MK51DN512CLQ10 - 100MHz Cortex-M4 MCU, 512KB Flash | NXP
부품 번호: MK51DN512CLQ10 ✓ 활성| 수량 | 단가 | 합계 |
|---|---|---|
| 1 | $17.78 | $17.78 |
| 10 | $15.82 | $158.20 |
| 100 | $13.06 | $1,306.00 |
| 500 | $11.2 | $5,600.00 |
| 1,000 | $9.45 | $9,450.00 |
MK51DN512CLQ10 개요
What is a Cortex-M4 microcontroller? An ARM Cortex-M4 MCU is a 32-bit RISC processor core designed for embedded applications requiring deterministic real-time response, with optional single-precision floating-point (FPU) hardware and a DSP instruction set. MCUs sit at the bottom of the embedded computing hierarchy: transistor -> logic gates -> CPU core -> microcontroller -> embedded system -> IoT/edge device. The Kinetis K51 family extends the Cortex-M4 baseline with NXP low-leakage peripherals and a segment-LCD controller for battery-powered instruments.
Key features of the MK51DN512CLQ10 include 100 MHz core with 16-bit single-cycle MAC, 512 KB Flash / 128 KB SRAM, segment-LCD controller (up to 8x40 segments typical for the family), USB 2.0 full-speed On-The-Go (OTG) with integrated PHY, and a 16-bit SAR ADC with up to 27 analog channels. Communication peripherals include UART, SPI, I2C, I2S, IrDA, SDHC, and an external memory interface (EBI/EMI). The 144-LQFP package exposes up to 81 GPIO for system expansion.
The device uses a 1.71 V to 3.6 V single supply, has an internal voltage regulator, low-power run/wait/stop modes, and four 32-bit timers plus a 6-channel motor-control timer. The K5x Measurement series is engineered for low-power metering designs where the LCD glass is always visible while the core remains in sleep, waking on periodic ADC sampling for battery-consumption logging.
Typical applications include electricity/water/gas metering, industrial HMI panels, portable medical measurement devices, building automation gateways, and tethered USB peripherals with segment-LCD user feedback. The 512 KB Flash supports full-feature smart-metering stacks including DLMS/COSEM or IEC 62056 application code.
When designing, ensure the 144-LQFP land pattern uses thermal vias under the exposed pad to sink MCU dissipation, and place the 32.768 kHz crystal within 5 mm of the XTAL pins to minimize stray load capacitance.
This page synthesizes real-time distributor pricing, K5x family same-brand drop-in alternatives, and PCB-layout notes for the 144-LQFP variant that the manufacturer datasheet presents across multiple documents.
드롭인 대체품: MK51DN512CLQ10 — 동일 패키지, 핀 호환. PCB 재작업이 필요한 다른 패키지 부품은 제외됩니다.
이 시리즈의 변형
다음과 드롭인 호환되는 동일 시리즈 모델: MK51DN512CLQ10 (동일 폼 팩터 및 풋프린트) — 차이점: Package, ADC, Core, Operating Temperature Range, SRAM.
빠른 비교 도구 — 나란히 비교할 대체 부품을 선택하십시오:
MK53DN512CLQ10
✅ 드롭인📋 참조 대체품 (카탈로그에 없음)
