S912ZVHL64F1VLL - 64KB Flash S12Z MagniV MCU 32MHz | NXP
MPN: S912ZVHL64F1VLL ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $6.42 | $6.42 |
| 10 | $5.78 | $57.80 |
| 100 | $5.13 | $513.00 |
| 500 | $4.62 | $2,310.00 |
| 1,000 | $4.07 | $4,070.00 |
S912ZVHL64F1VLL Overview
A MagniV mixed-signal MCU is a single-chip microcontroller that combines the CPU core, voltage regulator, and physical-layer communication transceivers (CAN, LIN, SCI, SPI, I2C) in one mixed-signal die, reducing bill-of-materials count and PCB area in body-electronics and instrument-cluster designs. The S12ZVH family specifically targets automotive gauge and display subsystems where it pairs the CPU with display-driver and stepper-motor-driver peripherals for direct connection to instrument cluster needles and segment LCDs.
Key features include an integrated voltage regulator (VREG), an LCD driver, stepper-motor gauge drivers for analog needle actuation, an MS-CAN module for in-vehicle networking, and LIN physical layer compliance. The 73 GPIO lines support direct segment-LCD multiplexing and the automotive AEC-Q100 qualification with the -40C to +105C operating range allows operation under hood-side cluster thermal stress. Hardware security, cyclic redundancy check, and watchdog timer improve functional-safety compliance.
The S12ZVH architecture builds on Freescale/NXP's S12 legacy with an enhanced instruction set, larger linear address space, and improved C-compiler support. The 100-LQFP package provides ample I/O for instrument cluster pinouts while remaining within a moderate 14x14mm footprint suitable for double-sided PCB assembly. The on-chip voltage regulator can derive the internal 1.8V logic supply directly from a 5V automotive battery rail.
Typical applications include automotive instrument clusters (speedometer/tachometer/fuel/temperature gauges with segment LCD), two-wheeler and small-EV dashboards, HVAC control panels, body controllers with LIN sub-nodes, and industrial HMI panels. The integrated stepper-motor drivers make it the natural fit for stepper-needle clusters without requiring external driver ICs.
When designing with the S912ZVHL64F1VLL, ensure PCB layout keeps the on-chip regulator decoupling caps within 3mm of the VREG pins, and use the BDLC (Byte Data Link Controller) or MS-CAN module per NXP's reference application notes for OEM-network compliance. For LCD bias generation, follow the datasheet's recommended charge-pump and resistor-ladder network to minimize ghost-segment artifacts.
Drop-in alternatives for S912ZVHL64F1VLL — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Variants in this series
Same-series models that are drop-in compatible with S912ZVHL64F1VLL (same form factor and footprint) — differing in Automotive Qualification, EEPROM Size, Operating Temperature, Package, Program Memory Size.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
S912ZVH128F1VLL
✅ Drop-In📋 Reference alternative (not in catalog)
S912ZVH256F1VLL
✅ Drop-In📋 Reference alternative (not in catalog)
S912ZVHL32F1VLL
✅ Drop-In✓ In Stock
$5.32 / Unit
View Datasheet →S912ZVH64F1MLF
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
S912ZVHL64F1CLF
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
MC9S12XET256MAG
✅ Drop-In📋 Reference alternative (not in catalog)
S912ZVHL64F1VLL Maximum Ratings & Electrical Characteristics
| Core Processor | S12Z |
| Core Size | 16-Bit |
| Maximum CPU Speed | 32 MHz |
| Program Memory Size | 64 KB (64K x 8) Flash |
| Program Memory Type | FLASH |
| RAM Size | 4 KB |
| EEPROM Size | 4 KB |
| Number of I/O | 73 |
| Connectivity | CANbus, I2C, LINbus, SCI, SPI |
| Peripherals | DMA, LCD, POR, PWM, WDT |
| Package | 100-LQFP (14 x 14 mm) |
| Mounting Type | Surface Mount |
| Operating Temperature | -40C to +105C |
| Automotive Qualification | AEC-Q100 qualified |
| Series | S12 MagniV |
| On-chip Voltage Regulator | Integrated VREG |
| Stepper-motor Drivers | Integrated |
| RoHS Status | Compliant |
S912ZVHL64F1VLL 100-lqfp (14 x 14 mm) Pin Configuration Guide
Pin configuration for S912ZVHL64F1VLL (100-lqfp (14 x 14 mm) package). This digital IC includes GPIO, communication interfaces (UART, SPI, I2C), and power pins. Refer to the manufacturer datasheet for alternate pin functions and configuration options. Essential for embedded system design and PCB layout.
