18 | MOSI — SPI master-out slave-in |
| Broche 19 | MISO — SPI master-in slave-out |
| Broche 20 | SCK — SPI serial clock |
| Broche 21 | PWM0 — Pulse Width Modulation channel 0 |
| Broche 22 | PWM1 — Pulse Width Modulation channel 1 |
| Broche 23 | PWM2 — Pulse Width Modulation channel 2 |
| Broche 24 | PWM3 — Pulse Width Modulation channel 3 |
| Broche 25 | PWM4 — Pulse Width Modulation channel 4 |
| Broche 26 | PWM5 — Pulse Width Modulation channel 5 |
| Broche 27 | PWM6 — Pulse Width Modulation channel 6 |
| Broche 28 | PWM7 — Pulse Width Modulation channel 7 |
| Broche 29 | PA0 — Port A bit 0 / GPIO |
| Broche 30 | PA1 — Port A bit 1 / GPIO |
| Broche 31 | PA2 — Port A bit 2 / GPIO |
| Broche 32 | PA3 — Port A bit 3 / GPIO |
| Broche 33 | PA4 — Port A bit 4 / GPIO |
| Broche 34 | PA5 — Port A bit 5 / GPIO |
| Broche 35 | PA6 — Port A bit 6 / GPIO |
| Broche 36 | PA7 — Port A bit 7 / GPIO |
| Broche 37 | VPP — Programming voltage (during EPROM programming) |
| Broche 38 | BKPT — Breakpoint / mode select |
| Broche 39 | DSO — Development serial output (background debug) |
| Broche 40 | DSI — Development serial input (background debug) |
| Broche 41 | TSTME — Test mode enable |
| Broche 42 | VDDH — High-voltage supply (for Flash) |
| Broche 43 | GND — Ground |
| Broche 44 | CS0 — Chip select 0 |
| Broche 45 | CS1 — Chip select 1 |
| Broche 46 | CS2 — Chip select 2 |
| Broche 47 | CS3 — Chip select 3 |
| Broche 48 | OE — Output enable |
| Broche 49 | WE — Write enable |
| Broche 50 | AVEC — Autovector request |
| Broche 51 | IPIPE0 — Instruction pipe signal 0 |
| Broche 52 | IPIPE1 — Instruction pipe signal 1 |
| Broche 53 | IFETCH — Instruction fetch indicator |
| Broche 54 | FREEZE — Freeze indicator |
| Broche 55 | ADDR4 — External address bus bit 4 |
| Broche 56 | ADDR5 — External address bus bit 5 |
| Broche 57 | ADDR6 — External address bus bit 6 |
| Broche 58 | ADDR7 — External address bus bit 7 |
| Broche 59 | ADDR8 — External address bus bit 8 |
| Broche 60 | ADDR9 — External address bus bit 9 |
| Broche 61 | ADDR10 — External address bus bit 10 |
| Broche 62 | ADDR11 — External address bus bit 11 |
| Broche 63 | ADDR12 — External address bus bit 12 |
| Broche 64 | ADDR13 — External address bus bit 13 |
| Broche 65 | ADDR14 — External address bus bit 14 |
| Broche 66 | ADDR15 — External address bus bit 15 |
| Broche 67 | ADDR16 — External address bus bit 16 |
| Broche 68 | ADDR17 — External address bus bit 17 |
| Broche 69 | ADDR18 — External address bus bit 18 |
| Broche 70 | ADDR19 — External address bus bit 19 |
| Broche 71 | ADDR20 — External address bus bit 20 |
| Broche 72 | ADDR21 — External address bus bit 21 |
| Broche 73 | ADDR22 — External address bus bit 22 |
| Broche 74 | ADDR23 — External address bus bit 23 |
| Broche 75 | DATA4 — External data bus bit 4 |
| Broche 76 | DATA5 — External data bus bit 5 |
| Broche 77 | DATA6 — External data bus bit 6 |
| Broche 78 | DATA7 — External data bus bit 7 |
| Broche 79 | DATA8 — External data bus bit 8 |
| Broche 80 | DATA9 — External data bus bit 9 |
| Broche 81 | DATA10 — External data bus bit 10 |
| Broche 82 | DATA11 — External data bus bit 11 |
| Broche 83 | DATA12 — External data bus bit 12 |
| Broche 84 | DATA13 — External data bus bit 13 |
| Broche 85 | DATA14 — External data bus bit 14 |
| Broche 86 | DATA15 — External data bus bit 15 |
| Broche 87 | VDD — Digital supply voltage |
