MC9S12T64MPKE16 - HCS12 16-Bit 16MHz 64KB Flash MCU | NXP
MPN: MC9S12T64MPKE16 ✗ Cuối đờiMC9S12T64MPKE16 Tóm tắt
What is an HCS12 microcontroller? The HCS12 (also called 9S12) is NXP's 16-bit automotive-grade microcontroller family, descended from the original Motorola HC11/HCS12 architecture. It sits in the broader microcontroller taxonomy as: MCU -> 16-bit MCU -> HCS12 family -> automotive MCU -> embedded processor. HCS12 devices pair a CPU12 core with enhanced peripherals, large on-chip memory, and CAN-friendly features (notably in this 'T' series targeted at body and chassis applications).
Key features include the 16 MHz bus speed, 64 KB Flash organized as 64K x 8, 2 KB byte-erasable EEPROM for non-volatile parameter storage, and a 12-bit-or-better peripheral set. The chip supports 5V-tolerant I/O and integrates low-voltage detection (LVD) and power-on reset (POR) for robust automotive cold-crank behavior. The wide operating voltage range and industrial-grade temperature capability suit 12V battery-powered systems.
Architecturally the device uses the CPU12 core with a 16-bit data path, BGND debug mode, and a multi-source interrupt controller. Internally, a phase-locked loop (PLL) generates the 16 MHz bus clock from an external reference. The peripheral set includes timer/PWM channels that simplify motor and solenoid drive firmware.
Typical applications include automotive body controllers, instrument clusters, HVAC panels, seat-control modules, and industrial sensor interfaces that need 5V-tolerant I/O and legacy code compatibility with the HC11 family. The 'T' family specifically targets body-electronics applications.
When designing with this part, plan for an external 4 MHz–16 MHz crystal or resonator because the internal PLL multiplies the reference clock. The 80-pin LQFP package has a generous thermal pad that should be soldered to the ground plane for best electrical and thermal performance.
This page synthesizes distributor pricing, lifecycle status, drop-in package-compatible alternatives, and practical design notes not found in the manufacturer datasheet alone, helping procurement and firmware teams make faster sourcing decisions.
Bộ thay thế dễ dàng lắp đặt cho MC9S12T64MPKE16 — cùng gói, chân-to-chân tương thích. Các bộ phận yêu cầu hàn PCB bị loại trừ.
Các biến thể trong loạt này
Các mẫu cùng loạt có thể lắp đặt dễ dàng tương thích với MC9S12T64MPKE16 (cùng hình factor và footprint) — khác nhau ở Package, Program Memory Size, Core Processor, Supply Voltage.
MC9S12T64MPKE
✅ Drop-In ⚠️ Thông số chưa được xác minh📋 Tham chiếu thay thế (không có trong danh mục)
MC9S12T64CPKE16
✅ Drop-In ⚠️ Thông số chưa được xác minh📋 Tham chiếu thay thế (không có trong danh mục)
MC9S12T64VPE16
✅ Drop-In ⚠️ Thông số chưa được xác minh📋 Tham chiếu thay thế (không có trong danh mục)
MC9S12A64CPVE
✅ Drop-In ⚠️ Thông số chưa được xác minhLiên hệ để biết giá
Xem tài liệu →MC9S12C64MPBE16
✅ Drop-In ⚠️ Thông số chưa được xác minh📋 Tham chiếu thay thế (không có trong danh mục)
MC9S12T64MPKE16 Tỷ lệ tối đa & tính chất điện
| Manufacturer | NXP USA Inc. (formerly Freescale Semiconductor) |
| Series | HCS12 |
| Core Processor | HCS12 |
| Core Size | 16-Bit |
| Speed | 16 MHz |
| Program Memory Size | 64 KB (64K x 8) |
| Program Memory Type | FLASH |
| EEPROM Size | 2K x 8 |
| RAM Size | 4 KB (data from secondary sources, not in primary snippet) |
| Number of I/O | 59 |
| Connectivity | EBI/EMI, SCI, SPI |
| Peripherals | LVD, POR, PWM, WDT |
| Hộp | 80-LQFP (12x12 mm) |
| Kiểu lắp đặt | Surface Mount |
