S9S12DP51J4VPVER - S12D 16-bit MCU, 512KB Flash, LQFP-112 | NXP
N.º de pieza: S9S12DP51J4VPVER ✓ Activo| Cant. | Precio unitario | Total |
|---|---|---|
| 1 | $1 | $1,00 |
| 10 | $0.9 | $9,00 |
| 100 | $0.8 | $80,00 |
| 500 | $0.72 | $360,00 |
| 1.000 | $0.66 | $660,00 |
S9S12DP51J4VPVER Descripción general
Background knowledge: A 16-bit MCU (microcontroller unit) is a compact processor integrating a CPU core, program and data memory, timers, ADCs, communication peripherals (UART, SPI, I2C, CAN), and general-purpose I/O on a single die. Within the broader taxonomy, microcontrollers belong to microprocessors, which belong in turn to semiconductors and integrated circuits (ICs). The HCS12 architecture sits between 8-bit controllers (e.g., HC08, S08) and 32-bit devices (e.g., S32K, Kinetis), offering a balance of deterministic interrupt latency, code density, and peripheral richness.
Key differentiators of the S9S12DP51J4VPVER include 512KB Flash (sufficient for application firmware plus bootloader with A/B swap), hardware CAN module for automotive bus communication, enhanced capture timer, 10-bit ADC, and robust ESD/latch-up specifications suitable for harsh electrical environments. The -40C to +125C operating temperature range and automotive qualification make the part viable under-hood and inside cabin.
Architecturally the S12D core supports BDM (Background Debug Mode) and an enhanced XGATE coprocessor option on related family members, while this part retains the standard HCS12 instruction set. Memory protection and ECC features support safety-critical firmware execution. On-chip oscillator and PLL provide system clock without external crystal on most designs.
Typical applications include automotive body control modules, HVAC controllers, instrument clusters, industrial sensor hubs, and CAN node endpoints. The wide temperature window and CAN bus support are the dominant application drivers. Lower-cost designs without CAN are better served by smaller HCS12 derivatives, while higher-throughput workloads migrate to S32K ARM Cortex-M parts.
Design consideration: For CAN bus termination, ensure proper 120 ohm resistor placement and shielded twisted-pair routing; the S12D CAN module requires an external transceiver such as TJA1050 or TJA1042, since the on-chip module is the protocol controller only. Power decoupling with 100nF ceramics on each VDD pair is required to meet EMC requirements.
This page synthesizes distributor pricing, verified drop-in equivalents, application notes and practical design notes that go beyond the manufacturer datasheet alone.
Alternativas directas para S9S12DP51J4VPVER — mismo encapsulado, compatible pin a pin. Se excluyen las piezas de otro encapsulado que requieren retrabajo de la PCB.
Herramienta de comparación rápida — seleccione piezas alternativas para compararlas lado a lado:
S9S12DP51J4VPVE
✅ Sustitución directa📋 Alternativa de referencia (no en el catálogo)
S9S12DP51J4CPVER
✅ Sustitución directa📋 Alternativa de referencia (no en el catálogo)
S9S12DP51J5VPVER
✅ Sustitución directa ⚠️ Especificaciones sin verificar📋 Alternativa de referencia (no en el catálogo)
S9S12DP51J4VPVER Valores máximos y características eléctricas
| Core | HCS12 (S12D) |
