PIC16F723AT-I/MV - 8-bit 7KB Flash MCU, 28-Pin UQFN | Microchip
料号： PIC16F723AT-I/MV ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $2.65 | $2.65 |
| 10 | $2.38 | $23.80 |
| 100 | $2.11 | $211.00 |
| 500 | $1.84 | $920.00 |
| 1,000 | $1.58 | $1,580.00 |
| 3,300 | $1.32 | $4,356.00 |
PIC16F723AT-I/MV 概述
An 8-bit microcontroller (MCU) is a small, self-contained computer-on-a-chip containing a CPU, non-volatile program memory (Flash), working RAM, and a set of peripheral blocks such as timers, ADCs, comparators and communication ports. Microcontrollers belong to the broader category of embedded processors and sit one level below microprocessors in system hierarchy. The PIC16 core is a Harvard-architecture RISC design from Microchip Technology, executing most instructions in a single instruction cycle and offering deterministic interrupt response. The 'F' in PIC16F723A denotes Flash program memory, allowing in-circuit re-programming via ICSP.
Key specifications of the PIC16F723AT-I/MV include 7KB of Flash program memory, 192 bytes of RAM, 11 ADC channels at 8-bit resolution, two 8-bit timers and one 16-bit timer, an Enhanced Capture/Compare/PWM (ECCP) module, and nanoWatt XLP extreme-low-power technology. Communication peripherals include AUSART (RS-232/RS-485), MSSP (I2C/SPI), and an SR-latch. Operating voltage spans 1.8V to 5.5V across LF and F speed grades, and the device supports internal 16MHz, 8MHz, 4MHz, 2MHz, 1MHz, 500kHz, 250kHz and 31kHz oscillator modes via the INTOSC block.
The architecture combines a 14-bit instruction set with 8-bit data path, giving compact code density relative to 32-bit Cortex-M cores. The PIC16F723A family is a mid-range PIC16 device that balances peripheral count with package size, making it suitable for space-constrained designs that do not need full USB or CAN stacks. The internal oscillator eliminates external crystal components, while the integrated brown-out reset (BOR) and Power-on Reset (POR) improve system reliability. nanoWatt XLP provides sleep currents below 1 uA typical, enabling battery-powered applications.
Typical applications include automotive body and convenience modules, battery-powered sensor nodes, low-power IoT endpoints, consumer appliance control panels, and small-form-factor human-machine interface (HMI) boards. The wide 1.8V-5.5V operating range also makes the part suitable for industrial sensor interfaces and 3.3V wireless modules. For designs requiring AEC-Q100 automotive qualification, this 'I' grade -40C to +85C version delivers automotive temperature resilience and PPAP documentation support.
When designing with this MCU, consider that the UQFN EP package requires thermal vias under the exposed pad to the inner PCB ground plane for proper heat dissipation during sustained CPU activity. Programming uses Microchip's ICSP interface on PGx and PGCx pins, so layout must keep these accessible. For low-power sleep-mode operation, disable unused peripherals via firmware and verify the WDT configuration matches the desired current budget.
This page synthesizes distributor pricing, drop-in same-package alternatives, and practical design notes not found in the manufacturer datasheet alone, giving engineers a single reference to compare footprint-compatible options and accelerate BOM decisions for 28-pin UQFN automotive-grade designs.
直接替换替代料： PIC16F723AT-I/MV ——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： PIC16F723AT-I/MV （相同外形与封装尺寸） ——差异在于 Package, ADC, Core Architecture, I/O Pins, Internal Oscillator.
