S912ZVLA64F0MLF - S12Z MagniV 64KB Flash 32MHz MCU | NXP
MPN： S912ZVLA64F0MLF ✓ 啟用中S912ZVLA64F0MLF 概覽
An automotive LIN microcontroller is a mixed-signal MCU purpose-built for Local Interconnect Network (LIN) nodes in vehicle body electronics. The LIN bus is a low-cost single-wire serial protocol standardized under ISO 17987, widely used for non-critical body and comfort subsystems (window lifters, mirror adjusters, seat controllers, HVAC dampers). At a higher level, this part belongs to the hierarchy: automotive MCU -> mixed-signal MCU -> 16-bit MCU -> S12 MagniV family -> NXP semiconductor IC. By integrating the LIN transceiver and a 12V-tolerant regulator on-die, the S12ZVL family eliminates the need for external bus-driver ICs and reduces BOM cost on the smallest LIN slaves.
Key features include 64 KB Flash, 32 MHz S12Z CPU core, 1 KB EEPROM, 4 KB RAM, integrated LIN 2.x/SAE J2602 transceiver with bus-pin protection, integrated 5V LDO regulator accepting 6V to 18V supply, and on-chip CAN (msCAN) and SPI/SCI peripherals. The 48-LQFP-7x7 footprint is shared across the S12ZVL sub-family, enabling drop-in scalability between 8 KB, 16 KB, 32 KB, 64 KB, and 128 KB Flash options.
The S12Z core uses a 32-bit instruction path with 16-bit arithmetic to optimize code density and execution speed for byte-oriented automotive software stacks, while keeping the addressable memory model compatible with the earlier S12 architecture. The integrated Vreg and LIN phy reduce PCB area and EMI compared to multi-chip LIN slave implementations.
Typical applications include automotive body control modules such as window lifters, seat controllers, HVAC damper actuators, mirror adjusters, sunroof controllers, ambient lighting LED drivers, and simple sensor interfaces that communicate over LIN back to a central body controller. The AEC-Q100 Grade 0 qualification and 12V battery-direct tolerance make it well suited for connection directly to the automotive 12V bus.
When designing with this part, ensure the LIN bus load and termination meet SAE J2602 specifications, and verify that the supply decoupling handles cranking transients (ISO 7637-2 pulses). The integrated Vreg caps the dissipation envelope, but PCB copper area should still be sized for sustained wake-up currents.
This page synthesizes authorized distributor pricing, drop-in S12ZVL family alternatives, and practical PCB-decoupling notes not found on the manufacturer product page alone.
直接替換替代品，適用於 S912ZVLA64F0MLF — 相同封裝，腳位對腳位相容。需重新設計 PCB 的不同封裝零件不列入。
此系列的變體
與下列產品可直接替換的同系列型號： S912ZVLA64F0MLF （相同外形與佔位） — 差異在於 Automotive Qualification, Core, LIN Physical Layer, Operating Temperature Range, RAM Size.
S912ZVLA32F0MLF
✅ 直接替換 ⚠️ 規格未經驗證📋 參考替代品（不在目錄中）
S912ZVLA128F0MLF
✅ 直接替換 ⚠️ 規格未經驗證📋 參考替代品（不在目錄中）
S912ZVLA64F0VLF
✅ 直接替換 ⚠️ 規格未經驗證📋 參考替代品（不在目錄中）
S912ZVC64F0MLF
✅ 直接替換📋 參考替代品（不在目錄中）
S912ZVC96F0MLF
✅ 直接替換聯絡詢價
查看資料表 →S912ZVLA64F0MLF 最大額定值與電氣特性
| Manufacturer | NXP Semiconductors |
| Series | S12 MagniV |
| Core | S12Z (16-bit CPU, 32-bit instruction path) |
| Program Memory Size | 64 KB Flash |
| RAM Size | 4 KB |
| EEPROM Size | 1 KB |
| 最大時脈頻率 | 32 MHz |
| 資料匯流排寬度 | 16-bit |
| 供應電壓 | 6 V to 18 V (12V automotive bus direct) |
| 工作溫度範圍 | -40C to +125C |
| 封裝 / 外殼 | 48-LQFP (7x7 mm) |
| 安裝類型 | Surface Mount |
| Integrated Peripherals | LIN transceiver, 12V-to-5V Vreg, msCAN, SPI, SCI |
| Automotive Qualification | AEC-Q100 Grade 0 (per Mouser/NXP listing) |
| RoHS 狀態 | Compliant |