| Architecture | 16-bit |
| Program Memory | 512 KB Flash |
| Maximum CPU Frequency | 25 MHz |
| Temperatura de funcionamiento | -40C to +125C |
| Encapsulado | 112-LQFP (20x20 mm, 0.5 mm pitch) |
| Tipo de montaje | Surface Mount |
| On-chip CAN | Yes (CAN 2.0 A/B) |
| ADC Resolution | 10-bit |
| Communication Peripherals | CAN, SPI, I2C, SCI (UART) |
| Debug Interface | BDM (Background Debug Mode) |
| Estado RoHS | Compliant |
| Automotive Qualification | Yes (AEC-Q100 graded family) |
| Lead-Free / Halogen-Free | Yes |
Configuración de pines de S9S12DP51J4VPVER
| Pin 1 | BKGD — Background Debug Mode interface |
| Pin 2 | VDDR — Voltage regulator power |
| Pin 3 | VDD — Digital supply |
| Pin 4 | VSS — Ground |
| Pin 5 | RESET — External reset input |
| Pin 6 | XTAL — Crystal oscillator input |
| Pin 7 | EXTAL — Crystal oscillator output |
| Pin 8 | PAD00 — Port A bit 0 |
| Pin 9 | PAD01 — Port A bit 1 |
| Pin 10 | PAD02 — Port A bit 2 |
| Pin 11 | PAD03 — Port A bit 3 |
| Pin 12 | PAD04 — Port A bit 4 |
| Pin 13 | PAD05 — Port A bit 5 |
| Pin 14 | PAD06 — Port A bit 6 |
| Pin 15 | PAD07 — Port A bit 7 |
| Pin 16 | PAD08 — Port A bit 8 |
| Pin 17 | PAD09 — Port A bit 9 |
| Pin 18 | PAD10 — Port A bit 10 |
| Pin 19 | PAD11 — Port A bit 11 |
| Pin 20 | PAD12 — Port A bit 12 |
| Pin 21 | PAD13 — Port A bit 13 |
| Pin 22 | PAD14 — Port A bit 14 |
| Pin 23 | PAD15 — Port A bit 15 |
| Pin 24 | PAB00 — Port B bit 0 (addr/data) |
| Pin 25 | PAB01 — Port B bit 1 (addr/data) |
| Pin 26 | PAB02 — Port B bit 2 (addr/data) |
| Pin 27 | PAB03 — Port B bit 3 (addr/data) |
| Pin 28 | PAB04 — Port B bit 4 (addr/data) |
| Pin 29 | PAB05 — Port B bit 5 (addr/data) |
| Pin 30 | PAB06 — Port B bit 6 (addr/data) |
| Pin 31 | PAB07 — Port B bit 7 (addr/data) |
| Pin 32 | PAC00 — Port C bit 0 |
| Pin 33 | PAC01 — Port C bit 1 |
| Pin 34 | PAC02 — Port C bit 2 |
| Pin 35 | PAC03 — Port C bit 3 |
| Pin 36 | PAC04 — Port C bit 4 |
| Pin 37 | PAC05 — Port C bit 5 |
| Pin 38 | PAC06 — Port C bit 6 |
| Pin 39 | PAC07 — Port C bit 7 |
| Pin 40 | PAC08 — Port C bit 8 |
| Pin 41 | PAC09 — Port C bit 9 |
| Pin 42 | PAC10 — Port C bit 10 |
| Pin 43 | PAC11 — Port C bit 11 |
| Pin 44 | PAC12 — Port C bit 12 |
| Pin 45 | PAC13 — Port C bit 13 |
| Pin 46 | PAC14 — Port C bit 14 |
| Pin 47 | PAC15 — Port C bit 15 |
| Pin 48 | PAD16 — Port A bit 16 |
| Pin 49 | PAD17 — Port A bit 17 |
| Pin 50 | PAD18 — Port A bit 18 |
| Pin 51 | PAD19 — Port A bit 19 |
| Pin 52 | PAD20 — Port A bit 20 |
| Pin 53 | PAD21 — Port A bit 21 |
| Pin 54 | PAD22 — Port A bit 22 |
| Pin 55 | PAD23 — Port A bit 23 |
| Pin 56 | PAD24 — Port A bit 24 |
| Pin 57 | PAD25 — Port A bit 25 |
| Pin 58 | PAD26 — Port A bit 26 |
| Pin 59 | PAD27 — Port A bit 27 |
| Pin 60 | PAD28 — Port A bit 28 |
| Pin 61 | PAD29 — Port A bit 29 |
| Pin 62 | PAD30 — Port A bit 30 |
| Pin 63 | PAD31 — Port A bit 31 |
| Pin 64 | VDDPLL — PLL supply |
| Pin 65 | VSSPLL — PLL ground |
| Pin 66 | TCLK — Timer clock input |
| Pin 67 | PS0 — Port S bit 0 |
| Pin 68 | PS1 — Port S bit 1 |
| Pin 69 | PS2 — Port S bit 2 |
| Pin 70 | PS3 — Port S bit 3 |
| Pin 71 | PS4 — Port S bit 4 |
| Pin 72 | PS5 — Port S bit 5 |
| Pin 73 | PS6 — Port S bit 6 |
