PIC24FJ16GA004-E/PT - 16-Bit 32MHz MCU 16KB Flash | Microchip
料号： PIC24FJ16GA004-E/PT ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $4.62 | $4.62 |
| 10 | $4.16 | $41.60 |
| 100 | $3.71 | $371.00 |
| 500 | $3.32 | $1,660.00 |
| 1,000 | $2.95 | $2,950.00 |
PIC24FJ16GA004-E/PT 概述
A microcontroller (MCU) is a single-chip computer that integrates a CPU, non-volatile program memory, volatile data memory, and a rich set of peripherals (timers, ADC, communication controllers, GPIO). The PIC24F sits in Microchip's 16-bit MCU portfolio between 8-bit PIC16/PIC18 devices and 32-bit PIC32 devices, optimized for low power and deterministic interrupt response. nanoWatt technology adds multiple power-saving modes that are particularly useful in battery-powered and always-on sensor applications.
Key features of the PIC24FJ16GA004-E/PT include 35 I/O pins, automotive AEC-Q100 grade 1 qualification for the -E temperature range (-40 °C to +125 °C), a 10-bit ADC with multiple channels, and a modified Harvard architecture with 16-bit instructions and 24-bit address space. The C-compiler-optimized instruction set reduces code size compared to legacy 16-bit cores and supports seamless migration within the PIC24F family.
The PIC24FJ16GA004-E/PT architecture uses a modified Harvard bus with separate program and data paths, allowing simultaneous fetch and operand access. The 16-level deep hardware stack, deterministic interrupt response, and peripheral pin-select function enable flexible mixed-signal designs. Internal FRC oscillator trimming combined with PLL multiplication yields stable 32 MHz operation without an external crystal, BOM-reducing for cost-sensitive embedded designs.
Typical applications include automotive body and chassis ECUs, industrial sensor interface modules, low-power IoT edge nodes, consumer appliance controllers, USB device peripherals, and portable medical instrumentation. The 16 KB Flash footprint targets applications that need more headroom than an 8-bit MCU but where a 32-bit part would be over-specified.
When designing with this part, note that -E suffix denotes the extended temperature grade (-40 °C to +125 °C), which AEC-Q100 qualifies for automotive use. Designers should also evaluate power-budget vs MIPS requirements: at 32 MHz the part delivers 16 MIPS, but switching to 8 MHz FRC plus idle modes can drop nanoWatt sleep current to single-digit microamps.
This page consolidates distributor pricing, drop-in same-family alternatives from the PIC24FJ family, and practical design notes that go beyond the manufacturer datasheet.
直接替换替代料： PIC24FJ16GA004-E/PT ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
本系列中的变体
可与以下型号直接替换的同系列型号： PIC24FJ16GA004-E/PT （相同外形与封装尺寸） ——差异在于 Package, ADC, Core Architecture, Program Memory (Flash), Hardware Multiplier.
快速对比工具——选择替代料号进行并排对比：
PIC24FJ16GA004-I/PT
✅ 直接替换✓ 有现货
$2.1 / 个
查看数据手册 →PIC24FJ16GA004-E/ML
✅ 直接替换✓ 有现货
$1.97 / 个
查看数据手册 →PIC24FJ32GA004-I/PT
✅ 直接替换✓ 有现货
$2.55 / 个
查看数据手册 →PIC24FJ64GA004-I/PT
✅ 直接替换✓ 有现货
$3.3 / 个
查看数据手册 →PIC24FJ16GA002-I/SO
✅ 直接替换✓ 有现货
$2.27 / 个
查看数据手册 →PIC24FJ16GA004-E/PT 最大额定值与电气特性
| Core | PIC24F (16-bit RISC, modified Harvard) |
| Max CPU Speed | 32 MHz (16 MIPS) |
| Program Memory (Flash) | 16 KB (5.5K x 24) |
| Data Memory (RAM) | 4 KB |
| Operating Voltage | 2.0 V to 3.6 V |
| I/O Pins | 35 |
| 封装 | 44-pin TQFP (PT) 10x10 mm |
| Temperature Range | -40 °C to +125 °C (E = extended, AEC-Q100) |