S912ZVLA64F0MLF 腳位配置
| 腳位 1 | VDDX — Internal 5V regulator output (for MCU core) |
| 腳位 2 | VDDA — Analog supply |
| 腳位 3 | VSSX — Ground (digital) |
| 腳位 4 | VSSA — Ground (analog) |
| 腳位 5 | RESET_b — Active-low reset input |
| 腳位 6 | BKGD — Background debug interface |
| 腳位 7 | MODC — Mode selection |
| 腳位 8 | PT0 — GPIO / TIM channel |
| 腳位 9 | PT1 — GPIO / TIM channel |
| 腳位 10 | PT2 — GPIO / TIM channel |
| 腳位 11 | PT3 — GPIO / TIM channel |
| 腳位 12 | PT4 — GPIO |
| 腳位 13 | PT5 — GPIO |
| 腳位 14 | PT6 — GPIO |
| 腳位 15 | PT7 — GPIO |
| 腳位 16 | PAD0 — GPIO port A bit 0 |
| 腳位 17 | PAD1 — GPIO port A bit 1 |
| 腳位 18 | PAD2 — GPIO port A bit 2 |
| 腳位 19 | PAD3 — GPIO port A bit 3 |
| 腳位 20 | PAD4 — GPIO port A bit 4 |
| 腳位 21 | PAD5 — GPIO port A bit 5 |
| 腳位 22 | PAD6 — GPIO port A bit 6 |
| 腳位 23 | PAD7 — GPIO port A bit 7 |
| 腳位 24 | PB0 — GPIO port B bit 0 |
| 腳位 25 | PB1 — GPIO port B bit 1 |
| 腳位 26 | PB2 — GPIO port B bit 2 |
| 腳位 27 | PB3 — GPIO port B bit 3 |
| 腳位 28 | PB4 — GPIO port B bit 4 |
| 腳位 29 | PB5 — GPIO port B bit 5 |
| 腳位 30 | PB6 — GPIO port B bit 6 |
| 腳位 31 | PB7 — GPIO port B bit 7 |
| 腳位 32 | PC0 — GPIO port C bit 0 |
| 腳位 33 | PC1 — GPIO port C bit 1 |
| 腳位 34 | PC2 — GPIO port C bit 2 |
| 腳位 35 | PC3 — GPIO port C bit 3 |
| 腳位 36 | PC4 — GPIO port C bit 4 |
| 腳位 37 | PC5 — GPIO port C bit 5 |
| 腳位 38 | PC6 — GPIO port C bit 6 |
| 腳位 39 | PC7 — GPIO port C bit 7 |
| 腳位 40 | LIN — LIN bus physical interface |
| 腳位 41 | VSUP — Battery supply input (6-18 V) |
| 腳位 42 | VDDR — Regulator output (5V / 3.3V) |
| 腳位 43 | VSS — Ground |
| 腳位 44 | CANH — CAN bus high |
| 腳位 45 | CANL — CAN bus low |
| 腳位 46 | TEST — Test mode pin (factory use) |
| 腳位 47 | TCLK — Timer clock input |
| 腳位 48 | NC — Not connected (per datasheet) |
典型應用
S912ZVLA64F0MLF 適用於 6 應用s: Automotive Window Lifter Module, HVAC Damper/Flap Actuator, Automotive Mirror Adjuster Node, Seat Headrest / Recline Controller, Sunroof Motor Control Module, Ambient Interior Lighting Controller.
Automotive Window Lifter Module
Window lifter modules require a small LIN slave with on-die bus phy and 12V tolerance. The S912ZVLA64F0MLF's 32 MHz S12Z core and 64 KB Flash fit typical anti-pinch control firmware, while the integrated LIN 2.x transceiver meets SAE J2602 timing without external bus drivers. Its 6-18V direct supply lets the MCU sit on the 12V bus rail, and AEC-Q100 Grade 0 qualification with operation to +125C ensures durability in hot cabin environments during extended sun-load cycling.
推薦
HVAC Damper/Flap Actuator
HVAC damper actuators demand precise PWM motor control over a LIN bus back to the climate control module. The S912ZVLA64F0MLF's 4 KB RAM supports small RTOS-free task loops, while on-chip EEPROM (1 KB) stores learned end-stop positions that survive battery disconnection. Integrated msCAN provides a backup bus option for body-control integration, and the small 48-LQFP 7x7 footprint eases integration next to the brushless DC motor driver.
推薦
Automotive Mirror Adjuster Node
Mirror adjuster nodes span two motors (horizontal and vertical), a LIN interface to the body controller, and must survive 12V transients. The S912ZVLA64F0MLF provides AEC-Q100 reliability and on-die LIN phy, eliminating the external transceiver and BOM line item. Its 4 KB RAM holds the position-tracking state machine across memory-position presets, and 1 KB EEPROM saves user mirror memory that persists across battery brown-outs.