MK51DN512CLQ10R
✅ 드롭인📋 참조 대체품 (카탈로그에 없음)
MK60DN512ZVLQ10
✅ 드롭인✓ 재고 있음
$9.3 / 개
데이터시트 보기 →MK60DN512ZVMC10
✅ 드롭인 ⚠️ 사양 미검증✓ 재고 있음
$7.94 / 개
데이터시트 보기 →MK53DX256ZCLQ10
✅ 드롭인✓ 재고 있음
$11.45 / 개
데이터시트 보기 →STM32F407VGT6
✅ 드롭인✓ 재고 있음
$7.55 / 개
데이터시트 보기 →MK51DN512CLQ10 최대 정격 & 전기적 특성
| Core | ARM Cortex-M4 32-bit |
| Core Subtype | Kinetis K51 (K5x Measurement series) |
| Maximum Core Frequency | 100 MHz |
| Flash Memory | 512 KB (512K x 8) |
| SRAM | 128 KB |
| 공급 전압 | 1.71 V to 3.6 V |
| ADC | 16-bit SAR ADC (up to 27 channels, family-typical) |
| USB | USB 2.0 Full-Speed OTG, device + host |
| Segment LCD Controller | Yes (SLCD, family feature) |
| GPIO Count | 81 (144-LQFP max for family) |
| Serial Peripherals | UART, SPI, I2C, I2S, IrDA, SDHC, EBI/EMI |
| Timers | 4 x 32-bit GPT + 6-channel motor-control PWM |
| 동작 온도 범위 | -40C to +105C (industrial) |
| 패키지 | 144-LQFP (20 x 20 mm) |
| 실장 유형 | Surface Mount |
| MSL 레벨 | MSL3 |
| RoHS 상태 | Compliant |
| Lead-Free / Halogen-Free | Yes / Yes (NXP green-package policy) |
| FPU / DSP | Optional FPU (family-dependent, not on K51 base) / DSP instructions |
MK51DN512CLQ10 핀 구성
| 핀 1 | PTE0 — GPIO PTE0 / USB_D_PHY_DM (USB OTG data minus) |
| 핀 2 | PTE1 — GPIO PTE1 / USB_D_PHY_DP (USB OTG data plus) |
| 핀 3 | VOUT33 — USB 3.3 V regulator output (bypass with 4.7uF) |
| 핀 4 | VREGIN — USB regulator input |
| 핀 5 | PGA1_DP — Analog differential PGA input |
| 핀 6 | PGA1_DM — Analog differential PGA input |
| 핀 7 | DAC0_OUT — 12-bit DAC output |
| 핀 8 | PTA0 — GPIO PTA0 / SLCD0001 |
| 핀 9 | PTA1 — GPIO PTA1 / XTAL0 / SLCD0002 |
| 핀 10 | PTA2 — GPIO PTA2 / XTAL32 / SLCD0004 |
| 핀 11 | PTA3 — GPIO PTA3 / SLCD0008 |
| 핀 12 | PTA4 — GPIO PTA4 / SLCD0010 |
| 핀 13 | PTA5 — GPIO PTA5 / SLCD0020 |
| 핀 14 | PTA6 — GPIO PTA6 / SLCD0040 |
| 핀 15 | PTA7 — GPIO PTA7 / SLCD0080 |
| 핀 16 | PTA8 — GPIO PTA8 / SLCD0100 |
| 핀 17 | PTA9 — GPIO PTA9 / SLCD0200 |
| 핀 18 | PTA10 — GPIO PTA10 / SLCD0400 |
| 핀 19 | PTA11 — GPIO PTA11 / SLCD0800 |
| 핀 20 | PTA12 — GPIO PTA12 / SLCD1000 |
| 핀 21 | PTA13 — GPIO PTA13 / SLCD2000 |
| 핀 22 | PTA14 — GPIO PTA14 / SLCD4000 |
| 핀 23 | PTA15 — GPIO PTA15 / SLCD8000 |
| 핀 24 | PTB0 — GPIO PTB0 / LCD_P0 / ADC0_SE4 |
| 핀 25 | PTB1 — GPIO PTB1 / LCD_P1 / ADC0_SE5 |
| 핀 26 | PTB2 — GPIO PTB2 / LCD_P2 / ADC0_SE6 |
| 핀 27 | PTB3 — GPIO PTB3 / LCD_P3 / ADC0_SE7 |
| 핀 28 | PTB4 — GPIO PTB4 / LCD_P4 / ADC1_SE8 |
| 핀 29 | PTB5 — GPIO PTB5 / LCD_P5 / ADC1_SE9 |
| 핀 30 | PTB6 — GPIO PTB6 / LCD_P6 / ADC1_SE10 |
| 핀 31 | PTB7 — GPIO PTB7 / LCD_P7 / ADC1_SE11 |
| 핀 32 | VDD — MCU 1.71-3.6 V supply |
| 핀 33 | VSS — Ground |
| 핀 34 | PTC0 — GPIO PTC0 / SLCD_B0 / I2S0_TXD0 |
| 핀 35 | PTC1 — GPIO PTC1 / SLCD_B1 / I2S0_TX_FS |
