MC9S12XEP100CAG - 16-Bit 50MHz 1MB Flash MCU | NXP | Automotive
MPN: MC9S12XEP100CAG ✓ Hoạt độngMC9S12XEP100CAG Tóm tắt
An MCU (microcontroller unit) is a self-contained computer on a single die combining a CPU core, non-volatile program memory, SRAM, and integrated peripherals. Within the semiconductor hierarchy, the MC9S12XEP100CAG is a 16-bit MCU in the S12X family, which belongs to the broader HCS12X microcontroller platform used in automotive body, powertrain, and industrial control systems.
Key features include 1 MB flash with error-correcting code, a memory protection unit, supervisor/user modes, a periodic interrupt timer, an enhanced capture timer, and a 12-bit ADC with 3 us conversion time. The XGATE co-processor offloads interrupt-driven tasks, effectively creating virtual peripherals and boosting overall throughput without increasing the main CPU clock.
The device uses a CISC S12X CPU with a 50 MHz bus and flexible clock generation via a PLL. Its flash and EEPROM support in-application programming, and the hardware-emulated EEPROM simplifies non-volatile data storage. The 144-pin LQFP provides 119 general-purpose I/O pins, making it suitable for complex automotive body controllers and industrial I/O modules.
Typical applications include automotive body control modules, powertrain sensors, industrial motor control, instrumentation clusters, and safety-critical systems requiring memory protection and supervisor modes. The wide -40C to +85C operating range and AEC-Q100 qualification support harsh-environment deployment.
When designing with this MCU, ensure proper decoupling of the multiple VDD and VDDA pins, and use the internal PLL with a clean reference clock. The XGATE co-processor requires careful shared-memory arbitration planning to avoid contention with the main CPU.
This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet, providing engineers with a single reference for selection and sourcing.
Bộ thay thế dễ dàng lắp đặt cho MC9S12XEP100CAG — 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 MC9S12XEP100CAG (cùng hình factor và footprint) — khác nhau ở Operating Temperature, Package, Core, Timers, EEPROM.
MC9S12XEP100MAG
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →S912XEP100J5MAG
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
MC9S12XEP100CAL
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →MC9S12XEP768CAG
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →MC9S12XEQ384CAG
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →MC9S12XEP100CAG Tỷ lệ tối đa & tính chất điện
| Core Processor | HCS12X (16-bit CISC) |
| Maximum Bus Frequency | 50 MHz |
| Flash Memory | 1 MB (1M x 8) |
| RAM | 64 KB |
| EEPROM | 4 KB |
| ADC Resolution | 12-bit |
| ADC Channels | 24 |
| ADC Conversion Time | 3 us |
| GPIO Pins | 119 |
| Hộp | 144-LQFP (20x20 mm) |
| Nhiệt độ hoạt động | -40C to +85C |
| XGATE Co-processor | Yes |
| Memory Protection Unit | Yes |
| Kiểu lắp đặt | Surface Mount |
| Trạng thái RoHS | Compliant |
| Đông trùng haogen | Compliant |
| ECCN | 3A991.a.2 |
| Country of Origin | Malaysia, Taiwan |
Cấu hình chân MC9S12XEP100CAG
| Chân 1 | VDD — Power supply |
| Chân 2 | VSS — Ground |
| Chân 3 | PA0 — Port A GPIO |
| Chân 4 | PA1 — Port A GPIO |
| Chân 5 | PA2 — Port A GPIO |
| Chân 6 | PA3 — Port A GPIO |
| Chân 7 | PA4 — Port A GPIO |
| Chân 8 | PA5 — Port A GPIO |
| Chân 9 | PA6 — Port A GPIO |
| Chân 10 | PA7 — Port A GPIO |
| Chân 11 | PB0 — Port B GPIO |
| Chân 12 | PB1 — Port B GPIO |
| Chân 13 | PB2 — Port B GPIO |