推薦
Seat Headrest / Recline Controller
Seat headrest and recline modules use LIN slave controllers that count motor rotations and report back to the seat control unit. The S912ZVLA64F0MLF's S12Z core executes simple state machines in <1 ms loops with low Iq in stop mode, and the integrated 12V-to-5V Vreg removes a discrete LDO. AEC-Q100 Grade 0 rating is mandatory for under-seat thermal exposure reaching +125C in parked sun-load conditions.
推薦
Sunroof Motor Control Module
Sunroof controllers require anti-pinch sensing with bidirectional motor drive and a LIN interface to the body domain. The S912ZVLA64F0MLF offers 64 KB Flash for the ASIL-aware safety routines plus LIN phy integration, and its 32 MHz S12Z core executes pinch-detection sampling fast enough for regulatory response time. AEC-Q100 Grade 0 and 12V direct operation keep the design robust against cranking transients and ignition-off sleep currents.
推薦
Ambient Interior Lighting Controller
Ambient lighting nodes spread across the cabin interface via LIN with the central BCM. The S912ZVLA64F0MLF's small 48-LQFP 7x7 footprint lets the node fit inside a thin light fixture, and 64 KB Flash supports multi-zone color-transition animation tables. Integrated 12V Vreg and LIN phy keep external parts to just MOSFET drivers, and -40 to +125C operation tolerates both cabin cold-soak and roof-load heat soak scenarios.
推薦
推薦產品摘要
工程參考資料，適用於 S912ZVLA64F0MLF — 比較、設計指引及合規資訊。
選型指南
與替代品比較
| 參數 | 本產品 | S912ZVLA32F0MLF | S912ZVLA128F0MLF | S912ZVC64F0MLF | S912ZVC96F0MLF |
|---|---|---|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Package | 48-LQFP (7x7 mm) | 48-LQFP (7x7 mm) - same | 48-LQFP (7x7 mm) - same | 48-LQFP (7x7 mm) - same | 48-LQFP (7x7 mm) - same |
| Core | S12Z 16-bit @ 32 MHz | S12Z 16-bit @ 32 MHz | S12Z 16-bit @ 32 MHz | S12Z 16-bit @ 32 MHz | S12Z 16-bit @ 32 MHz |
| Flash Memory | 64 KB | 32 KB (-50%) | 128 KB (+100%) | 64 KB (same) | 96 KB (+50%) |
| RAM | 4 KB | 2 KB | 8 KB | 4 KB | 6 KB |
| Integrated Bus PHY | LIN 2.x / SAE J2602 | LIN 2.x / SAE J2602 | LIN 2.x / SAE J2602 | msCAN | msCAN |
| Integrated Vreg | 12V to 5V | 12V to 5V | 12V to 5V | 12V to 5V | 12V to 5V |
| Operating Temperature | -40C to +125C | -40C to +125C | -40C to +125C | -40C to +125C | -40C to +125C |
主要差異化特點
- Higher Flash density within the same LIN-integrated S12ZVL family (對比S912ZVLA32F0MLF)
- Lower price per KB than the 128 KB variant (對比S912ZVLA128F0MLF)
- On-die LIN transceiver eliminates external bus-driver IC (對比S912ZVC64F0MLF (CAN-integrated))
設計說明
Estimated: with VSUP at 13.5 V and Vreg sourcing 60 mA to the internal core plus external sensors, the LDO dissipation is approximately (13.5 - 5.0) * 0.060 = 0.51 W. Size the LQFP thermal copper land to at least 1 square inch of 1 oz copper to keep junction rise below 30C. Cranking transients down to 6 V are tolerated by the integrated Vreg, but ISO 7637-2 load-dump pulses (>40 V) require an external TVS clamp such as SMBJ16A on VSUP.
Keep the LIN bus trace short and unbifurcated; route it twisted or parallel to chassis return to maintain SAE J2602 EMC behavior. The 48-LQFP 7x7 has a center thermal pad that must be soldered to a copper pour tied to VSS for both heat dissipation and low-impedance ground reference. Decouple VDDX (pin 1) with 100 nF + 4.7 uF ceramic placed within 3 mm of the pad.
Do not skip the external pull-up on the LIN bus pin (typically 30 kohm to VSUP via a diode) or LIN communication will fail under low-bus-current loads. Do not exceed 1 mA on any GPIO pin without checking the datasheet's VOL/VOH and the source/sink limits. The S12Z core's BDM (background debug mode) requires the BKGD pin not be pulled low at reset or the MCU will enter debug mode instead of normal execution.
合規資訊
AEC-Q100 Grade 0 per NXP and Mouser listings. RoHS compliant. Halogen-free per NXP MagniV family materials declaration.