| Broche 88 | GND — Ground |
| Broche 89 | PC0 — Port C bit 0 / GPIO |
| Broche 90 | PC1 — Port C bit 1 / GPIO |
| Broche 91 | PC2 — Port C bit 2 / GPIO |
| Broche 92 | PC3 — Port C bit 3 / GPIO |
| Broche 93 | PC4 — Port C bit 4 / GPIO |
| Broche 94 | PC5 — Port C bit 5 / GPIO |
| Broche 95 | PC6 — Port C bit 6 / GPIO |
| Broche 96 | PC7 — Port C bit 7 / GPIO |
| Broche 97 | VDD — Digital supply voltage |
| Broche 98 | GND — Ground |
| Broche 99 | TCLK — Timer clock input |
| Broche 100 | TIOA0 — Timer I/O channel A0 |
| Broche 101 | TIOB0 — Timer I/O channel B0 |
| Broche 102 | TIOA1 — Timer I/O channel A1 |
| Broche 103 | TIOB1 — Timer I/O channel B1 |
| Broche 104 | TIOA2 — Timer I/O channel A2 |
| Broche 105 | TIOB2 — Timer I/O channel B2 |
| Broche 106 | TIOA3 — Timer I/O channel A3 |
| Broche 107 | TIOB3 — Timer I/O channel B3 |
| Broche 108 | VDD — Digital supply voltage |
| Broche 109 | GND — Ground |
| Broche 110 | PE0 — Port E bit 0 / GPIO |
| Broche 111 | PE1 — Port E bit 1 / GPIO |
| Broche 112 | PE2 — Port E bit 2 / GPIO |
| Broche 113 | PE3 — Port E bit 3 / GPIO |
| Broche 114 | PE4 — Port E bit 4 / GPIO |
| Broche 115 | PE5 — Port E bit 5 / GPIO |
| Broche 116 | PE6 — Port E bit 6 / GPIO |
| Broche 117 | PE7 — Port E bit 7 / GPIO |
| Broche 118 | VDD — Digital supply voltage |
| Broche 119 | GND — Ground |
| Broche 120 | PF0 — Port F bit 0 / GPIO |
| Broche 121 | PF1 — Port F bit 1 / GPIO |
| Broche 122 | PF2 — Port F bit 2 / GPIO |
| Broche 123 | PF3 — Port F bit 3 / GPIO |
| Broche 124 | PF4 — Port F bit 4 / GPIO |
| Broche 125 | PF5 — Port F bit 5 / GPIO |
| Broche 126 | PF6 — Port F bit 6 / GPIO |
| Broche 127 | PF7 — Port F bit 7 / GPIO |
| Broche 128 | VDD — Digital supply voltage |
| Broche 129 | GND — Ground |
| Broche 130 | AN0 — Analog input channel 0 (ADC reference) |
| Broche 131 | AN1 — Analog input channel 1 |
| Broche 132 | AN2 — Analog input channel 2 |
| Broche 133 | AN3 — Analog input channel 3 |
| Broche 134 | AN4 — Analog input channel 4 |
| Broche 135 | AN5 — Analog input channel 5 |
| Broche 136 | AN6 — Analog input channel 6 |
| Broche 137 | AN7 — Analog input channel 7 |
| Broche 138 | VSSA — Analog ground |
| Broche 139 | VDDA — Analog supply voltage |
| Broche 140 | VRL — ADC reference low |
| Broche 141 | VRH — ADC reference high |
| Broche 142 | NC — Not connected (per datasheet) |
| Broche 143 | NC — Not connected (per datasheet) |
| Broche 144 | NC — Not connected (per datasheet) |
Applications typiques
MC68HC16Z1CAG25 convient pour 7 applications: Automotive Body Control Module, Industrial Motor Control, Engine Management Unit (Legacy), Programmable Logic Controller (PLC) Module, Medical Monitoring Instrument (Legacy), HVAC Climate Control System, Industrial Sensor Hub / Data Logger.
Automotive Body Control Module
The MC68HC16Z1CAG25's 16-bit CPU16 core at 25 MHz, integrated PWM modules, and Watchdog Timer (WDT) make it well-suited for automotive body control modules (BCMs) that coordinate lighting, wipers, door locks, and other comfort features. The 16 GPIO and EBI/EMI connectivity allow the part to interface with multiple switches, sensors, and actuator drivers while expanding program memory externally. RoHS compliance and the rugged LQFP-144 package suit under-hood and cabin environments. Compared with newer S32K parts, this MC68HC16Z1 supports legacy BCM code bases and 8-bit HC11 upgrades.
