PIC16LF737T-I/SO - 8-bit MCU, 7KB Flash, 25 I/O | Microchip
MPN: PIC16LF737T-I/SO ✓ AktifPIC16LF737T-I/SO Ringkasan
What is a PIC16 microcontroller? An 8-bit microcontroller (MCU) is a single-chip computer that integrates a CPU, program memory, RAM, peripherals (timers, ADC, communication ports) and I/O on one die. The PIC16 family from Microchip is built on a RISC Harvard-architecture CPU that executes one instruction per 200ns instruction cycle (5 MIPS at 20MHz), sits inside the broader hierarchy 8-bit MCU -> microcontroller -> embedded controller -> semiconductor, and is widely used for cost-sensitive real-time control tasks.
Key features of this part include 7KB self-programmable Flash, 368 bytes data RAM, an integrated 11-channel 10-bit ADC, three timers, three Capture/Compare/PWM (CCP) modules, USART, MSSP (SPI/I2C), and NanoWatt Technology power management for low-power battery designs. The device supports in-circuit serial programming (ICSP) and in-circuit debugging.
Architecturally the PIC16LF737T-I/SO uses a 14-bit wide instruction word with a 8-bit data path, and NanoWatt power features that include multiple low-power Sleep modes, an ultra-low-power watchdog timer, and an internal 31kHz oscillator for Sleep operation. The 'LF' prefix denotes an extended-voltage variant that operates down to 2.0V, distinguishing it from the standard PIC16F737 which is specified for 4.0V to 5.5V only.
Typical applications include industrial sensor interfaces, low-power remote controls, consumer white goods, HVAC fan controllers, small motor control, battery chargers, and general-purpose embedded control. Designers often choose this MCU when migrating from PIC16F737 designs that need to run from a single Li-ion cell (2.5V-4.2V) or two AA cells (2.0V-3.2V).
A key design consideration is to honor the 10MHz maximum at 2.0V; the part can run 20MHz only when VDD is above 4.0V. Decouple VDD with a 100nF ceramic capacitor placed within 5mm of the pin, and connect the MCLR pin through a 10k pull-up and a 100nF to ground to enable ICSP. This page synthesizes distributor pricing, drop-in package variants, and practical design notes not found in the manufacturer datasheet alone.
Alternatif penggantian untuk PIC16LF737T-I/SO — paket yang sama, pin-pada-pin kompatibel. Bagian paket yang berbeda memerlukan kerja ulang PCB diabaikan.
Variasi di dalam seri ini
Model-series yang sama yang kompatibel dengan penggantian PIC16LF737T-I/SO (sama faktor bentuk dan footprint) — berbeda di dalam Package, Operating Temperature, Program Memory, ADC, Core Architecture.
PIC16LF737-I/SO
✅ Drop-InKontak untuk harga
Lihat Datasheet →PIC16LF737T-I/SS
✅ Drop-In📋 Alternatif referensi (tidak dalam katalog)
PIC16LF737T-I/ML
✅ Drop-InKontak untuk harga
Lihat Datasheet →PIC16F737-I/SO
✅ Drop-InKontak untuk harga
Lihat Datasheet →PIC16F737-I/SP
✅ Drop-InKontak untuk harga
Lihat Datasheet →PIC16LF767T-I/SO
✅ Drop-In ⚠️ Spesifikasi Tidak DisahkanKontak untuk harga
Lihat Datasheet →PIC16LF737T-I/SO Rating Maksimal & Karakteristik Listrik
| Core | PIC16 8-bit RISC |
| Instruction Set | 14-bit wide, 35 instructions |
| Maximum CPU Speed | 10 MHz at 2.0 V; 20 MHz at 4.0 V |
| Program Memory | 7 KB (4K x 14) Flash |
| Data RAM | 368 bytes |
| I/O Pins | 25 |
| ADC | 11 channels, 10-bit |
| Timers | 3 (Timer0, Timer1, Timer2) |
| CCP Modules | 3 (Capture/Compare/PWM) |
| Communication | USART, MSSP (SPI / I2C) |
| Tegangan Pemuat | 2.0 V to 5.5 V |
| Suhu Kerja | -40 C to +85 C (Industrial, I grade) |
| Paket | 28-SOIC (0.295" / 7.50 mm width) |
| Tipe Mounting | Surface Mount |
| Status RoHS | Compliant |
| Programming/Debug | ICSP via PGD/PGC; ICD via MCLR/PGD/PGC |
| Low-Power Features | NanoWatt Technology; multiple Sleep modes; internal 31 kHz LP oscillator |