No detailed pinout data available for S912ZVHL64F1VLL.
Refer to the datasheet for full pin configuration.
Typical Applications
S912ZVHL64F1VLL is suitable for 6 applications: Automotive Instrument Cluster, Two-Wheeler and Small-EV Dashboard, HVAC Control Panel, Body Controller with LIN Sub-nodes, Industrial HMI Panel, Automotive Display and Gauge Subsystem.
Automotive Instrument Cluster
The S912ZVHL64F1VLL is purpose-built for entry-level automotive instrument clusters integrating the S12Z core with on-die stepper-motor drivers for analog gauge needles (speedometer, tachometer, fuel, temperature) and a segment-LCD controller for driver-information displays. The 32MHz S12Z CPU executes cluster graphics and gauge algorithms while the integrated stepper-driver outputs drive air-core or stepper-needle gauges directly without external driver ICs. With 64KB Flash, 4KB EEPROM for odometer/calibration storage, and the AEC-Q100 -40C to +105C qualification, the part is a single-chip cluster solution that reduces BOM cost and PCB area versus discrete MCU + stepper-driver architectures.
Recommended
Two-Wheeler and Small-EV Dashboard
Electric two-wheeler and small-EV dashboards benefit from the S912ZVHL64F1VLL's integrated stepper-motor drivers, segment-LCD controller, and LIN physical layer for direct battery-pack telemetry. The 32MHz CPU processes speed/RPM signals and the on-chip LIN transceiver talks to the BMS slave without an external LIN IC. Operating from a 12V lead-acid or 48V Li-ion bus, the integrated VREG derives the 5V and 1.8V internal rails. The AEC-Q100 grade and -40C to +105C range handle outdoor thermal stress while the 100-LQFP package fits the compact two-wheeler cluster housing.
Recommended
HVAC Control Panel
In automotive HVAC control panels, the S912ZVHL64F1VLL drives segment-LCD temperature/blown-air displays while the LIN physical layer talks to the vehicle's body-COM master. The integrated voltage regulator powers the IC directly from the 12V battery rail, simplifying the power tree. The 73 GPIO lines scan push-buttons and rotary-encoder inputs for temperature and fan-speed control. CANbus connectivity allows HVAC modules to participate in vehicle network diagnostics, and the AEC-Q100 grade plus -40C to +105C operation supports under-dash thermal environments.
Recommended
Body Controller with LIN Sub-nodes
The S912ZVHL64F1VLL serves as a body controller master that manages LIN sub-nodes for door modules, mirror controllers, and seat controllers. The MS-CAN module provides gateway connectivity to the vehicle powertrain CAN bus, while the LIN physical layer acts as the LIN master for sub-node polling. Hardware CRC and watchdog peripherals support functional-safety compliance per NXP's reference application notes. With 64KB Flash and 4KB EEPROM, the device handles LIN network descriptors, fault logs, and diagnostic routines for body electronics subsystems.
Recommended
Industrial HMI Panel
For industrial HMI panels, the S912ZVHL64F1VLL drives segment-LCD displays for machine status and integrates CANbus or LIN physical layer for industrial-network connectivity. The 32MHz CPU refreshes segment LCDs and processes push-button inputs while hardware PWM controls LED backlight dimming. The AEC-Q100 temperature grade of -40C to +105C supports factory-floor environments. Industrial users benefit from the device's EEPROM-backed parameter storage for machine calibration data and the on-chip VREG simplifies 24V industrial bus powering.
Recommended
Automotive Display and Gauge Subsystem
Combined automotive gauge-and-display designs use the S912ZVHL64F1VLL to drive analog stepper needles plus a segment-LCD information display from a single chip. The integrated stepper-motor drivers, segment-LCD controller, and LIN/CAN connectivity consolidate what would otherwise require a discrete MCU plus stepper-driver IC plus LCD-driver IC. The 64KB Flash accommodates combined gauge, indicator, and trip-computer firmware. The AEC-Q100 qualification and on-chip VREG simplify 12V automotive-battery operation with minimal external components.
