PIC16F753-E/ML - 8-bit MCU, 3.5KB Flash, 9-bit DAC | Microchip
料号： PIC16F753-E/ML ✗ 停产| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $1.82 | $1.82 |
| 10 | $1.64 | $16.40 |
| 100 | $1.45 | $145.00 |
| 500 | $1.28 | $640.00 |
| 1,000 | $1.1 | $1,100.00 |
PIC16F753-E/ML 概述
What is an 8-bit microcontroller? An 8-bit microcontroller (MCU) is a single-chip computer with an 8-bit data path, designed for embedded control tasks such as sensor reading, actuator driving, and user interface handling. Within the broader taxonomy, the PIC16F753 belongs to the PIC16 mid-range family -> 8-bit PIC microcontrollers -> microcontrollers -> embedded processors -> integrated circuits -> semiconductors. It is positioned between simple 8-bit controllers and 32-bit application processors, optimized for cost-sensitive mixed-signal applications.
Key features include an integrated operational amplifier, two high-speed analog comparators with 50 ns propagation delay, one Capture-Compare-PWM (CCP) module, eight channels of 10-bit Analog-to-Digital Converter (ADC) with selectable voltage reference, and a dual-range 9-bit DAC. The device also offers an internal 8 MHz oscillator, reducing external component count and BOM cost in space-constrained designs.
Technically, the PIC16F753-E/ML uses Microchip's enhanced mid-range 14-bit instruction set architecture with self-read/write Flash, providing deterministic interrupt response and Harvard bus separation. The combination of on-chip analog peripherals (op-amp, comparators, ADC, DAC) eliminates the need for external analog ICs in closed-loop control applications. The wide 2.0V-5.5V supply range supports both 3.3V and 5V system designs, and the -40C to +125C extended operating temperature range suits industrial environments.
Typical applications include LED lighting drivers, battery chargers, sensor signal conditioning, fan/motor speed controllers, and small appliance control panels. The integrated op-amp and DAC enable closed-loop current/voltage regulation without external analog components, making it ideal for cost-optimized power conversion and feedback control.
When designing with the PIC16F753-E/ML, ensure proper decoupling on VDD with a 0.1 uF ceramic capacitor placed within 5 mm of the supply pin, and connect the exposed pad to a low-impedance ground plane for thermal dissipation. Note that Microchip's product page indicates a newer recommended device, PIC16F1703, for new designs.
This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet, enabling engineers to evaluate the PIC16F753-E/ML alongside newer PIC16 family options for both new designs and legacy maintenance.
直接替换替代料： PIC16F753-E/ML ——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： PIC16F753-E/ML （相同外形与封装尺寸） ——差异在于 Package, ADC, DAC, Core Architecture, Internal Oscillator.
快速对比工具——选择替代料号进行并排对比：
PIC16F1703-E/ML
✅ 直接替换✓ 有现货
$0.66 / 个
查看数据手册 →PIC16F1454-I/ML
✅ 直接替换📋 参考替代料（不在目录中）
PIC16F1455-I/ML
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
$1.55 / 个
查看数据手册 →PIC16F18025-E/ML
✅ 直接替换📋 参考替代料（不在目录中）
PIC16F753-E/ML 最大额定值与电气特性
| Architecture | 8-bit PIC16 mid-range (14-bit instruction) |
| Flash Program Memory | 3.5 KB (2K x 14 words) |
| SRAM | 128 bytes |
| Maximum CPU Speed | 20 MHz (8 MHz internal oscillator) |
| Supply Voltage (VDD) | 2.0 V to 5.5 V |
| 工作温度范围 | -40 C to +125 C (Extended, -E suffix) |
| ADC | 8-channel, 10-bit |
| DAC | 9-bit, dual-range |
| Operational Amplifier | 1x on-chip |
| Analog Comparators | 2x high-speed (50 ns propagation delay) |
| CCP Modules | 1x Capture-Compare-PWM |
| 封装 | 16-pin QFN (4x4 mm) with exposed pad |
| 安装类型 | Surface Mount |
| RoHS 状态 | Compliant |
| Recommended Replacement | PIC16F1703 (per Microchip product page) |
PIC16F753-E/ML 引脚配置
| 引脚 1 | RA0/AN0/C1IN+/DAC — GPIO RA0 / ADC input AN0 / Comparator 1 positive input / DAC output |
| 引脚 2 | RA1/AN1/C1IN-/DAC — GPIO RA1 / ADC input AN1 / Comparator 1 negative input / DAC reference |
| 引脚 3 | RA2/AN2 — GPIO RA2 / ADC input AN2 |