Konfigurasi Pin PIC16LF737T-I/SO
| Pin produk 1 | RA0/AN0 — PORTA bit 0 / Analog input 0 |
| Pin produk 2 | RA1/AN1 — PORTA bit 1 / Analog input 1 |
| Pin produk 3 | RA2/AN2/VREF- — PORTA bit 2 / Analog input 2 / ADC VREF- |
| Pin produk 4 | RA3/AN3/VREF+ — PORTA bit 3 / Analog input 3 / ADC VREF+ |
| Pin produk 5 | RA4/T0CKI — PORTA bit 4 / Timer0 clock input |
| Pin produk 6 | RA5/AN4/SS/HLVDIN — PORTA bit 5 / Analog input 4 / SSP slave select / HLVD input |
| Pin produk 7 | RA6/OSC2/CLKO — PORTA bit 6 / Crystal output / Clock output |
| Pin produk 8 | RA7/OSC1/CLKI — PORTA bit 7 / Crystal input / Clock input |
| Pin produk 9 | VSS — Ground reference |
| Pin produk 10 | RB0/INT0 — PORTB bit 0 / External interrupt 0 |
| Pin produk 11 | RB1/INT1 — PORTB bit 1 / External interrupt 1 |
| Pin produk 12 | RB2/INT2 — PORTB bit 2 / External interrupt 2 |
| Pin produk 13 | RB3/PGM — PORTB bit 3 / LVP programming input |
| Pin produk 14 | RB4 — PORTB bit 4 / Interrupt-on-change |
| Pin produk 15 | RB5 — PORTB bit 5 / Interrupt-on-change |
| Pin produk 16 | RB6/PGC — PORTB bit 6 / ICD clock / ICSP clock |
| Pin produk 17 | RB7/PGD — PORTB bit 7 / ICD data / ICSP data |
| Pin produk 18 | VSS — Ground reference (optional, tied to pin 9) |
| Pin produk 19 | RC0/T1OSO/T1CKI — PORTC bit 0 / Timer1 oscillator out / Timer1 clock in |
| Pin produk 20 | RC1/T1OSI/CCP2 — PORTC bit 1 / Timer1 oscillator in / CCP2 |
| Pin produk 21 | RC2/CCP1 — PORTC bit 2 / CCP1 |
| Pin produk 22 | RC3/SCK/SCL — PORTC bit 3 / MSSP SPI clock / I2C clock |
| Pin produk 23 | RC4/SDI/SDA — PORTC bit 4 / MSSP SPI data in / I2C data |
| Pin produk 24 | RC5/SDO — PORTC bit 5 / MSSP SPI data out |
| Pin produk 25 | RC6/TX/CK — PORTC bit 6 / USART TX / USART synchronous clock |
| Pin produk 26 | RC7/RX/DT — PORTC bit 7 / USART RX / USART synchronous data |
| Pin produk 27 | OSC1/CLKI — Crystal oscillator input / External clock input |
| Pin produk 28 | OSC2/CLKO — Crystal oscillator output / Clock output |
Aplikasi Umum
PIC16LF737T-I/SO cocok untuk 6 aplikasis: Industrial Sensor Interface Board, Battery-Powered Remote Control, White Goods and HVAC Fan Controller, Small Brushless DC Motor Driver, Battery Charger Controller, General Embedded Control / Hobby Robotics.
Industrial Sensor Interface Board
The PIC16LF737T-I/SO's 11-channel 10-bit ADC and 25 digital I/O pins make it ideal for multi-sensor industrial interface boards. With VDD down to 2.0V the MCU can be powered from a single Li-ion cell while still running the ADC and USART; the in-circuit debug port enables on-board firmware updates on installed equipment.
Direkomendasikan
Battery-Powered Remote Control
The PIC16LF737T-I/SO's 2.0V minimum VDD and NanoWatt Sleep modes (sub-1uA standby) are well matched to handheld remote controls powered by 2x AA cells. The 10MHz speed at low VDD handles RF encoder firmware without external boost circuitry, and the three CCP modules drive status LEDs and IR/PWM outputs directly.
Direkomendasikan
White Goods and HVAC Fan Controller
The PIC16LF737T-I/SO is widely used in consumer white goods and HVAC fan controllers thanks to its integrated 10-bit ADC for closed-loop tachometer feedback and three CCP modules for triac-controlled multi-speed fan drive. The -40C to +85C industrial temperature range covers both indoor appliance and outdoor condensing-unit installations.
Direkomendasikan
Small Brushless DC Motor Driver
The PIC16LF737T-I/SO's three CCP channels and 10-bit ADC suit 1-shunt or 3-shunt BLDC sensorless drive up to 48V with back-EMF sensing on ADC channels. Operating from 2.0V-5.5V lets the MCU stay powered directly from a 3.3V LDO; PWM frequencies up to the device's CCP limit support 20kHz switching for silent motor operation.