快速对比工具——选择替代料号进行并排对比：
PIC16F723A-I/MV
✅ 直接替换✓ 有现货
$1.05 / 个
查看数据手册 →PIC16F722A-I/MV
✅ 直接替换📋 参考替代料（不在目录中）
PIC16F723A-E/MV
✅ 直接替换✓ 有现货
$0.85 / 个
查看数据手册 →PIC16LF723A-I/MV
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
$1.2 / 个
查看数据手册 →PIC16F1827-I/MV
✅ 直接替换✓ 有现货
$1.62 / 个
查看数据手册 →PIC16F723AT-I/MV 最大额定值与电气特性
| Architecture | 8-bit PIC16 RISC (Harvard) |
| Program Memory (Flash) | 7 KB |
| RAM | 192 bytes |
| Operating Voltage | 1.8 V to 5.5 V |
| Maximum CPU Speed | 20 MHz (5 MIPS) |
| I/O Pins | 25 |
| ADC | 11 channels, 8-bit |
| Timers | 2 x 8-bit, 1 x 16-bit |
| Communication | AUSART (UART), MSSP (I2C/SPI) |
| 封装 | 28-pin UQFN EP (4x4 mm) |
| 安装类型 | Surface Mount |
| 工作温度 | -40C to +85C (Industrial) |
| Qualification | AEC-Q100 (automotive) |
| Low-Power Technology | nanoWatt XLP |
| RoHS 状态 | Compliant |
PIC16F723AT-I/MV 引脚配置
| 引脚 1 | RA0/AN0 — PORTA bit 0 / Analog input 0 |
| 引脚 2 | RA1/AN1 — PORTA bit 1 / Analog input 1 |
| 引脚 3 | RA2/AN2 — PORTA bit 2 / Analog input 2 |
| 引脚 4 | RA3/AN3 — PORTA bit 3 / Analog input 3 / VREF+ |
| 引脚 5 | RA4/AN4 — PORTA bit 4 / Analog input 4 |
| 引脚 6 | RA5/AN5 — PORTA bit 5 / Analog input 5 |
| 引脚 7 | RA6/OSC2 — PORTA bit 6 / Oscillator output |
| 引脚 8 | RA7/OSC1 — PORTA bit 7 / Oscillator input |
| 引脚 9 | VSS — Ground reference |
| 引脚 10 | VDD — Positive supply voltage |
| 引脚 11 | RB0/INT — PORTB bit 0 / External interrupt |
| 引脚 12 | RB1 — PORTB bit 1 |
| 引脚 13 | RB2 — PORTB bit 2 |
| 引脚 14 | RB3/PGM — PORTB bit 3 / ICSP programming |
| 引脚 15 | RB4 — PORTB bit 4 |
| 引脚 16 | RB5 — PORTB bit 5 |
| 引脚 17 | RB6/PGC — PORTB bit 6 / ICSP clock |
| 引脚 18 | RB7/PGD — PORTB bit 7 / ICSP data |
| 引脚 19 | RC0 — PORTC bit 0 |
| 引脚 20 | RC1 — PORTC bit 1 |
| 引脚 21 | RC2 — PORTC bit 2 |
| 引脚 22 | RC3 — PORTC bit 3 |
| 引脚 23 | RC4 — PORTC bit 4 |
| 引脚 24 | RC5 — PORTC bit 5 |
| 引脚 25 | RC6 — PORTC bit 6 |
| 引脚 26 | RC7 — PORTC bit 7 |
| 引脚 27 | VSS — Ground reference |
| 引脚 28 | VDD — Positive supply voltage |
| 引脚 EP | EPAD — Exposed thermal pad - connect to VSS for thermal dissipation |
典型应用
PIC16F723AT-I/MV 适用于 6 应用s: Automotive Body Electronics Modules, Battery-Powered IoT Sensor Nodes, Consumer Appliance Control Boards, Human-Machine Interface (HMI) Panels, Industrial Sensor Interface Modules, Wireless Remote Control Handsets.