| Chân 14 | PB3 — Port B GPIO |
| Chân 15 | PB4 — Port B GPIO |
| Chân 16 | PB5 — Port B GPIO |
| Chân 17 | PB6 — Port B GPIO |
| Chân 18 | PB7 — Port B GPIO |
| Chân 19 | PC0 — Port C GPIO |
| Chân 20 | PC1 — Port C GPIO |
| Chân 21 | PC2 — Port C GPIO |
| Chân 22 | PC3 — Port C GPIO |
| Chân 23 | PC4 — Port C GPIO |
| Chân 24 | PC5 — Port C GPIO |
| Chân 25 | PC6 — Port C GPIO |
| Chân 26 | PC7 — Port C GPIO |
| Chân 27 | PD0 — Port D GPIO |
| Chân 28 | PD1 — Port D GPIO |
| Chân 29 | PD2 — Port D GPIO |
| Chân 30 | PD3 — Port D GPIO |
| Chân 31 | PD4 — Port D GPIO |
| Chân 32 | PD5 — Port D GPIO |
| Chân 33 | PD6 — Port D GPIO |
| Chân 34 | PD7 — Port D GPIO |
| Chân 35 | PE0 — Port E GPIO |
| Chân 36 | PE1 — Port E GPIO |
| Chân 37 | PE2 — Port E GPIO |
| Chân 38 | PE3 — Port E GPIO |
| Chân 39 | PE4 — Port E GPIO |
| Chân 40 | PE5 — Port E GPIO |
| Chân 41 | PE6 — Port E GPIO |
| Chân 42 | PE7 — Port E GPIO |
| Chân 43 | PF0 — Port F GPIO |
| Chân 44 | PF1 — Port F GPIO |
| Chân 45 | PF2 — Port F GPIO |
| Chân 46 | PF3 — Port F GPIO |
| Chân 47 | PF4 — Port F GPIO |
| Chân 48 | PF5 — Port F GPIO |
| Chân 49 | PF6 — Port F GPIO |
| Chân 50 | PF7 — Port F GPIO |
| Chân 51 | PG0 — Port G GPIO |
| Chân 52 | PG1 — Port G GPIO |
| Chân 53 | PG2 — Port G GPIO |
| Chân 54 | PG3 — Port G GPIO |
| Chân 55 | PG4 — Port G GPIO |
| Chân 56 | PG5 — Port G GPIO |
| Chân 57 | PG6 — Port G GPIO |
| Chân 58 | PG7 — Port G GPIO |
| Chân 59 | PH0 — Port H GPIO |
| Chân 60 | PH1 — Port H GPIO |
| Chân 61 | PH2 — Port H GPIO |
| Chân 62 | PH3 — Port H GPIO |
| Chân 63 | PH4 — Port H GPIO |
| Chân 64 | PH5 — Port H GPIO |
| Chân 65 | PH6 — Port H GPIO |
| Chân 66 | PH7 — Port H GPIO |
| Chân 67 | PJ0 — Port J GPIO |
| Chân 68 | PJ1 — Port J GPIO |
| Chân 69 | PJ2 — Port J GPIO |
| Chân 70 | PJ3 — Port J GPIO |
| Chân 71 | PJ4 — Port J GPIO |
| Chân 72 | PJ5 — Port J GPIO |
| Chân 73 | PJ6 — Port J GPIO |
| Chân 74 | PJ7 — Port J GPIO |
| Chân 75 | PK0 — Port K GPIO |
| Chân 76 | PK1 — Port K GPIO |
| Chân 77 | PK2 — Port K GPIO |
| Chân 78 | PK3 — Port K GPIO |
| Chân 79 | PK4 — Port K GPIO |
| Chân 80 | PK5 — Port K GPIO |
| Chân 81 | PK6 — Port K GPIO |
| Chân 82 | PK7 — Port K GPIO |
| Chân 83 | PL0 — Port L GPIO |
| Chân 84 | PL1 — Port L GPIO |
| Chân 85 | PL2 — Port L GPIO |
| Chân 86 | PL3 — Port L GPIO |
| Chân 87 | PL4 — Port L GPIO |
| Chân 88 | PL5 — Port L GPIO |
| Chân 89 | PL6 — Port L GPIO |
| Chân 90 | PL7 — Port L GPIO |
| Chân 91 | PM0 — Port M GPIO |
| Chân 92 | PM1 — Port M GPIO |
| Chân 93 | PM2 — Port M GPIO |
| Chân 94 | PM3 — Port M GPIO |
| Chân 95 | PM4 — Port M GPIO |
| Chân 96 | PM5 — Port M GPIO |
| Chân 97 | PM6 — Port M GPIO |
| Chân 98 | PM7 — Port M GPIO |
| Chân 99 | PN0 — Port N GPIO |
| Chân 100 | PN1 — Port N GPIO |
| Chân 101 | PN2 — Port N GPIO |
| Chân 102 | PN3 — Port N GPIO |
| Chân 103 | PN4 — Port N GPIO |
| Chân 104 | PN5 — Port N GPIO |
| Chân 105 | PN6 — Port N GPIO |
| Chân 106 | PN7 — Port N GPIO |
| Chân 107 | PP0 — Port P GPIO |
| Chân 108 | PP1 — Port P GPIO |
| Chân 109 | PP2 — Port P GPIO |
| Chân 110 | PP3 — Port P GPIO |
| Chân 111 | PP4 — Port P GPIO |
| Chân 112 | PP5 — Port P GPIO |
| Chân 113 | PP6 — Port P GPIO |
| Chân 114 | PP7 — Port P GPIO |
| Chân 115 | PQ0 — Port Q GPIO |
| Chân 116 | PQ1 — Port Q GPIO |
| Chân 117 | PQ2 — Port Q GPIO |
| Chân 118 | PQ3 — Port Q GPIO |
| Chân 119 | PQ4 — Port Q GPIO |
| Chân 120 | PQ5 — Port Q GPIO |
| Chân 121 | PQ6 — Port Q GPIO |
| Chân 122 | PQ7 — Port Q GPIO |
| Chân 123 | VDDA — Analog power supply |