| 引脚 4 | RA3/AN3/MCLR — GPIO RA3 / ADC input AN3 / Master Clear (reset) |
| 引脚 5 | RA4/AN4/OPAMP — GPIO RA4 / ADC input AN4 / Op-amp output |
| 引脚 6 | RA5/AN5/OPAMP+ — GPIO RA5 / ADC input AN5 / Op-amp non-inverting input |
| 引脚 7 | VDD — Positive supply voltage (2.0V to 5.5V) |
| 引脚 8 | VSS — Ground reference |
| 引脚 9 | RB4/AN6 — GPIO RB4 / ADC input AN6 |
| 引脚 10 | RB5/AN7 — GPIO RB5 / ADC input AN7 |
| 引脚 11 | RB6/P1C — GPIO RB6 / PWM output P1C (CCP) |
| 引脚 12 | RB7/P1B — GPIO RB7 / PWM output P1B (CCP) |
| 引脚 13 | RC0/P1A — GPIO RC0 / PWM output P1A (CCP) |
| 引脚 14 | RC1/C2IN+ — GPIO RC1 / Comparator 2 positive input |
| 引脚 15 | RC2/C2IN- — GPIO RC2 / Comparator 2 negative input |
| 引脚 16 | RC3 — GPIO RC3 |
典型应用
PIC16F753-E/ML 适用于 6 应用s: LED Lighting Drivers, Battery Charging Control, Sensor Signal Conditioning, Fan and Motor Speed Control, Small Appliance Control Panels, Industrial Process Control.
LED Lighting Drivers
The PIC16F753-E/ML is well suited for LED lighting driver designs requiring closed-loop current regulation with minimal external analog components. The integrated 9-bit DAC provides bias reference for a constant-current LED driver stage, while the 1 on-chip op-amp enables current-sense amplification in a single-supply configuration. With 8-channel 10-bit ADC, the MCU can monitor multiple LED strings for fault detection and thermal feedback. The 2.0 V to 5.5 V supply range supports direct operation from 5 V USB or 3.3 V logic rails. The CCP module generates PWM dimming at up to 20 MHz, giving precise intensity control. Compared to discrete solutions, the PIC16F753-E/ML reduces BOM cost by integrating the op-amp, comparators, and DAC that would otherwise require 2-3 external ICs.
推荐
Battery Charging Control
For single-cell Li-ion or NiMH battery chargers, the PIC16F753-E/ML offers integrated analog that simplifies CC-CV (constant current / constant voltage) regulation. The on-chip op-amp serves as the current-sense amplifier, while the 9-bit DAC sets the float voltage reference; the 10-bit ADC monitors battery voltage and charge current with 8-channel flexibility. The PIC16F753's 2.0 V to 5.5 V input range allows direct USB or wall-adapter powering. Two 50 ns comparators enable instant over-current and over-voltage shutdown for safety. With 128 bytes of SRAM, the MCU supports state-machine charging algorithms without external memory. The 16-pin QFN (4x4 mm) package fits compact charger enclosures.
推荐
Sensor Signal Conditioning
In industrial sensor interfaces such as thermistor, RTD, or strain-gauge bridges, the PIC16F753-E/ML integrates the entire analog front-end on a single chip. The 1 on-chip op-amp conditions low-level bridge signals, the 8-channel 10-bit ADC digitizes multiple sensor inputs, and the 9-bit DAC generates excitation voltages for self-calibration routines. The two high-speed 50 ns comparators provide window detection for alarm outputs. At 8 MHz internal oscillator, the MCU handles background sensor scanning without external crystals, reducing BOM count. The -40 C to +125 C extended temperature range suits factory-floor installations. Compared to discrete op-amp + ADC + MCU designs, the PIC16F753-E/ML cuts board area by approximately 40 percent.
推荐
Fan and Motor Speed Control
The PIC16F753-E/ML drives BLDC or brushed DC fans in HVAC and appliance applications, leveraging its 1 CCP module for PWM generation and 9-bit DAC for variable-speed reference. The integrated op-amp conditions back-EMF feedback from brushless motors, while the 10-bit ADC reads tachometer pulses for closed-loop RPM control. Two 50 ns comparators detect stall conditions in under 100 ns, enabling fast hardware shutdown to protect motor windings. The 2.0 V to 5.5 V supply allows direct 5 V or 3.3 V operation, common in fan-control subsystems. With 128 bytes of SRAM, the MCU runs PID control loops in firmware. The 16-pin QFN package dissipates heat efficiently through the exposed pad.