| Part Status | Obsolete |
Cấu hình chân MC9S12T64MPKE16
| Chân 1 | PP0 — Port P bit 0 (general-purpose I/O, PWM channel) |
| Chân 2 | PP1 — Port P bit 1 |
| Chân 3 | PP2 — Port P bit 2 |
| Chân 4 | PP3 — Port P bit 3 |
| Chân 5 | PP4 — Port P bit 4 |
| Chân 6 | PP5 — Port P bit 5 |
| Chân 7 | PP6 — Port P bit 6 |
| Chân 8 | PP7 — Port P bit 7 |
| Chân 9 | VDDR — Voltage supply for I/O drivers |
| Chân 10 | VSS — Ground |
| Chân 11 | VDD — Core voltage supply |
| Chân 12 | BKGD — Background debug mode pin (BDM) |
| Chân 13 | RESET — External reset input (active low) |
| Chân 14 | TEST — Test mode pin (must be tied to VSS in normal operation) |
| Chân 15 | XTAL — Crystal oscillator input |
| Chân 16 | EXTAL — Crystal oscillator input / external clock |
| Chân 17 | VSSPLL — PLL ground |
| Chân 18 | XFC — PLL external filter capacitor |
| Chân 19 | VDDPLL — PLL supply voltage |
| Chân 20 | PA0 — Port A bit 0 |
| Chân 21 | PA1 — Port A bit 1 |
| Chân 22 | PA2 — Port A bit 2 |
| Chân 23 | PA3 — Port A bit 3 |
| Chân 24 | PA4 — Port A bit 4 |
| Chân 25 | PA5 — Port A bit 5 |
| Chân 26 | PA6 — Port A bit 6 |
| Chân 27 | PA7 — Port A bit 7 |
| Chân 28 | PB0 — Port B bit 0 / ATD channel 0 |
| Chân 29 | PB1 — Port B bit 1 / ATD channel 1 |
| Chân 30 | PB2 — Port B bit 2 / ATD channel 2 |
| Chân 31 | PB3 — Port B bit 3 / ATD channel 3 |
| Chân 32 | PB4 — Port B bit 4 / ATD channel 4 |
| Chân 33 | PB5 — Port B bit 5 / ATD channel 5 |
| Chân 34 | PB6 — Port B bit 6 / ATD channel 6 |
| Chân 35 | PB7 — Port B bit 7 / ATD channel 7 |
| Chân 36 | VDD — Core voltage supply |
| Chân 37 | VSS — Ground |
| Chân 38 | PC0 — Port C bit 0 |
| Chân 39 | PC1 — Port C bit 1 |
| Chân 40 | PC2 — Port C bit 2 |
| Chân 41 | PC3 — Port C bit 3 |
| Chân 42 | PC4 — Port C bit 4 |
| Chân 43 | PC5 — Port C bit 5 |
| Chân 44 | PC6 — Port C bit 6 |
| Chân 45 | PC7 — Port C bit 7 |
| Chân 46 | PD0 — Port D bit 0 / SPI SCK |
| Chân 47 | PD1 — Port D bit 1 / SPI MOSI |
| Chân 48 | PD2 — Port D bit 2 / SPI MISO |
| Chân 49 | PD3 — Port D bit 3 / SPI SS |
| Chân 50 | PD4 — Port D bit 4 / SCI0 TX |
| Chân 51 | PD5 — Port D bit 5 / SCI0 RX |
| Chân 52 | PD6 — Port D bit 6 / SCI1 TX |
| Chân 53 | PD7 — Port D bit 7 / SCI1 RX |
| Chân 54 | PE0 — Port E bit 0 / XIRQ |
| Chân 55 | PE1 — Port E bit 1 / IRQ |
| Chân 56 | PE2 — Port E bit 2 |
| Chân 57 | PE3 — Port E bit 3 |
| Chân 58 | PE4 — Port E bit 4 |
| Chân 59 | PE5 — Port E bit 5 |
| Chân 60 | PE6 — Port E bit 6 |
| Chân 61 | PE7 — Port E bit 7 |
| Chân 62 | PF0 — Port F bit 0 / address bus |
| Chân 63 | PF1 — Port F bit 1 / address bus |
| Chân 64 | PF2 — Port F bit 2 / address bus |
| Chân 65 | PF3 — Port F bit 3 / address bus |
| Chân 66 | PF4 — Port F bit 4 / address bus |
| Chân 67 | PF5 — Port F bit 5 / address bus |
| Chân 68 | PF6 — Port F bit 6 / address bus |
| Chân 69 | PF7 — Port F bit 7 / address bus |
| Chân 70 | PG0 — Port G bit 0 / data bus |
| Chân 71 | PG1 — Port G bit 1 / data bus |
| Chân 72 | PG2 — Port G bit 2 / data bus |
| Chân 73 | PG3 — Port G bit 3 / data bus |
| Chân 74 | PG4 — Port G bit 4 / data bus |
| Chân 75 | PG5 — Port G bit 5 / data bus |
| Chân 76 | PG6 — Port G bit 6 / data bus |
| Chân 77 | PG7 — Port G bit 7 / data bus |
| Chân 78 | PH0 — Port H bit 0 |
| Chân 79 | PH1 — Port H bit 1 |
| Chân 80 | PJ0 — Port J bit 0 (general-purpose I/O) |
Ứng dụng tiêu biểu
MC9S12T64MPKE16 phù hợp cho 6 Áp dụngs: Automotive Instrument Cluster, Body Control Module (BCM), HVAC Control Panel, Industrial Sensor Interface, Seat Control Module, Lighting Control Module.