| Chân 124 | VSSA — Analog ground |
| Chân 125 | VRH — ADC reference high |
| Chân 126 | VRL — ADC reference low |
| Chân 127 | XTAL — Crystal oscillator input |
| Chân 128 | EXTAL — Crystal oscillator output |
| Chân 129 | RESET — Reset input |
| Chân 130 | BKGD — Background debug mode |
| Chân 131 | TEST — Test mode |
| Chân 132 | VDD — Power supply |
| Chân 133 | VSS — Ground |
| Chân 134 | NC — Not connected (per datasheet) |
| Chân 135 | NC — Not connected (per datasheet) |
| Chân 136 | NC — Not connected (per datasheet) |
| Chân 137 | NC — Not connected (per datasheet) |
| Chân 138 | NC — Not connected (per datasheet) |
| Chân 139 | NC — Not connected (per datasheet) |
| Chân 140 | NC — Not connected (per datasheet) |
| Chân 141 | NC — Not connected (per datasheet) |
| Chân 142 | NC — Not connected (per datasheet) |
| Chân 143 | NC — Not connected (per datasheet) |
| Chân 144 | NC — Not connected (per datasheet) |
Ứng dụng tiêu biểu
MC9S12XEP100CAG phù hợp cho 6 Áp dụngs: Automotive Body Control Module, Industrial Motor Control, Instrumentation Cluster, Powertrain Sensor Interface, Industrial I/O Module, Safety-Critical Control System.
Automotive Body Control Module
The MC9S12XEP100CAG fits automotive body control modules because its 1 MB flash accommodates complex comfort and lighting control algorithms, while 119 GPIOs drive relays, LEDs, and switches directly. The XGATE co-processor handles interrupt-heavy tasks such as CAN message filtering and PWM dimming without loading the main HCS12X CPU, effectively doubling throughput. Operating from -40C to +85C, it meets cabin electronics requirements. A typical design places the MCU at the center of a distributed body controller, with the 12-bit ADC monitoring battery voltage and switch inputs. The trade-off versus a 32-bit ARM Cortex-M part is lower raw performance but deterministic interrupt latency and a mature automotive toolchain.
Được đề xuất
Industrial Motor Control
The MC9S12XEP100CAG suits industrial motor control through its 12-bit ADC with 24 channels and 3 us conversion time, which samples phase currents and back-EMF with sufficient resolution for field-oriented control of BLDC and PMSM motors. The enhanced capture timer generates precise PWM waveforms, while the XGATE co-processor executes commutation state machines independently of the main CPU. With 119 GPIOs, the device interfaces with gate drivers, encoders, and safety interlocks without external expanders. In a typical three-phase inverter design, the MCU runs the control loop at 20 kHz while XGATE handles fault detection. The trade-off is that the 16-bit core limits complex floating-point math compared to a 32-bit DSP, so fixed-point algorithms are preferred.
Được đề xuất
Instrumentation Cluster
The MC9S12XEP100CAG is used in automotive instrumentation clusters because its 1 MB flash stores graphics assets and diagnostic routines, while the 12-bit ADC drives stepper-motor gauges with fine resolution. The XGATE co-processor manages display refresh and CAN communication simultaneously, keeping gauge needle movement smooth. With 119 GPIOs, the MCU directly drives LEDs, backlight PWM, and warning indicators. In a typical cluster design, the MCU receives vehicle speed and engine data over CAN, computes needle positions, and updates the display at 100 Hz. The -40C to +85C range covers dashboard thermal environments. The trade-off versus a dedicated graphics MCU is limited display resolution, but for segment and stepper clusters the part is cost-effective.