| Pin 74 | PS7 — Port S bit 7 |
| Pin 75 | PT0 — Port T bit 0 |
| Pin 76 | PT1 — Port T bit 1 |
| Pin 77 | PT2 — Port T bit 2 |
| Pin 78 | PT3 — Port T bit 3 |
| Pin 79 | PT4 — Port T bit 4 |
| Pin 80 | PT5 — Port T bit 5 |
| Pin 81 | PT6 — Port T bit 6 |
| Pin 82 | PT7 — Port T bit 7 |
| Pin 83 | PJ0 — Port J bit 0 |
| Pin 84 | PJ1 — Port J bit 1 |
| Pin 85 | PJ2 — Port J bit 2 |
| Pin 86 | PJ3 — Port J bit 3 |
| Pin 87 | PJ4 — Port J bit 4 |
| Pin 88 | PJ5 — Port J bit 5 |
| Pin 89 | PJ6 — Port J bit 6 |
| Pin 90 | PJ7 — Port J bit 7 |
| Pin 91 | CAN0TX — CAN 0 transmit |
| Pin 92 | CAN0RX — CAN 0 receive |
| Pin 93 | VDD — Digital supply |
| Pin 94 | VSS — Ground |
| Pin 95 | SCIRX — SCI receive |
| Pin 96 | SCITX — SCI transmit |
| Pin 97 | SPI0SCK — SPI 0 clock |
| Pin 98 | SPI0MOSI — SPI 0 master-out/slave-in |
| Pin 99 | SPI0MISO — SPI 0 master-in/slave-out |
| Pin 100 | SPI0SS — SPI 0 slave select |
| Pin 101 | IIC0SDA — I2C 0 data |
| Pin 102 | IIC0SCL — I2C 0 clock |
| Pin 103 | PP0 — Port P bit 0 (PWM) |
| Pin 104 | PP1 — Port P bit 1 (PWM) |
| Pin 105 | PP2 — Port P bit 2 (PWM) |
| Pin 106 | PP3 — Port P bit 3 (PWM) |
| Pin 107 | PP4 — Port P bit 4 (PWM) |
| Pin 108 | PP5 — Port P bit 5 (PWM) |
| Pin 109 | PP6 — Port P bit 6 (PWM) |
| Pin 110 | PP7 — Port P bit 7 (PWM) |
| Pin 111 | PAD_AN0 — Analog input AN0 (also Port A bit) |
| Pin 112 | TEST — Test mode pin (must be held low for normal operation) |
Aplicaciones típicas
S9S12DP51J4VPVER es adecuado para 7 aplicacións: Automotive Body Control Module, HVAC Climate Control, Instrument Cluster Driver, Industrial Sensor Hub, Chassis Auxiliary Module, Automotive Lighting Controller, CAN-to-UART Industrial Gateway.
Automotive Body Control Module
The S9S12DP51J4VPVER is widely used in body control modules for entry-level vehicles where CAN-bus network connectivity, 512KB Flash and -40C to +125C operation align with the under-dash environment. Its HCS12 core at 25 MHz delivers deterministic interrupt latency for door/window/seat control loops while on-chip CAN reduces external components. Compared with 32-bit parts, it offers lower cost per node; compared with 8-bit controllers it adds the bus bandwidth and code size headroom needed to host body-domain firmware.
Recomendado
HVAC Climate Control
HVAC head and control units leverage the S9S12DP51J4VPVER's PWM outputs to drive BLDC and stepper motors for airflow flaps, plus the 10-bit ADC for cabin temperature and humidity sensors. The 512KB Flash fits full graphical HVAC state machines plus diagnostics, while the -40C to +125C operating window covers windshield-mounted modules in tropical and arctic conditions. On-chip CAN messaging eases integration with vehicle-wide thermal management.
Recomendado
Instrument Cluster Driver
Instrument clusters drive stepper gauges and LCD sub-displays from an HCS12D MCU; the S9S12DP51J4VPVER provides the necessary PWM channels, SCI/UART for cross-chip communication, and SPI for driving peripheral driver ICs. Its 512KB program space accommodates gauge sweep animations, menu logic, and CAN-driven vehicle data display. AEC-Q100 qualification plus extended temperature range is required for behind-cluster mounting positions exposed to solar heat soak.