Direkomendasikan
Battery Charger Controller
The PIC16LF737T-I/SO's 11-channel 10-bit ADC, USART and 25 I/O pins cover the monitoring, voltage/current sense and control loops for multi-chemistry battery chargers. Operating from 2.0V-5.5V directly on a single Li-ion cell with charge-state I/O enables simple charger design without additional boost rails.
Direkomendasikan
General Embedded Control / Hobby Robotics
The PIC16LF737T-I/SO is a popular choice for general embedded control and hobby robotics because it offers 7KB Flash, 25 I/O and three CCP modules in a 28-SOIC that is easy to breadboard or hand-solder. ICSP via PGD/PGC/MCLR allows fast firmware iteration, and NanoWatt Sleep extends battery life on wireless sensor nodes.
Direkomendasikan
Ringkasan Produk Direkomendasikan
Data referensi engineering untuk PIC16LF737T-I/SO — pembandingan, panduan desain, dan informasi konformitas.
Panduan Pemilihan
Pembandingan dengan Alternatif
| Parameter Umum | Produk Ini | PIC16LF737-I/SO | PIC16LF737T-I/SS | PIC16LF737T-I/ML | PIC16F737-I/SO | PIC16LF767T-I/SO |
|---|---|---|---|---|---|---|
| Package | 28-SOIC | 28-SOIC - same | 28-SSOP - same footprint family | 28-QFN - same family, smaller | 28-SOIC - same | 28-SOIC - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Program Memory | 7 KB Flash | 7 KB Flash | 7 KB Flash | 7 KB Flash | 7 KB Flash | 14 KB Flash (2x) |
| RAM | 368 bytes | 368 bytes | 368 bytes | 368 bytes | 368 bytes | 368 bytes |
| Supply Voltage | 2.0 V to 5.5 V | 2.0 V to 5.5 V | 2.0 V to 5.5 V | 2.0 V to 5.5 V | 4.0 V to 5.5 V | 2.0 V to 5.5 V |
| Maximum Speed | 10 MHz at 2.0 V / 20 MHz at 4.0 V | 10 MHz at 2.0 V / 20 MHz at 4.0 V | 10 MHz at 2.0 V / 20 MHz at 4.0 V | 10 MHz at 2.0 V / 20 MHz at 4.0 V | 20 MHz at 4.0 V | 10 MHz at 2.0 V / 20 MHz at 4.0 V |
| ADC Channels | 11 channels, 10-bit | 11 channels, 10-bit | 11 channels, 10-bit | 11 channels, 10-bit | 11 channels, 10-bit | 8 channels, 10-bit |
| I/O Pins | 25 | 25 | 25 | 25 | 25 | 25 |
| Operating Temperature | -40 C to +85 C | -40 C to +85 C | -40 C to +85 C | -40 C to +85 C | -40 C to +85 C | -40 C to +85 C |
Diferensiator Kunci
- Lower minimum supply voltage for battery operation (vsPIC16F737-I/SO)
- More ADC channels in same package (vsPIC16LF767T-I/SO)
- 28-SOIC standard footprint with industrial temperature grade (vsPIC16LF737T-I/ML)
Catatan Desain
Place a 100 nF decoupling capacitor within 5 mm of the VDD pin (pin 20) and tie all VSS pins (9, 18) directly to the ground plane. For battery-powered designs, take advantage of the NanoWatt Sleep modes (sub-1 uA) by configuring peripherals before Sleep and waking only on a timer or interrupt to extend battery life by an order of magnitude versus active-mode current.
Reserve RB6 (PGC) and RB7 (PGD) for ICSP/ICD; the Microchip datasheet warns that these pins cannot be used as general-purpose I/O when the debugger is active, so do not route critical signals there in prototype boards. Add a 10 kohm pull-up to MCLR (pin 1) and a 100 nF cap to ground on MCLR to enable ICSP and prevent spurious resets.
When using the 11-channel 10-bit ADC, isolate analog traces (AN0-AN4 and the VREF+ pins on RA3) from digital switching traces and add a small RC filter on analog inputs. Use a single ground star point for analog and digital returns near the MCU VSS pins to minimise ADC noise; for sub-LSB accuracy on 10-bit ADC, place a 10 uF bulk + 100 nF decoupling pair on VDD close to the MCU.
Informasi Konformitas
RoHS compliant per Microchip product page and DigiKey listing. Industrial temperature grade -40C to +85C (I suffix). AEC-Q100 not applicable - choose a Q1 / -VAO variant if automotive qualification is required.