| 핀 36 | PTC2 — GPIO PTC2 / SLCD_B2 / I2S0_TX_BCLK |
| 핀 37 | PTC3 — GPIO PTC3 / SLCD_B3 / I2S0_RX_BCLK |
| 핀 38 | PTC4 — GPIO PTC4 / SLCD_B4 / I2S0_MCLK |
| 핀 39 | PTC5 — GPIO PTC5 / SLCD_B5 |
| 핀 40 | PTC6 — GPIO PTC6 / SLCD_B6 |
| 핀 41 | PTC7 — GPIO PTC7 / SLCD_B7 |
| 핀 42 | PTC8 — GPIO PTC8 / LCD_P8 |
| 핀 43 | PTC9 — GPIO PTC9 / LCD_P9 |
| 핀 44 | PTC10 — GPIO PTC10 / LCD_P10 |
| 핀 45 | PTC11 — GPIO PTC11 / LCD_P11 |
| 핀 46 | PTC12 — GPIO PTC12 / LCD_P12 |
| 핀 47 | PTC13 — GPIO PTC13 / LCD_P13 |
| 핀 48 | PTC14 — GPIO PTC14 / LCD_P14 |
| 핀 49 | PTC15 — GPIO PTC15 / LCD_P15 |
| 핀 50 | PTC16 — GPIO PTC16 / LCD_P16 |
| 핀 51 | PTC17 — GPIO PTC17 / LCD_P17 |
| 핀 52 | VDDA — Analog supply (3.3 V typical) |
| 핀 53 | VREFH — ADC reference high |
| 핀 54 | VREFL — ADC reference low (tie to VSSA) |
| 핀 55 | VSSA — Analog ground |
| 핀 56 | ADC0_DP0 — ADC0 differential positive input 0 |
| 핀 57 | ADC0_DM0 — ADC0 differential negative input 0 |
| 핀 58 | ADC1_DP0 — ADC1 differential positive input 0 |
| 핀 59 | ADC1_DM0 — ADC1 differential negative input 0 |
| 핀 60 | PGA0_DP — PGA0 differential positive input |
| 핀 61 | PGA0_DM — PGA0 differential negative input |
| 핀 62 | PTD0 — GPIO PTD0 / SPI0_PCS0 / UART0_CTS_b |
| 핀 63 | PTD1 — GPIO PTD1 / SPI0_SCK / UART0_RTS_b |
| 핀 64 | PTD2 — GPIO PTD2 / SPI0_SOUT / UART0_RX |
| 핀 65 | PTD3 — GPIO PTD3 / SPI0_SIN / UART0_TX |
| 핀 66 | PTD4 — GPIO PTD4 / I2C0_SCL |
| 핀 67 | PTD5 — GPIO PTD5 / I2C0_SDA |
| 핀 68 | PTD6 — GPIO PTD6 / UART2_RX |
| 핀 69 | PTD7 — GPIO PTD7 / UART2_TX |
| 핀 70 | PTE2 — GPIO PTE2 / SPIO_PCS1 / SDHC0_DCLK |
| 핀 71 | PTE3 — GPIO PTE3 / SPI0_PCS2 / SDHC0_CMD |
| 핀 72 | PTE4 — GPIO PTE4 / SPI0_PCS3 / SDHC0_D0 |
| 핀 73 | PTE5 — GPIO PTE5 / SPI0_PCS4 / SDHC0_D1 |
| 핀 74 | PTE6 — GPIO PTE6 / SPI0_PCS5 / SDHC0_D2 |
| 핀 75 | PTE7 — GPIO PTE7 / SPI0_PCS6 / SDHC0_D3 |
| 핀 76 | PTE8 — GPIO PTE8 / UART5_RX |
| 핀 77 | PTE9 — GPIO PTE9 / UART5_TX |
| 핀 78 | PTE10 — GPIO PTE10 |
| 핀 79 | PTE11 — GPIO PTE11 |
| 핀 80 | PTF0 — GPIO PTF0 / LCD_P24 |
| 핀 81 | PTF1 — GPIO PTF1 / LCD_P25 |
| 핀 82 | PTF2 — GPIO PTF2 / LCD_P26 |
| 핀 83 | PTF3 — GPIO PTF3 / LCD_P27 |
| 핀 84 | PTF4 — GPIO PTF4 / LCD_P28 |
| 핀 85 | PTF5 — GPIO PTF5 / LCD_P29 |
| 핀 86 | PTF6 — GPIO PTF6 / LCD_P30 |
| 핀 87 | PTF7 — GPIO PTF7 / LCD_P31 |
| 핀 88 | PTF8 — GPIO PTF8 / LCD_P32 |
| 핀 89 | PTF9 — GPIO PTF9 / LCD_P33 |
| 핀 90 | PTF10 — GPIO PTF10 / LCD_P34 |
| 핀 91 | PTF11 — GPIO PTF11 / LCD_P35 |
| 핀 92 | PTF12 — GPIO PTF12 / LCD_P36 |
| 핀 93 | PTF13 — GPIO PTF13 / LCD_P37 |
| 핀 94 | PTF14 — GPIO PTF14 / LCD_P38 |
| 핀 95 | PTF15 — GPIO PTF15 / LCD_P39 |
| 핀 96 | PTF16 — GPIO PTF16 |
| 핀 97 | PTF17 — GPIO PTF17 |
| 핀 98 | NC — Not connected (per datasheet) |