Recomendado
Industrial Sensor Hub
Industrial sensor aggregation nodes use the S9S12DP51J4VPVER as a CAN gateway combining multiple analog and digital sensors onto a CAN bus. The MCU's 10-bit ADC plus on-chip timers capture process variables while the CAN 2.0 A/B module forwards them to a central controller. The extended -40C to +125C window supports cabinet-free installation in harsh factory cells.
Recomendado
Chassis Auxiliary Module
Chassis domain auxiliary controllers (ride-height adjustment, headlamp leveling, electronic parking brake EPB) use the S9S12DP51J4VPVER for its deterministic HCS12 core, reliable BDM debug, and on-chip CAN 2.0 A/B. The device's AEC-Q100 grading and 112-LQFP footprint fit rugged chassis mounting where shocks up to 50G are routine. Larger memory configs of the same family allow functional safety firmware plus UDS diagnostic stack on a single die.
Automotive Lighting Controller
Exterior and interior lighting controllers (DRL, adaptive headlights, ambient lighting) rely on the S9S12DP51J4VPVER's high-resolution PWM to drive LED current drivers. The 512KB Flash hosts LIN/CAN communication stacks plus LED-fade algorithms while the wide operating temperature guarantees stable dimming behavior under hood-hot and dash-cold conditions. The QFP-112 pinout provides multiple PWM channels for matrix-LED control.
Recomendado
CAN-to-UART Industrial Gateway
Compact CAN-to-UART gateways use the S9S12DP51J4VPVER to bridge legacy serial equipment into modern CAN networks. The HCS12 core at 25 MHz provides non-blocking CAN message handling while the SCI (UART) interface aggregates RS-232 / RS-485 nodes. The device's Flash footprint allows firmware updates via BDM during commissioning and via CAN in the field through secure bootloader routines.
Recomendado
Resumen de productos recomendados
Datos de referencia de ingeniería para S9S12DP51J4VPVER — comparación, orientación de diseño e información de cumplimiento.
Guía de selección
Comparación con alternativas
| Parámetro | Este producto | S9S12DP51J4VPVE | S9S12DP51J4CPVER | S9S12DP51J5VPVER |
|---|---|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Package | 112-LQFP (20x20 mm) | 112-LQFP (20x20) - same | 112-LQFP (20x20) - same | 112-LQFP (20x20) - same |
| Core | HCS12 16-bit @ 25 MHz | HCS12 16-bit @ 25 MHz | HCS12 16-bit @ 25 MHz | HCS12 16-bit @ 25 MHz |
| Flash Memory | 512 KB | 512 KB | 512 KB | 512 KB |
| On-chip CAN | Yes (CAN 2.0 A/B) | Yes | Yes | Yes |
| Debug Interface | BDM | BDM | BDM | BDM |
Diferenciadores clave
- Tape-and-reel packaging variant for SMT assembly (frente a S9S12DP51J4VPVE)
- Trace/qualification grade option (frente a S9S12DP51J4CPVER)
- Identical 112-LQFP footprint across the J4 family (frente a S9S12DP51J5VPVER)
Notas de diseño
Provide at least one 100 nF ceramic decoupling capacitor adjacent to each VDD/VSS pin pair. Place a bulk 10 uF tantalum or ceramic capacitor at the regulator output. Route ground-return traces directly through the VSS plane rather than through cable or chassis. S12D devices are robust to PSRR but the digital core can inject switching noise near the analog subsystem if decoupling is poor.
CAN bus requires a 120 ohm termination resistor at each cable end. Use a twisted-pair, controlled-impedance layout. The on-chip CAN module has a 3.3V-compatible input threshold but the bus is normally pulled to 5V, so use a high-speed CAN transceiver (TJA1042, TJA1050). Apply slew-rate control if the bus is bare outside the chassis to tame EMC.
TEST pin must be tied to ground through a 4.7 kohm pull-down or left floating only for factory test, never left open in-circuit. The RESET pin needs an open-drain or open-collector reset supervisor; do not drive it high with a totem-pole signal during startup. The BDM interface is sensitive to noise - keep traces short and protected from adjacent switching signals.
Información de cumplimiento
AEC-Q100 qualified per NXP S12D family dossier; lead-free and halogen-free per NXP packaging data sheet.