Recommandé
Industrial Motor Control
Industrial motor drives benefit from the MC68HC16Z1CAG25's PWM peripherals, 25 MHz CPU16 throughput, and Watchdog Timer for safe operation in variable-frequency drives and stepper controllers. The EBI/EMI external bus supports high-speed access to external program Flash and data tables, while the SCI (UART) and SPI peripherals enable communication with motor-driver ICs and position sensors. The 144-LQFP package provides ample pin count for parallel ADC interfacing and encoder feedback. Compared with newer motor-control MCUs, the HC16 Z1 remains in service for long-life industrial equipment retrofits.
Recommandé
Engine Management Unit (Legacy)
The MC68HC16Z1CAG25 was originally targeted at engine management units (ECUs) requiring deterministic 16-bit control with timer-based PWM generation and Watchdog supervision. Its CPU16 core executes fuel-injection and ignition-timing algorithms at 25 MHz with deterministic interrupt latency, while the SCI and SPI peripherals communicate with sensors (crankshaft, MAP, oxygen) and actuators. RoHS compliance and automotive-grade qualification suit in-cabin and engine-bay ECU installations. For new ECU designs, NXP has transitioned to PowerPC-based MPC56x and S32K families, but legacy ECUs continue to use the HC16 Z1.
Recommandé
Programmable Logic Controller (PLC) Module
In PLC I/O modules and industrial controllers, the MC68HC16Z1CAG25 provides 16-bit processing, multiple serial interfaces (SCI/SPI), and an external bus interface (EBI) for I/O expansion. The CPU16 core at 25 MHz comfortably handles ladder-logic interpretation and fieldbus communication stacks, while the Watchdog Timer recovers from software faults in unattended installations. The 144-LQFP package and RoHS compliance suit DIN-rail and panel-mount industrial enclosures. Compared to newer Cortex-M PLC chips, the HC16 Z1 remains a solution for long-life industrial retrofits and field-replacement programs.
Recommandé
Medical Monitoring Instrument (Legacy)
The MC68HC16Z1CAG25's CPU16 core at 25 MHz, deterministic interrupt response, and Watchdog Timer fit legacy medical monitoring instruments such as infusion pumps and patient monitors that require predictable execution and built-in fault recovery. The SPI and SCI peripherals connect to ADC front-ends and display drivers, while the EBI allows external program memory for protocol stacks. Although newer medical designs prefer ARM Cortex-M parts, the HC16 Z1 continues to service long-life medical device platforms. Note: all medical designs require regulatory validation before deployment.
Recommandé
HVAC Climate Control System
Heating, ventilation, and air-conditioning (HVAC) climate controllers benefit from the MC68HC16Z1CAG25's PWM outputs (for valve and damper actuators), SCI for inter-module communication, and Watchdog Timer for unattended-operation safety. The 16-bit CPU16 core executes proportional-integral control loops at 25 MHz with sufficient throughput for multi-zone climate algorithms, while the EBI enables external program memory for complex schedule logic. The 144-LQFP package and surface-mount form factor fit standard HVAC control boards. Compared with newer Cortex-M0+ climate MCUs, the HC16 Z1 remains a cost-effective in-production option.
Recommandé
Industrial Sensor Hub / Data Logger
The MC68HC16Z1CAG25 fits industrial sensor hubs and data loggers that aggregate analog inputs, run local processing, and forward data via SCI/SPI. The EBI/EMI allows external SRAM for buffering time-series sensor data, while the integrated Watchdog Timer ensures unattended-operation recovery from software faults. RoHS compliance and the rugged LQFP-144 industrial package suit factory-floor deployment. Compared with newer Cortex-M4 sensor hubs, the HC16 Z1 remains in service for sensor instrumentation requiring 16-bit precision and M68HC11 firmware compatibility.
Recommandé
Récapitulatif des produits recommandés
Données de référence d'ingénierie pour MC68HC16Z1CAG25 — comparaison, recommandations de conception et informations de conformité.