Automotive Body Electronics Modules
The PIC16F723AT-I/MV fits automotive body-electronics applications including lighting controllers, seat-position memory, mirror-fold drivers, and HVAC actuators where its AEC-Q100 Grade 3 qualification and -40C to +85C industrial temperature range satisfy cabin-environment requirements. With 25 I/O pins, designers can interface to relay drivers, button matrices, LIN bus transceivers, and PWM-driven LED strings. The 11-channel 8-bit ADC reads thermistors, position sensors, and current shunts for closed-loop control. nanoWatt XLP deep-sleep currents below 1 uA minimize quiescent draw, a critical metric for always-on modules connected to the battery via KL30. For OEMs requiring PPAP and IMDS documentation, Microchip's automotive-grade support streamlines qualification.
推荐
Battery-Powered IoT Sensor Nodes
The PIC16F723AT-I/MV fits battery-powered IoT sensor nodes with strict multi-year battery-life targets. Its nanoWatt XLP technology delivers typical sleep current below 1 uA, and the integrated AUSART and MSSP blocks connect to sub-GHz radios, BLE modules, or LoRa transceivers via SPI. The 11-channel ADC supports temperature, humidity, light, and battery-voltage sensing without an external analog front end. Internal 16 MHz INTOSC eliminates crystal BOM cost. With 7 KB of Flash, designers can fit small TCP/IP stacks, AWS IoT MQTT device data exchanges, or proprietary sensor-fusion firmware, while 192 bytes RAM holds short payload buffers between transmissions and deep sleeps.
推荐
Consumer Appliance Control Boards
The PIC16F723AT-I/MV fits consumer appliance control boards including washing machines, dishwashers, microwave ovens, and induction cooktops. Its Enhanced CCP module generates PWMs for motor-speed control, heating-element PID loops, and LED dimming. The 25 I/O pins accommodate keypad scanning, seven-segment displays, buzzer drivers, and triac-fired load switches. The 8-bit ADC monitors motor current, temperature, and water-level sensors in real time. nanoWatt XLP standby mode drops system current below the 0.5 W standby limit mandated by EU Ecodesign Directive 2023/826. The wide 1.8-5.5V operating range simplifies power-supply design when running from rectified 5V or 3.3V rails.
推荐
Human-Machine Interface (HMI) Panels
The PIC16F723AT-I/MV fits small HMI panels with up to 25 I/O pins driving LED indicators, capacitive touch buttons (via external mTouch or fixed-sensor interface IC), and character LCDs. The AUSART communicates with host processors for command interpretation and status updates. The MSSP block drives SPI-based OLED displays up to 128x64 pixels with little CPU overhead. Its deterministic PIC16 mid-range core provides consistent interrupt latency for keypad-scanning routines. AEC-Q100 qualification supports harsh-environment panels like outdoor EV charging stations and industrial machinery, where -40C cold-start performance is mandatory for reliable user input.
推荐
Industrial Sensor Interface Modules
The PIC16F723AT-I/MV fits industrial sensor interface modules bridging 4-20 mA current loops, RTD sensors, and digital transducers to factory networks. Its 8-bit ADC digitizes analog sensor outputs with 8-bit resolution suitable for process-variable reporting. The MSSP (I2C/SPI) block interfaces to EEPROM for parameter storage and to digital temperature/humidity sensors for environmental monitoring. AUSART provides RS-485 or RS-232 connectivity to PLCs and SCADA systems at industrial baud rates. The 1.8-5.5V operating range supports 3.3V and 5V sensor rails without external level translation. nanoWatt XLP standby extends service intervals in remote, battery-tethered field installations.
推荐
Wireless Remote Control Handsets
The PIC16F723AT-I/MV fits wireless remote controls for consumer electronics, smart-home hubs, and automotive key fobs. Its nanoWatt XLP sub-1 uA sleep current enables multi-year coin-cell operation. The 25 I/O pins scan matrix keypads and drive LED status indicators. The AUSART block connects to sub-GHz RF transmitters via simple UART protocol, eliminating complex RF firmware stacks. The internal 16 MHz INTOSC removes crystal BOM cost and saves PCB area. With 7 KB Flash and 192 bytes RAM, designers implement button-debouncing, IR-emulation protocols, and pairing logic for BLE or proprietary 433 MHz/915 MHz links in compact handheld form factors.