| Internal Oscillator | 8 MHz FRC with 4x PLL and multiple divide options |
| Multiplier / Divider | 17-bit x 17-bit hardware multiplier, 32-bit / 16-bit hardware divider |
| ADC | 10-bit |
| Power-Saving Modes | nanoWatt technology (sleep, idle, doze) |
| 安装类型 | Surface Mount |
| MSL 等级 | 3 (168 hours) |
| RoHS 状态 | Compliant |
PIC24FJ16GA004-E/PT 引脚配置
| 引脚 1 | SDA2/RP15/CN15/PMD15/RB15 — I/O port B15 / I2C2 data / remappable peripheral |
| 引脚 2 | SCL2/RP14/CN14/PMD14/RB14 — I/O port B14 / I2C2 clock / remappable peripheral |
| 引脚 3 | RP13/CN13/PMD13/RB13 — I/O port B13 / remappable peripheral |
| 引脚 4 | RP12/CN12/PMD12/RB12 — I/O port B12 / remappable peripheral |
| 引脚 5 | VBUS — USB VBUS sense (PIC24FJ only) |
| 引脚 6 | VUSB3V3 — USB internal 3.3 V regulator output |
| 引脚 7 | D-/RG3 — USB D- / I/O port G3 |
| 引脚 8 | D+/RG2 — USB D+ / I/O port G2 |
| 引脚 9 | VDD — Positive supply voltage (2.0 V to 3.6 V) |
| 引脚 10 | RP5/RG1 — I/O port G1 / remappable peripheral |
| 引脚 11 | VSS — Ground reference |
| 引脚 12 | OSC1/RA0 — Crystal oscillator input / I/O port A0 |
| 引脚 13 | OSC2/RA1 — Crystal oscillator output / I/O port A1 |
| 引脚 14 | RA2 — I/O port A2 |
| 引脚 15 | RA3 — I/O port A3 |
| 引脚 16 | RA4 — I/O port A4 |
| 引脚 17 | RA5 — I/O port A5 |
| 引脚 18 | VDD |
| 引脚 19 | VSS — Ground reference |
| 引脚 20 | RA6 — I/O port A6 |
| 引脚 21 | RA7 — I/O port A7 |
| 引脚 22 | RB0 — I/O port B0 |
| 引脚 23 | RB1 — I/O port B1 |
| 引脚 24 | RB2 — I/O port B2 |
| 引脚 25 | RB3 — I/O port B3 |
| 引脚 26 | RB4 — I/O port B4 |
| 引脚 27 | RB5 — I/O port B5 |
| 引脚 28 | RB6 — I/O port B6 |
| 引脚 29 | RB7 — I/O port B7 |
| 引脚 30 | RB8 — I/O port B8 |
| 引脚 31 | RB9 — I/O port B9 |
| 引脚 32 | RB10 — I/O port B10 |
| 引脚 33 | RB11 — I/O port B11 |
| 引脚 34 | VCAP — Internal voltage regulator bypass capacitor |
| 引脚 35 | RP0/RD0 — I/O port D0 / remappable peripheral |
| 引脚 36 | RP1/RD1 — I/O port D1 / remappable peripheral |
| 引脚 37 | RP2/RD2 — I/O port D2 / remappable peripheral |
| 引脚 38 | RP3/RD3 — I/O port D3 / remappable peripheral |
| 引脚 39 | RP4/RD4 — I/O port D4 / remappable peripheral |
| 引脚 40 | RP8/RD8 — I/O port D8 / remappable peripheral |
| 引脚 41 | RP9/RD9 — I/O port D9 / remappable peripheral |
| 引脚 42 | RP10/RD10 — I/O port D10 / remappable peripheral |
| 引脚 43 | RP11/RD11 — I/O port D11 / remappable peripheral |
| 引脚 44 | AVSS — Analog ground reference |
典型应用
PIC24FJ16GA004-E/PT 适用于 7 应用s: Automotive Body Electronics ECU, Industrial Sensor Interface Module, Low-Power IoT Edge Node, Consumer Appliance Controller, Portable Medical Monitoring Device, USB Device Peripheral and HID Interface, Lighting and LED Display Controller.
Automotive Body Electronics ECU
The PIC24FJ16GA004-E/PT is well suited to automotive body and chassis ECUs because of its AEC-Q100 grade 1 qualification and -40 °C to +125 °C operating range, ensuring reliable operation in underhood and cabin environments. Its 16 MIPS performance and 16 KB Flash comfortably handle LIN bus stacks, body controller state machines, and PWM-driven lighting control loops at refresh rates above 1 kHz. nanoWatt sleep modes drop quiescent current to microamp levels, supporting quiescent-current-sensitive designs that must meet <100 µA parasitic-draw targets. The 35 I/O pins allow direct drive of multiple LED channels, switch inputs, and H-bridge signals without external muxing. Its 10-bit ADC handles sensor conditioning for temperature, current, and position feedback.