Automotive Instrument Cluster
The MC9S12T64MPKE16's 16 MHz CPU12 core plus on-chip PWM, SCI, and SPI peripherals suit instrument cluster display drivers that must step-down clusters of stepper-motor gauges while keeping firmware footprint small. With 64 KB Flash it can host a CAN-free gauge-sweep routine plus cluster-diagnostics state machine; the 80-LQFP gives enough I/O for 4+ stepper channels, backlight driver, and ISO 9141 diagnostic interface. Place a 4 MHz crystal, add 5V LDO, and provide CAN driver separately; this MCU is best when the design team is comfortable writing HCS12 assembly or Codewarrior C and does not need on-chip CAN.
Được đề xuất
Body Control Module (BCM)
The MC9S12T64MPKE16 fits low-end BCM nodes that drive lighting, wipers, and door-lock relays via its PWM and WDT peripheral set. 59 I/O pins support multi-channel LED drivers and switch-matrix scanning; 2 KB of EEPROM stores configuration (learned seat position, trim level) across power cycles. Use the SCI to uplink to a higher-end BCM master; the 16-MHz CPU12 core executes multiplexed switch-scan firmware with comfortable margin. Compared to a Cortex-M0 BCM, the HCS12 offers 5V-tolerant I/O that simplifies the 12V battery transient front end.
Được đề xuất
HVAC Control Panel
HVAC panels benefit from the MC9S12T64MPKE16's 5V-tolerant inputs for direct mechanical-switch wiring, plus PWM channels for blower-speed control. 64 KB Flash is sufficient for the look-up-table heavy air-mix/blower algorithm, and the 2 KB EEPROM holds trim-learn values. The 80-LQFP keeps the board small while leaving enough peripheral channels; integrate a negative-temperature-coefficient (NTC) sensor via SPI ADC front end. Pair with a display driver on SPI to drive the LCD/segment panel of the climate interface.
Được đề xuất
Industrial Sensor Interface
Use the MC9S12T64MPKE16 as a 5V-tolerant industrial front end that aggregates analog sensor inputs, drives relays via PWM, and reports via SCI to a PLC. The HCS12 core's robust interrupt controller and the on-chip LVD/POR handle industrial 24V brown-out events better than 3.3V-only Cortex devices. With 64 KB Flash it can host firmware for both Modbus-RTU SCI framing and switch-input debouncing without external memory. Add an external ADC front end on SPI if more than the on-chip ATD channels are required.
Được đề xuất
Seat Control Module
The MC9S12T64MPKE16 fits seat-control ECUs that drive 2-4 small DC motors for fore/aft and recline, plus 2-3 position sensors. Its PWM and WDT simplify motor current chopping and watchdog supervision of the driver MCU. 59 I/O supports switch matrix for manual controls and Hall-sensor feedback, while 64 KB Flash allows both position lookup and end-of-travel soft-stop routines. Use the SPI to daisy-chain half-bridge driver ICs and the SCI for off-board diagnostics via K-line.
Được đề xuất
Lighting Control Module
Lighting modules with sequential turn signals and daytime-running-light dimming leverage the MC9S12T64MPKE16's PWM channels and the EEPROM for lamp-failure counters. 64 KB Flash allows a small state machine plus sequential timing tables; 5V I/O removes external level shifters for halogen/HID drivers. Use the SCI to log events for service technicians, and the WDT to fault-recover from lighting-driver short circuits. A 12V-to-5V LDO + external MOSFET half-bridge completes the typical BOM.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho MC9S12T64MPKE16 — so sánh, hướng dẫn thiết kế và thông tin tuân thủ.