推荐
Small Appliance Control Panels
Small household appliances such as coffee makers, toaster ovens, and rice cookers benefit from the PIC16F753-E/ML's integrated analog and PWM peripherals. The 9-bit DAC drives a control potentiometer reference, the 10-bit ADC reads temperature from NTC thermistors, and the CCP module switches heating elements via a TRIAC or MOSFET. The internal 8 MHz oscillator eliminates external timing components, shrinking PCB area. The two comparators provide over-temperature hardware shutdown independent of firmware for safety certification. The -40 C to +125 C range supports kitchen-environment thermal stress. Compared to multi-chip solutions, the PIC16F753-E/ML reduces system cost by approximately 30 percent while maintaining regulatory compliance.
推荐
Industrial Process Control
In industrial 4-20 mA loop or 0-10 V actuator interfaces, the PIC16F753-E/ML digitizes sensor inputs and generates control outputs with minimal external circuitry. The 8-channel 10-bit ADC multiplexes multiple analog inputs, the 9-bit DAC drives analog setpoints for valve positioners, and the on-chip op-amp buffers current-loop sense resistors. Two high-speed comparators enable fast fault response for industrial safety. The -40 C to +125 C operating range meets IEC 60068 industrial environmental standards. With 128 bytes of SRAM, the MCU executes PID control algorithms at deterministic loop times. The 16-pin QFN package enables compact DIN-rail mounted controllers.
推荐
推荐产品汇总
工程参考数据： PIC16F753-E/ML ——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 | PIC16F1703-E/ML | PIC16F1454-I/ML | PIC16F1455-I/ML | PIC16F18025-E/ML |
|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 16-pin QFN (4x4 mm) | 16-pin QFN (4x4 mm) - same | 16-pin QFN (4x4 mm) - same | 16-pin QFN (4x4 mm) - same | 16-pin QFN (4x4 mm) - same |
| Flash Memory | 3.5 KB | 3.5 KB | 3.5 KB | 14 KB | 28 KB |
| CPU Speed (max) | 20 MHz (8 MHz internal osc) | 32 MHz (16 MHz internal) | 48 MHz (20 MHz internal) | 48 MHz | 32 MHz |
| DAC | 9-bit dual-range | 8-bit | No | No | 8-bit |
| On-chip Op-amp | Yes (1x) | Yes (1x) | No | No | Yes |
| USB Support | No | No | Yes (USB 2.0 FS) | Yes (USB 2.0 FS) | No |
| Operating Voltage | 2.0 V to 5.5 V | 1.8 V to 5.5 V | 2.3 V to 5.5 V | 2.3 V to 5.5 V | 1.8 V to 5.5 V |
关键差异点
- Integrated 9-bit dual-range DAC eliminates external DAC IC （对比 PIC16F1454-I/ML)
- On-chip operational amplifier reduces analog front-end complexity （对比 PIC16F1454-I/ML)
- Lower power operation for battery-powered designs （对比 PIC16F1703-E/ML)
设计说明
Place a 0.1 uF decoupling capacitor within 5 mm of the VDD pin (pin 7) and a 10 uF bulk capacitor near the supply input. The exposed thermal pad (EP) on the QFN-16 package must be soldered to a low-impedance ground plane to provide thermal dissipation and a stable reference. Estimated: at 8 MHz operation from 3.3 V, typical supply current is 1.5-2.5 mA depending on peripheral activity per Microchip datasheet DC characteristics.
Route analog signals (ANx, DAC, op-amp inputs/outputs) away from digital switching lines to minimize coupled noise. Use a star-ground topology with the MCU's VSS pin as the single connection point between analog and digital grounds. The 16-pin QFN (4x4 mm) requires 0.4 mm pitch traces and 0.2 mm via-in-pad for the EP; refer to Microchip AN1251 (QFN Layout Guidelines) for detailed recommendations.
Do not leave MCLR (pin 4) floating - connect to VDD through a 10 kohm resistor for normal operation, or to a manual reset circuit if hardware reset is required. The 9-bit DAC output is not rail-to-rail; consult the datasheet's DAC electrical characteristics table for valid output ranges at given VDD. The internal 8 MHz oscillator has a factory calibrated accuracy of +/- 1 percent typical but may require software calibration for timing-critical applications such as UART.
For USB applications migrating to the PIC16F1454-I/ML drop-in alternative, add 0.1 uF + 0.01 uF capacitors on the D+/D- lines per USB 2.0 full-speed requirements. If using the on-chip op-amp in transimpedance configuration (e.g., photodiode amplification), keep feedback loop area minimal - place the feedback resistor and capacitor directly at the op-amp output and inverting input pins to avoid parasitic oscillation.
合规信息
RoHS compliant per distributor listings. Not AEC-Q100 qualified; not recommended for automotive safety-critical applications.