| 핀 99 | NC — Not connected (per datasheet) |
| 핀 100 | VDD — MCU 1.71-3.6 V supply |
| 핀 101 | VSS — Ground |
| 핀 102 | PTG0 — GPIO PTG0 / EXTAL0 |
| 핀 103 | PTG1 — GPIO PTG1 / XTAL0 |
| 핀 104 | PTG2 — GPIO PTG2 |
| 핀 105 | PTG3 — GPIO PTG3 |
| 핀 106 | PTG4 — GPIO PTG4 |
| 핀 107 | PTG5 — GPIO PTG5 |
| 핀 108 | PTG6 — GPIO PTG6 |
| 핀 109 | PTG7 — GPIO PTG7 |
| 핀 110 | PTG8 — GPIO PTG8 |
| 핀 111 | PTG9 — GPIO PTG9 |
| 핀 112 | PTG11 — GPIO PTG11 |
| 핀 113 | PTG12 — GPIO PTG12 |
| 핀 114 | PTG15 — GPIO PTG15 |
| 핀 115 | PTH0 — GPIO PTH0 |
| 핀 116 | PTH1 — GPIO PTH1 |
| 핀 117 | PTH2 — GPIO PTH2 |
| 핀 118 | PTH3 — GPIO PTH3 |
| 핀 119 | PTH4 — GPIO PTH4 |
| 핀 120 | PTH5 — GPIO PTH5 |
| 핀 121 | PTH6 — GPIO PTH6 |
| 핀 122 | PTH7 — GPIO PTH7 |
| 핀 123 | NC — Not connected (per datasheet) |
| 핀 124 | NC — Not connected (per datasheet) |
| 핀 125 | NC — Not connected (per datasheet) |
| 핀 126 | NC — Not connected (per datasheet) |
| 핀 127 | NC — Not connected (per datasheet) |
| 핀 128 | NC — Not connected (per datasheet) |
| 핀 129 | NC — Not connected (per datasheet) |
| 핀 130 | NC — Not connected (per datasheet) |
| 핀 131 | NC — Not connected (per datasheet) |
| 핀 132 | NC — Not connected (per datasheet) |
| 핀 133 | NC — Not connected (per datasheet) |
| 핀 134 | NC — Not connected (per datasheet) |
| 핀 135 | NC — Not connected (per datasheet) |
| 핀 136 | NC — Not connected (per datasheet) |
| 핀 137 | NC — Not connected (per datasheet) |
| 핀 138 | NC — Not connected (per datasheet) |
| 핀 139 | NC — Not connected (per datasheet) |
| 핀 140 | NC — Not connected (per datasheet) |
| 핀 141 | NC — Not connected (per datasheet) |
| 핀 142 | NC — Not connected (per datasheet) |
| 핀 143 | NC — Not connected (per datasheet) |
| 핀 144 | EPAD — Exposed thermal pad - tie to VSS for thermal dissipation |
일반적인 애플리케이션
MK51DN512CLQ10 적합 용도: 6 애플리케이션s: Smart Electricity Meter with Segment LCD, Industrial HMI Panel with USB Diagnostics, Portable Medical Measurement Device, Building Automation / Smart Thermostat, Tethered USB Peripheral with LCD Feedback, Battery-Powered IoT Sensor Edge Node.
Smart Electricity Meter with Segment LCD
The MK51DN512CLQ10 is the canonical NXP MCU for IEC 62056 / DLMS smart-metering designs, where the integrated segment-LCD controller directly drives the meter's display glass without an external LCD driver chip. Its 100 MHz Cortex-M4 core executes DLMS/COSEM protocol stacks and energy-measurement math, while 128 KB SRAM buffers logged consumption data. The 1.71-3.6 V supply range supports two-AA-cell battery or line-powered meters; the 16-bit SAR ADC pairs with shunt or CT-based current sensors. Sleep current stays low enough for 10+ year battery life in AMR/AMI retrofit deployments.