Recommended
Recommended Products Summary
Engineering reference data for S912ZVHL64F1VLL — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | S912ZVH128F1VLL | S912ZVH256F1VLL | S912ZVHL32F1VLL | S912ZVH64F1MLF | MC9S12XET256MAG |
|---|---|---|---|---|---|---|
| Package | 100-LQFP (14x14) | 100-LQFP (14x14) - same | 100-LQFP (14x14) - same | 100-LQFP (14x14) - same | 100-LQFP (14x14) - same | LQFP-100 - same |
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Core Processor | S12Z (16-bit) | S12Z (16-bit) | S12Z (16-bit) | S12Z (16-bit) | S12Z (16-bit) | S12XE (16-bit) |
| Maximum Frequency | 32 MHz | 32 MHz | 32 MHz | 32 MHz | 32 MHz | 50 MHz |
| Program Memory (Flash) | 64 KB | 128 KB | 256 KB | 32 KB | 64 KB | 256 KB |
| RAM Size | 4 KB | 8 KB | 16 KB | 2 KB | 4 KB | 16 KB |
| EEPROM Size | 4 KB | 4 KB | 4 KB | 2 KB | 4 KB | 4 KB |
| Number of I/O | 73 | 73 | 73 | 73 | 73 | 59 |
| Connectivity | CAN, I2C, LIN, SCI, SPI | CAN, I2C, LIN, SCI, SPI | CAN, I2C, LIN, SCI, SPI | CAN, I2C, LIN, SCI, SPI | CAN, I2C, LIN, SCI, SPI | CAN, I2C, SCI, SPI |
| Operating Temperature | -40C to +105C | -40C to +105C | -40C to +105C | -40C to +105C | -40C to +105C | -40C to +85C |
Key Differentiators
- Integrated stepper-motor gauge drivers on-die (vs MC9S12XET256MAG)
- Higher GPIO count for full cluster pinout (vs S912ZVL12F0MLFR (LQFP-48))
- On-chip voltage regulator with automotive transient tolerance (vs MC9S08DZ60AMLH (S08 family))
Design Notes
The S912ZVHL64F1VLL integrates a 5V-input voltage regulator that derives the internal 1.8V core supply directly from the 12V automotive battery rail via an external pass transistor. Place the VREG decoupling capacitor (per NXP datasheet recommendation) within 3mm of the VREG pin and use a low-ESR ceramic. Add reverse-battery and load-dump protection per ISO 7637-2 on the VBAT input to survive automotive transient pulses - this is a critical layout choice the internal VREG does not protect.
Route the stepper-motor driver outputs as short, wide traces (>=0.3mm per ampere) to keep impedance low and avoid voltage drops that cause gauge-needle jitter. Keep analog ground and digital ground separated under the device, joining them at a single point near the VREG ground pin. For segment-LCD bias generation, route the LCD charge-pump capacitors as close to the LCD pins as possible per the datasheet reference layout to prevent ghost-segment artifacts.
Do not assume the 73 GPIO lines are all freely available - many share function with the on-chip segment-LCD driver and stepper-motor driver outputs, so the effective free GPIO count depends on how many LCD segments and stepper gauges your cluster uses. Plan your pin allocation early against the S12 MagniV reference manual signal-mux table. Failing to configure unused pins as outputs with defined logic levels can cause excess current draw in low-power modes - a common cluster-firmware pitfall.
The on-chip LIN physical layer requires the external LIN transceiver network (master pull-up, slave termination) for compliance with LIN 2.x conformance tests. The MS-CAN module likewise expects external CAN-H/CAN-L transceivers (such as NXP TJA1044 or TJA1057) - the integrated peripherals are protocol controllers, not physical-layer transceivers. For EMC compliance, place the CAN/LIN transceiver within 30mm of the S912ZVHL64F1VLL and use controlled-impedance routing.
Compliance Information
AEC-Q100 qualified per Mouser and NXP product listing; -40C to +105C automotive Grade 1. RoHS compliant. NXP/Freescale automotive MCU production line is conflict-minerals compliant.