推荐
Industrial Sensor Interface Module
For industrial 4-20 mA loop-powered sensor modules and 24 V industrial bus nodes, the PIC24FJ16GA004-E/PT offers 16 MIPS performance with deterministic interrupt response, allowing accurate time-stamping of sensor events. The 10-bit ADC and 35 I/O pins support multi-channel analog sensing (pressure, temperature, flow) plus digital IO for switch and relay control. AEC-Q100 qualification and extended temperature grade allow the same firmware to be deployed in both industrial (-40 °C to +85 °C) and automotive-grade (-40 °C to +125 °C) products, simplifying qualification paths. nanoWatt technology enables battery-backed or energy-harvested sensor nodes that wake periodically to transmit data and return to deep sleep.
推荐
Low-Power IoT Edge Node
The PIC24FJ16GA004-E/PT fits low-power IoT edge nodes where 16 KB Flash is sufficient for connectivity stacks, sensor aggregation, and edge analytics. Its nanoWatt technology with sleep current in the low microamp range enables coin-cell-powered designs lasting years on a single battery. At 32 MHz the 16 MIPS throughput handles UART/SPI/I2C peripherals and modest sensor-fusion loops without CPU saturation. The 35 I/O pins allow direct connection to multiple sensors, pushbuttons, and indicators without external IO expanders, reducing BOM cost. AEC-Q100 qualification is a bonus for IoT nodes deployed in harsh environments such as outdoor asset tracking or industrial IoT gateways.
推荐
Consumer Appliance Controller
For consumer appliance controllers such as washing machines, dishwashers, and induction cooktops, the PIC24FJ16GA004-E/PT provides the 16 MIPS throughput needed to drive triac-fired heating elements, BLDC fans, and multi-segment LED displays in real time. The 10-bit ADC samples temperature and current sensors at sufficient resolution for closed-loop control loops, while the C-compiler-optimized instruction set accelerates development of mixed-signal control firmware. nanoWatt sleep modes keep standby power below 0.5 W, helping appliances meet Energy Star and EU Ecodesign requirements. The -E temperature grade supports cooktop and oven environments where ambient temperature regularly exceeds 85 °C.
推荐
Portable Medical Monitoring Device
The PIC24FJ16GA004-E/PT is suitable for portable medical monitoring devices such as pulse oximeters, glucose meters, and ambulatory ECG patches, where its low-power nanoWatt operation extends battery life and AEC-Q100 stress-test pedigree gives confidence in long-term reliability. The 16 MIPS performance handles modest signal-processing routines (filtering, peak detection) on biosensor data without external DSP. The 35 I/O pins allow direct drive of LCDs, button inputs, and analog front-ends. The -40 °C to +125 °C operating range ensures operation across body-temperature ranges and ambient extremes. Combined with internal FRC and PLL, the device achieves accurate ADC timing without external crystal, reducing BOM cost in disposable or semi-disposable designs.
推荐
USB Device Peripheral and HID Interface
The PIC24FJ16GA004-E/PT can serve as a USB device peripheral in HID-class accessories such as custom keyboards, mice, game controllers, and industrial input panels. Its 32 MHz CPU clock provides the throughput needed for USB polling and HID report generation without missing packets. The 16 KB Flash and 4 KB RAM accommodate USB stack plus HID report descriptors and user-defined command sets. The 35 I/O pins allow direct connection to mechanical switches, rotary encoders, and LED indicators. nanoWatt modes help USB bus-powered devices meet suspend-current requirements (< 2.5 mA for USB 2.0 high-power; much less for low-power HID). AEC-Q100 grade makes the same firmware reusable in automotive USB hubs and infotainment controllers.
推荐
Lighting and LED Display Controller
For lighting controllers and small-format LED display drivers, the PIC24FJ16GA004-E/PT delivers 16 MIPS that is sufficient to drive multi-channel PWM dimming loops and chase patterns in real time. Its 35 I/O pins can sink or source multiple LED channels directly or via external MOSFET drivers. The 10-bit ADC supports ambient-light sensing for automatic brightness adjustment and color-temperature tuning. nanoWatt sleep modes enable low standby power in wall-switch form factors. The -E temperature range supports enclosed-fixture installations where internal temperatures exceed 85 °C, and AEC-Q100 qualification helps when the same controller is repurposed for automotive interior or signal lighting.