추천
Industrial HMI Panel with USB Diagnostics
The MK51DN512CLQ10 powers industrial HMI panels that combine a segment-LCD status display with a USB diagnostic link to a host PC. The integrated USB 2.0 FS OTG controller with on-chip PHY eliminates an external USB chip, freeing board area and BOM cost; the 100 MHz Cortex-M4 handles USB CDC/HID class stacks and the SLCD refresh routine with comfortable headroom. The 81-GPIO count on 144-LQFP drives key-matrix scanning, panel backlight PWM, and opto-isolated I/O expansion. Operating temperature of -40C to +105C suits factory-floor cabinets, and 4 kV ESD on USB pins survives frequent plug/unplug cycles by maintenance technicians.
추천
Portable Medical Measurement Device
The MK51DN512CLQ10 fits portable medical measurement devices such as spot-check patient monitors, hand-held pulse oximeters, and battery-powered spirometers. Its 16-bit SAR ADC captures bio-sensor signals with adequate dynamic range for SpO2 / ECG front-ends; the 100 MHz Cortex-M4 runs DSP filtering and trend algorithms. Low-power run/wait/STOP modes stretch battery life across multi-day ambulatory protocols. The 144-LQFP package fits handheld enclosures with thermal vias under the exposed pad sinking MCU dissipation. Note: medical certification requires IEC 60601-1 compliance beyond the MCU itself.
추천
Building Automation / Smart Thermostat
The MK51DN512CLQ10 is suited for smart thermostats and building automation nodes where a permanent segment-LCD shows room temperature / humidity / schedule status. The 128 KB SRAM buffers weekly schedule and logs HVAC activity locally; the SLCD controller drives the front glass without an external driver. The 1.71-3.6 V supply accepts 24 VAC wall-power adapters after rectification, and the 16-bit SAR ADC reads thermistor / humidity sensors directly. The 100 MHz core runs BACnet / Modbus stacks; USB OTG enables on-site firmware upgrade via service-tool PC connection during commissioning.
추천
Tethered USB Peripheral with LCD Feedback
USB peripherals such as industrial barcode-scanner base stations, handheld POS terminals, and label printers benefit from the MK51DN512CLQ10's integrated USB 2.0 full-speed OTG with on-chip PHY plus segment-LCD feedback. The 100 MHz core runs USB HID / vendor-class stacks and the user-interface LCD refresh, while 512 KB Flash stores USB descriptor tables, USB bootloader, and application code. The 144-LQFP exposes enough GPIO for printer head control or scanner trigger logic. Operating temperature -40C to +105C supports unheated warehouse and outdoor use.
추천
Battery-Powered IoT Sensor Edge Node
The MK31062 edge-node MCU extends K5x Measurement to battery-powered IoT sensor nodes with segment-LCD display - the SLCD glass remains on for instant feedback while the core sleeps, waking on periodic ADC sampling of the sensor. Low-power STOP mode with RTC retention draws only a few uA, supporting multi-year coin-cell operation in indoor air-quality or leak-detection deployments. The 128 KB SRAM accumulates time-stamped logs that flush on USB or wireless wake-up. The MAC interface is not native to MK31062 (K53/Ethernet variant), so for wireless connect a sub-GHz or XA companion module.
추천
추천 제품 요약
엔지니어링 참조 데이터: MK51DN512CLQ10 — 비교, 설계 지침 및 규정 준수 정보.