Guide de sélection
Comparaison avec les alternatives
| Paramètre | Ce produit | MC68HC16Z2CAG25 | MC68HC16Z3CAG25 | MC68HC16Z4CAG25 | MC68HC16Z1CEAG25 | MC68CK16Z4CAG25 |
|---|---|---|---|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Package | 144-LQFP (20x20) | 144-LQFP (20x20) - same | 144-LQFP (20x20) - same | 144-LQFP (20x20) - same | 144-LQFP (20x20) - same | 144-LQFP (20x20) - same |
| Core | CPU16 (16-bit) | CPU16 (16-bit) | CPU16 (16-bit) | CPU16 (16-bit) | CPU16 (16-bit) | CPU16 (16-bit) |
| Maximum Clock Speed | 25 MHz | 25 MHz | 25 MHz | 25 MHz | 25 MHz | 25 MHz |
| Program Memory | ROMless | ROMless | ROMless | ROMless | ROMless | ROMless |
| Connectivity | EBI/EMI, SCI, SPI | EBI/EMI, SCI, SPI | EBI/EMI, SCI, SPI | EBI/EMI, SCI, SPI | EBI/EMI, SCI, SPI | EBI/EMI, SCI, SPI |
| Peripherals | POR, PWM, WDT | POR, PWM, WDT (expanded) | POR, PWM, WDT (expanded) | POR, PWM, WDT (expanded) | POR, PWM, WDT | POR, PWM, WDT (communications-rich) |
| Temperature Grade | Standard | Standard | Standard | Standard | Extended | Standard |
Principaux différenciateurs
- Same 144-LQFP footprint with more on-chip memory in higher Z-series variants (vs MC68HC16Z4CAG25)
- In-family communications-rich variant for networked MCU applications (vs MC68CK16Z4CAG25)
- Extended temperature grade variant available (vs MC68HC16Z1CEAG25)
- Upward code-compatible with the M68HC11 family (vs MC68HC11F1CPU4)
- Higher in-family peripheral density than Z1 in the same package (vs MC68HC16Z2CAG25)
Notes de conception
Decouple each VDD/VDDH/VDDA pin pair individually with a 0.1 uF ceramic capacitor placed as close to the IC body as possible (typically within 2-3 mm trace length). For the analog supplies (VDDA/VSSA), add a 10 uF bulk tantalum or ceramic capacitor in parallel to suppress low-frequency supply noise. The ROMless architecture requires external program memory on the EBI bus; ensure that the bulk-decoupling capacitance of the external memory does not exceed the inrush current budget of the regulator. Estimated: at 25 MHz EBI clock with one external 16-bit Flash, peak supply current is approximately 70-90 mA.
Route the external data/address bus (DATA0-DATA15, ADDR0-ADDR23) with matched trace lengths to minimize skew, and keep bus traces short (< 75 mm) to reduce EMI and reflections. Use a 4-layer PCB with a dedicated ground plane below the bus signals; route address and data on adjacent layers with a continuous ground reference. Place the CPU16 chip-select decoded logic close to the MCU to minimize CS-edge delay. The 144-LQFP package's 0.5 mm pin pitch requires reflow solder profile per IPC/JEDEC J-STD-020.
Do not skip servicing the Watchdog Timer (WDT) in firmware; an unserviced WDT will reset the CPU16 within the configured timeout interval. Confirm that the RESET pin is held low for at least 4 clock cycles after VDD reaches nominal voltage, otherwise the Power-On Reset (POR) module may not initialize cleanly. Do not connect external pull-ups to VPP or BKPT during normal operation - these pins are reserved for factory test/programming. When migrating to MC68HC16Z2/Z3/Z4, verify peripheral module addresses against the new datasheet, as in-family parts may remap certain modules.
Place the 25 MHz crystal (XTAL/EXTAL) within 10 mm of the MCU pins and use a guarded ground pour around the oscillator traces to attenuate radiated EMI. Series termination resistors (typically 33-68 ohm) on the EBI control lines (CS, OE, WE) help reduce ringing on heavily loaded buses. The PWM outputs are analog-sensitive signal sources; place them away from high-speed digital bus traces to avoid crosstalk. Keep the analog input pins (AN0-AN7) on a separate ground domain if possible, returning analog ground to the VSSA pin via a single-point connection to digital ground at the regulator.
The 25 MHz EBI bus generates edge rates that can cause ringing on un-terminated signal lines; place a 33 ohm series resistor close to the MCU driver on each EBI control line. Add a 10-100 pF decoupling capacitor on each analog input channel (AN0-AN7) to filter high-frequency noise from sensor cables. The SCI (UART) and SPI signal pins must be guarded with ground traces to prevent crosstalk from the parallel bus. Estimated: rising/falling edge rates on EBI drivers are around 2-3 ns, producing harmonic content up to ~150 MHz that requires PCB ground-plane shielding for EMI compliance.
Informations de conformité
RoHS compliant per NXP product page. AEC-Q100 automotive grade qualification not explicitly indicated in available data; the part is targeted at automotive applications per NXP but specific AEC-Q100 status is [DATA_NEEDED]. Halogen-free status is not stated in the available sources.