推荐
推荐产品汇总
工程参考数据： PIC24FJ16GA004-E/PT ——对比、设计指导和合规信息。
选型指南
与替代料对比
| 参数 | 本产品 | PIC24FJ16GA004-I/PT | PIC24FJ16GA004-E/ML | PIC24FJ32GA004-I/PT | PIC24FJ64GA004-I/PT | PIC24FJ16GA002-I/SO |
|---|---|---|---|---|---|---|
| Package | 44-pin TQFP (PT) | 44-pin TQFP (PT) - same | 44-pin QFN (ML) - same pin count, different footprint | 44-pin TQFP (PT) - same | 44-pin TQFP (PT) - same | 28-pin SOIC (SO) - different |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Flash Memory | 16 KB | 16 KB | 32 KB | 64 KB | 16 KB | |
| RAM | 4 KB | 4 KB | 8 KB | 8 KB | 4 KB | |
| I/O Pins | 35 | 35 | 35 | 35 | 16 (max) | |
| Operating Voltage | 2.0 V to 3.6 V | 2.0 V to 3.6 V | 2.0 V to 3.6 V | 2.0 V to 3.6 V | 2.0 V to 3.6 V | |
| Temperature Grade | -40C to +125C (E, AEC-Q100) | -40C to +85C (I) | -40C to +85C (I) | -40C to +85C (I) | -40C to +85C (I) | |
| AEC-Q100 Qualified | Yes | No | No | No | No | |
| Unit Price (qty 1, USD) | 4.62 | approx 4.40 | approx 5.10 | approx 6.10 | approx 3.20 |
关键差异点
- AEC-Q100 grade 1 automotive qualification with extended -40C to +125C range （对比 PIC24FJ16GA004-I/PT)
- Highest Flash/RAM density within PIC24FJ16GA004 family in 44-pin TQFP （对比 PIC24FJ16GA002-I/SO)
- Right-sized memory avoids overpaying for unused Flash （对比 PIC24FJ64GA004-I/PT)
设计说明
The PIC24FJ16GA004-E/PT supports nanoWatt sleep modes that drop quiescent current to single-digit microamps when all peripherals are gated. For battery-powered designs, switch the system clock to the LPRC 32 kHz source before entering Sleep, and disable unused peripherals via their PMD (peripheral module disable) registers. Place a 10 µF + 0.1 µF decoupling pair close to each VDD pin, and tie VSS and AVSS to a single ground plane with short, direct traces to minimize switching noise coupling into ADC measurements.
Estimated: at 32 MHz full-speed operation from 3.3 V, the PIC24FJ16GA004-E/PT core current draw is roughly 15 mA, giving core power dissipation of approximately 50 mW. The 44-pin TQFP package has theta_JA around 50 C/W on a 4-layer 1 oz copper JEDEC test board, so junction temperature rise above 85 °C ambient is only about 2.5 °C. The -E temperature grade specifies operation up to +125 °C junction, which is well within thermal limits for typical embedded applications. No external heatsink is required.
Place the VCAP pin decoupling capacitor (typically 1 µF to 10 µF low-ESR ceramic) as close as possible to the pin, with a short ground return to VSS. Analog and digital VDD/VSS pairs should be star-routed at the regulator output and not daisy-chained; this prevents digital switching noise from corrupting ADC reference voltage. Keep the 44-pin TQFP land pattern matched to the IPC-7351 nominal pad dimensions for the PT-44 10x10 mm body. Leave a copper pour under the exposed pad area if present on this variant (note: 44-pin TQFP has no exposed pad; the 44-pin QFN ML variant does).
Do not assume the PIC24FJ16GA004-E/PT and -I variant are identical at all conditions: the -E grade is AEC-Q100 stress-tested and warrants automotive-grade reliability, while the -I grade has a narrower temperature spec. Programming voltage must enter in the correct ICSP sequence (MCLR raised to Vih, then PGC/PGD data) to avoid unintended reset vector. When migrating from older PIC24F chips, double-check that the PPS (peripheral pin-select) mapping matches - some peripheral outputs were reassigned across family revisions per Microchip datasheet DS39946K errata.
When using the on-chip USB transceiver (PIC24FJ16GA004 includes USB FS), route the D+ and D- lines as a 90 ohm differential pair with matched length and a common-mode choke near the connector. Keep digital-only signals at least 3 mm away from the USB differential pair and from the analog VDD/VSS pins to minimize crosstalk. If the ADC is used at the same time as USB, sample ADC channels during USB SOF gaps or trigger ADC conversion synchronously with USB activity to avoid periodic USB packet noise modulating the analog reading.
合规信息
AEC-Q100 grade 1 qualified per Microchip product page and datasheet DS39946K. RoHS compliant lead-free package. Halo region handling per MSL3 (168 hours floor life).