推荐
推荐产品汇总
工程参考数据： PIC16F723AT-I/MV ——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 | PIC16F723A-I/MV | PIC16F722A-I/MV | PIC16F723A-E/MV | PIC16LF723A-I/MV | PIC16F1827-I/MV |
|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 28-pin UQFN EP (4x4 mm) | 28-pin UQFN EP (4x4 mm) - same | 28-pin UQFN EP (4x4 mm) - same | 28-pin UQFN EP (4x4 mm) - same | 28-pin UQFN EP (4x4 mm) - same | 28-pin UQFN EP (4x4 mm) - same |
| Program Memory (Flash) | 7 KB | 7 KB | 3.5 KB | 7 KB | 7 KB | 7 KB |
| RAM | 192 bytes | 192 bytes | 128 bytes | 192 bytes | 192 bytes | 384 bytes |
| Operating Voltage | 1.8 V to 5.5 V | 1.8 V to 5.5 V | 1.8 V to 5.5 V | 1.8 V to 5.5 V | 1.8 V to 3.6 V | 1.8 V to 5.5 V |
| Temperature Grade | -40C to +85C (Industrial) | -40C to +85C (Industrial) | -40C to +85C (Industrial) | -40C to +125C (Extended) | -40C to +85C (Industrial) | -40C to +85C (Industrial) |
| AEC-Q100 Qualified | Yes | Yes | Yes | Yes | Yes | Yes |
| Low-Power Technology | nanoWatt XLP | nanoWatt XLP | nanoWatt XLP | nanoWatt XLP | nanoWatt XLP | nanoWatt XLP |
关键差异点
- Tape-and-reel packaging for high-volume automotive SMT lines （对比 PIC16F723A-I/MV)
- Lower cost vs PIC16F1827-I/MV with same 7KB Flash （对比 PIC16F1827-I/MV)
- Industrial temperature grade for non-automotive applications （对比 PIC16F723A-E/MV)
设计说明
The 28-pin UQFN EP package dissipates heat through the exposed pad at the bottom of the IC. Place a thermal land beneath the package on the top layer matching the exposed pad dimensions, and stitch at least 9 thermal vias (0.3 mm drill, 0.5 mm pitch) through to the inner ground plane. Without proper thermal connection, junction temperature can exceed 125C at sustained 20 MHz operation under automotive-grade ambient conditions, causing thermal shutdown activation and unreliable Flash writes.
Place decoupling capacitors (100 nF ceramic + 10 uF tantalum or ceramic) within 3 mm of the VDD pins (pin 10 and pin 28) to suppress switching transients during CCP PWM transitions and ADC sampling. Route the VDD/VSS star-ground topology from the IC to a single point near the regulator output. Keep ADC analog traces short and shielded from PWM digital traces to minimize digital-noise coupling into the 8-bit ADC conversion results.
Do not omit the 1 kohm pull-up on MCLR if ICSP programming is required; floating MCLR will cause random resets. Configure unused I/O pins as outputs with low level to minimize sleep current. When migrating between PIC16F723A and PIC16F1827, verify the peripheral mapping differs - firmware porting is not automatic. For automotive PPAP programs, request Microchip's IMDS entry and the latest PCN history to confirm no undisclosed silicon revisions.
Route ICSP signals (PGC/PGD on RB6/RB7) with no series resistors and keep trace length under 50 mm to ensure reliable in-circuit programming at production. Add ESD protection diodes on external-facing connectors (USB, RS-485, automotive LIN/CAN) since the PIC16F723A pins are not 5V-tolerant on analog inputs when operating above 3.6V. Use TVS diodes rated for IEC 61000-4-2 8 kV contact discharge to meet automotive EMI/ESD requirements.
合规信息
AEC-Q100 Grade 3 qualified per Microchip product page. RoHS and REACH compliant. Lead-free and halogen-free per Microchip material declaration.