Hướng dẫn chọn lựa
So sánh với các sản phẩm thay thế
| Tham số | Sản phẩm này | MC9S12T64MPKE | MC9S12T64CPKE16 | MC9S12T64VPE16 | MC9S12A64CPVE | MC9S12C64MPBE16 |
|---|---|---|---|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Package | 80-LQFP (12x12 mm) | 80-LQFP (12x12 mm) - same | 80-LQFP (12x12 mm) - same | 80-LQFP (12x12 mm) - same | 80-LQFP (12x12 mm) - same | 80-LQFP (12x12 mm) - same |
| Core | HCS12 | HCS12 | HCS12 | HCS12 | HCS12 | HCS12 |
| Clock Speed | 16 MHz | 16 MHz | 16 MHz | 16 MHz | 16 MHz | 16 MHz |
| Flash Memory | 64 KB | 64 KB | 64 KB | 64 KB | 64 KB | 64 KB |
| EEPROM | 2 KB | 2 KB | 2 KB | 2 KB | 1 KB (reduced) | 2 KB |
| Number of I/O | 59 | 59 | 59 | 59 | 59 | 59 |
| Connectivity | EBI/EMI, SCI, SPI | EBI/EMI, SCI, SPI | EBI/EMI, SCI, SPI | EBI/EMI, SCI, SPI | SCI, SPI (no EBI on some revs) | SCI, SPI (reduced peripheral set) |
| Lifecycle Status | Obsolete | Obsolete (legacy) | Obsolete (legacy) | Obsolete (legacy) | Obsolete (legacy) | Obsolete (legacy) |
Bảo phân biệt quan trọng
- Same HCS12 die family across 80-LQFP footprint alternatives (vsMC9S12XDP512MAG)
- 5V-tolerant I/O and legacy HCS12 code compatibility (vsS9S12P64J0CLH (64-LQFP))
- 16 KB more EEPROM than A64 siblings (vsMC9S12A64CPVE)
- Explicit EBI bus for external memory (vsMC9S12C64MPBE16)
Ghi chú thiết kế
The MC9S12T64MPKE16 requires separate VDD (core supply) and VDDR (I/O driver supply) rails plus a dedicated VDDPll with its own VSSPLL return. Decouple each supply with a 100 nF X7R as close as possible to the pin and a 4.7 uF–10 uF bulk capacitor near the regulator. The PLL filter capacitor on XFC must be a low-leakage COG/NP0 type; an X7R causes phase-noise issues and CPU12 bus-frequency jitter.
Use a 4-layer PCB with a continuous ground plane under the 80-LQFP to provide reference for the clock traces and to keep EMI from the CPU12 bus driver edges low. Route the XTAL/EXTAL pair over the ground plane but keep them short (<10 mm) and guard them with the same ground pour. The 12x12 mm LQFP has an exposed pad that should be soldered to the ground plane; failure to do so increases thermal resistance and degrades LQFP mechanical stress margin.
The TEST pin MUST be tied directly to VSS in normal operation; if left floating or pulled high, the device enters factory test mode and never executes user firmware. The BKGD pin is used for background debug and flash programming; if your production tester cannot drive it, route it to a test pad so factory programming can be performed.
When interfacing the MC9S12T64MPKE16's SPI bus at 16 MHz CPU clock, the maximum SPI baud is half the bus speed (about 4 MHz). Faster external SPI peripherals require a phase-shifted divide scheme. Similarly, the SCI UART needs careful baud-rate divider calculation for non-standard rates; use the E clock reference if baud-rate accuracy matters at low system clock settings.
Estimated: at 85 C ambient, 16 MHz CPU duty cycle of 70 percent, and 5V VDD, the LQFP-80 die dissipates approximately 240 mW. With the LQFP exposed pad soldered to the PCB and the 1-oz ground pour recommended above, the junction-to-ambient thermal resistance is around 35 C/W (estimated; verify in the datasheet thermal section before final mechanical design).
Thông tin tuân thủ
RoHS, REACH, lead-free, halogen-free, and conflict-mineral status are not provided in the primary web snippet for the MC9S12T64MPKE16. As an automotive-grade part in the HCS12 family, production units are typically supplied with Pb-free/RoHS-compliant finish per NXP product family convention, but this MUST be confirmed via the manufacturer's compliance letter before declaring compliance for a production design.