Được đề xuất
Powertrain Sensor Interface
The MC9S12XEP100CAG interfaces with powertrain sensors because its 12-bit ADC with 24 channels and 3 us conversion time captures fast-changing signals from knock, MAP, and lambda sensors with adequate precision. The memory protection unit and supervisor/user modes support safety-critical software partitioning, while the XGATE co-processor handles sensor polling and filtering in real time. The 1 MB flash accommodates calibration tables and diagnostic code. In a typical engine management design, the MCU samples sensor inputs at 10 kHz and communicates over CAN to the central ECU. Operating from -40C to +85C, it suits under-hood-adjacent modules. The trade-off is that the 16-bit core requires careful fixed-point scaling for complex control algorithms.
Được đề xuất
Industrial I/O Module
The MC9S12XEP100CAG fits industrial I/O modules because 119 GPIOs and multiple communication interfaces allow direct connection to digital inputs, relay outputs, and fieldbus transceivers without external glue logic. The 12-bit ADC monitors analog process signals, while the XGATE co-processor handles high-speed digital input capture and output compare independently. The 1 MB flash stores configuration data and protocol stacks. In a typical remote I/O module, the MCU scans 64 digital channels at 1 ms intervals and communicates over CANopen or Modbus. The -40C to +85C range covers most factory environments. The trade-off versus a 32-bit MCU is lower computational headroom for complex protocol stacks, but the deterministic interrupt structure benefits real-time I/O.
Được đề xuất
Safety-Critical Control System
The MC9S12XEP100CAG supports safety-critical control systems through its memory protection unit, supervisor/user modes, and error-correcting code on flash memory, which together enable software partitioning and fault containment. The XGATE co-processor can execute safety checks in parallel with the main CPU, creating a dual-channel architecture within a single device. The 1 MB flash stores safety-certified code and diagnostic routines. In a typical design, the MCU monitors redundant sensor inputs and drives fail-safe outputs, with the MPU isolating safety and non-safety tasks. Operating from -40C to +85C, it suits industrial safety modules. The trade-off is that the device is not a dedicated lockstep safety MCU, so external diagnostics may be required for SIL-rated systems.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho MC9S12XEP100CAG — 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 | MC9S12XEP100MAG | S912XEP100J5MAG | MC9S12XEP100CAL | MC9S12XEP768CAG | MC9S12XEQ384CAG |
|---|---|---|---|---|---|---|
| Package | 144-LQFP (20x20) | 144-LQFP (20x20) - same | 144-LQFP (20x20) - same | 144-LQFP (20x20) - same | 144-LQFP (20x20) - same | 144-LQFP (20x20) - same |
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Flash Memory | 1 MB | 1 MB | 1 MB | 1 MB | 768 KB | 384 KB |
| RAM | 64 KB | 64 KB | 64 KB | 64 KB | 48 KB | 24 KB |
| Maximum Bus Frequency | 50 MHz | 50 MHz | 50 MHz | 50 MHz | 50 MHz | 50 MHz |
| Operating Temperature | -40C to +85C | -40C to +125C | -40C to +125C | -40C to +85C | -40C to +85C | -40C to +85C |
| ADC Resolution | 12-bit | 12-bit | 12-bit | 12-bit | 12-bit | 12-bit |
| GPIO Pins | 119 | 119 | 119 | 119 | 119 | 119 |
| XGATE Co-processor | Yes | Yes | Yes | Yes | Yes | Yes |
Bảo phân biệt quan trọng
- Largest flash in the S12X family (vsMC9S12XEQ384CAG)
- XGATE co-processor for parallel processing (vsMC9S12XDP512VAL)
- Standard temperature grade with full feature set (vsMC9S12XEP100MAG)
Ghi chú thiết kế
Decouple every VDD and VDDA pin with a 100 nF ceramic capacitor placed within 5 mm of the pin, and add a 10 uF bulk capacitor per power domain. The MC9S12XEP100CAG has multiple supply pairs; omitting decoupling on any pair can cause erratic ADC behavior and flash programming failures. Route VDDA through a ferrite bead from VDD to isolate analog noise.
Use a solid ground plane under the 144-LQFP and connect the exposed thermal pad to ground with a grid of vias. Keep the crystal oscillator traces short and guarded by ground, and place the load capacitors within 10 mm of the XTAL and EXTAL pins. Separate the ADC input traces from digital signals to preserve 12-bit accuracy.
The XGATE co-processor shares memory with the main CPU; without careful semaphore design, shared-memory contention can cause data corruption. Also, the flash and EEPROM require proper programming voltage sequencing during in-application programming. Ensure the RESET pin has a 10 kOhm pull-up and a 100 nF capacitor to ground for reliable startup.
Thông tin tuân thủ
RoHS compliant and halogen free per Globalspec data. AEC-Q100 qualification inferred from automotive target applications; verify with NXP product page.