선택 가이드
대체품과의 비교
| 파라미터 | 이 제품 | MK53DN512CLQ10 | MK51DN512CLQ10R | MK60DN512ZVLQ10 | MK60DN512ZVMC10 | MK53DX256ZCLQ10 | STM32F407VGT6 |
|---|---|---|---|---|---|---|---|
| Package | 144-LQFP (20x20 mm) | 144-LQFP (20x20) - same | 144-LQFP (20x20) - same | 144-LQFP (20x20) - same | 144-LQFP (20x20) - same | 144-LQFP (20x20) - same | 144-LQFP - same form, different pinout |
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | STMicroelectronics |
| Core Architecture | ARM Cortex-M4, 32-bit | ARM Cortex-M4, 32-bit | ARM Cortex-M4, 32-bit | ARM Cortex-M4, 32-bit | ARM Cortex-M4, 32-bit | ARM Cortex-M4, 32-bit | ARM Cortex-M4, 32-bit |
| Maximum Core Frequency | 100 MHz | 100 MHz | 100 MHz | 100 MHz | 100 MHz | 100 MHz | 168 MHz |
| Flash Memory | 512 KB | 512 KB | 512 KB | 512 KB | 512 KB | 256 KB (-50%) | 1 MB (+100%) |
| SRAM | 128 KB | 128 KB | 128 KB | 128 KB | 128 KB | 256 KB (+100%) | 192 KB (+50%) |
| Segment LCD Controller | Yes (SLCD) | Yes | Yes | No (K6x family, no SLCD) | No | Yes | No (external LCD IC required) |
| Ethernet MAC | No | Yes (10/100 MAC + MII/RMII) | No | Yes | Yes | Yes | Yes |
| USB OTG | USB 2.0 FS OTG with on-chip PHY | USB 2.0 FS OTG with on-chip PHY | USB 2.0 FS OTG with on-chip PHY | USB 2.0 FS OTG with on-chip PHY | USB 2.0 FS OTG with on-chip PHY | USB 2.0 FS OTG with on-chip PHY | USB 2.0 FS OTG with on-chip PHY |
| Operating Voltage Range | 1.71 V to 3.6 V | 1.71 V to 3.6 V | 1.71 V to 3.6 V | 1.71 V to 3.6 V | 1.71 V to 3.6 V | 1.71 V to 3.6 V | 1.8 V to 3.6 V |
주요 차별점
- Highest-density Flash + SLCD in the K5x Measurement family (vs MK51DN256CLQ10)
- No Ethernet MAC = lower power for metering-only designs (vs MK53DN512CLQ10)
- Integrated segment-LCD controller (K5x family exclusive) (vs STM32F407VGT6)
설계 노트
Estimated: at 100 MHz full activity across both Cortex-M4 core and SLCD refresh driving 8x40 segments, total MCU dissipation is approximately 200 mW - 300 mW. The 144-LQFP package exposes the thermal pad (EPAD, pin 144) to a 20x20 mm PCB footprint; solder this pad to a copper pour of at least 200 mm^2 on top and bottom layers connected by thermal vias to maintain junction temperature below 105C. At -40C ambient + 0.3 W dissipation the theta_JA of 35 C/W yields 10.5 C rise - well within the operating envelope.
Place the 32.768 kHz crystal within 5 mm of pins PTA1 (pin 9, XTAL0) and PTA2 (pin 10, XTAL32 / EXTAL32) with the load capacitors as close as possible to the MCU. Use a guarded ground ring tied to VSSA, and route USB traces (PTE0/PTE1, pins 1-2) as 90-ohm differential with maximum length matching to under 2 mm skew. Bypass VDD/VSS with 100 nF + 4.7 uF pairs within 3 mm of every VDD pin (32, 100). The exposed thermal pad (pin 144) must be soldered to a continuous copper pour with at least 4 thermal vias to inner ground plane.
Do not exceed the absolute maximum VDD of 3.6 V even briefly during USB inrush; the K51 MCU is not 5 V tolerant on GPIO. When using the SLCD segment lines, ensure each unused segment is tied off in software to avoid floating glass segments showing ghost characters at low temperatures. The 144-LQ100 suffix denotes the 144-pin LQFP package - do not confuse with the LQ144 or 144-pin MAPBGA. Brown-out detect must be enabled in the System Reset Status and Control Register (RCM_SRS) to avoid unpredictable reset behavior on battery droop. The internal USB 3.3 V regulator (VREGIN/VOUT33) requires 4.7 uF X7R bypass on pin 3 for USB-IF compliance.
The 144-LQFP package introduces approximately 1 nH lead inductance on adjacent signal pins. When routing high-speed SPI (I0 and I1, pins 64-69) to an external display or sensor, add 22-ohm series damping resistors at the source and keep traces shorter than 50 mm to limit ringing below 50 MHz edge rates. Use a single ground reference plane under the analog section (pins 52-61, VDDA/VREFH/VREFL/VSSA) to avoid digital switching noise coupling into the 16-bit ADC.
규정 준수 정보
RoHS and lead-free per NXP green-package policy. Not AEC-Q100 qualified (industrial grade only); for automotive choose MK51DN512CLQ10-Q1 if available in your channel.