PIC16F616-E/ST - 8-bit Flash MCU, 3.5KB, 14-TSSOP | Microchip
MPN: PIC16F616-E/ST ✓ Hoạt độngPIC16F616-E/ST Tóm tắt
An 8-bit microcontroller (MCU) is a single-chip computer that integrates a CPU, program memory, RAM, peripherals, and I/O on one die; the "mid-range" PIC16 family balances cost, low power consumption, and a rich peripheral set for general-purpose embedded control. The PIC16F616 sits within the PIC16F6xx hierarchy (PIC16F610/616/16HV610/16HV616), tailored for applications that need small footprint, on-chip ADC, PWM, and ultra-low-power operation through nanoWatt Technology. Its place in the broader taxonomy is: microcontroller -> 8-bit MCU -> flash MCU -> mid-range PIC -> 14-pin flash-based MCU.
Key differentiating features include nanoWatt Technology for low-power sleep modes, a precision internal 8 MHz oscillator (calibrated to within 1% over voltage and temperature), enhanced capture/compare/PWM (ECCP) module, and a wide operating voltage range of 2.0V to 5.5V. The 10-bit ADC with 8 channels supports both analog signal sampling and capacitive touch sensing via the mTouch SDK, and the on-chip hardware comparator enables zero-crossing detection for power-conversion feedback loops.
The PIC16F616 uses a Harvard architecture with separate program and data buses, allowing simultaneous fetch and access, and a 14-bit instruction word optimized for C and assembly efficiency. The 35 single-word instruction set simplifies code generation while keeping execution deterministic, ideal for hard real-time control loops. The internal oscillator eliminates the need for an external crystal in cost-sensitive designs, reducing BOM and board area.
Typical applications include LED driving and lighting controls, battery chargers, smart sensor nodes, consumer appliance user interfaces, capacitive-touch buttons, and small motor control via PWM. The device is also widely used in education, low-end IoT end nodes, and toys where low cost and reliable flash-based in-circuit serial programming (ICSP) are priorities.
When designing with the PIC16F616, pay attention to MCLR/ICSP pin handling during programming - the PIC16F616 requires high-voltage programming (HVP) which NSDSP and similar programmers route through a high-voltage extension; low-voltage ICSP alone is not supported. Stable decoupling and a 100 nF capacitor across VDD/VSS are essential for ADC accuracy.
This page synthesizes distributor pricing, drop-in alternatives across the PIC16F family, and practical design notes not found in the manufacturer datasheet alone.
Bộ thay thế dễ dàng lắp đặt cho PIC16F616-E/ST — cùng gói, chân-to-chân tương thích. Các bộ phận yêu cầu hàn PCB bị loại trừ.
Các biến thể trong loạt này
Các mẫu cùng loạt có thể lắp đặt dễ dàng tương thích với PIC16F616-E/ST (cùng hình factor và footprint) — khác nhau ở Timers, Operating Temperature, Package, Mounting Type, ADC.
PIC16F616T-E/ST
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
PIC16F616-I/ST
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
PIC16F616-E/P
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →PIC16F610-E/P
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →PIC16F610T-I/ML
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →PIC16F616-E/ST Tỷ lệ tối đa & tính chất điện
| Core Architecture | PIC16 enhanced mid-range, 8-bit |
| Instruction Set | 35 single-word instructions, 14-bit instruction width |
| Program Memory (Flash) | 3.5 KB (2K x 14) |
| Data RAM | 128 bytes |
| Data EEPROM | 256 bytes |
| Maximum CPU Speed | 20 MHz (200 ns instruction cycle) |
| Operating Voltage | 2.0 V to 5.5 V |
| Nhiệt độ hoạt động | -40 C to +125 C (E suffix - extended) |
| I/O Pins | 12 (in TSSOP-14 package; 14-pin total with VDD/VSS) |
| ADC | 10-bit, 8 channels |
| Timers | 2 x 8-bit + 1 x 16-bit |
| PWM Modules | Enhanced CCP (ECCP) + CCP |
| Comparators | 2 (hardware) |
| Internal Oscillator | 8 MHz factory calibrated (1% accuracy) |
| Hộp | TSSOP-14 (4.4 mm body, 0.65 mm pitch) |
| Kiểu lắp đặt | Surface Mount |
| Programming | ICSP (In-Circuit Serial Programming), high-voltage required |
| Trạng thái RoHS | Compliant (Pb-free) |
| Lead-Free | Yes |
Cấu hình chân PIC16F616-E/ST
| Chân 1 | VDD — Positive supply voltage (2.0 V to 5.5 V) |
| Chân 2 | RA5/OSC1/CLKIN — General I/O / Timer0 clock input / crystal oscillator input |
| Chân 3 | RA4/OSC2/CLKOUT — General I/O / crystal oscillator output / peripheral clock out |
| Chân 4 | RA3/MCLR/VPP — General input / Master Clear reset (active-low) / High-voltage programming input |
| Chân 5 | RA2/AN2/C1OUT — General I/O / Analog input channel 2 / Comparator 1 output |
| Chân 6 | RA1/AN1/C1IN- — General I/O / Analog input channel 1 / Comparator 1 inverting input |
| Chân 7 | RA0/AN0/C1IN+ — General I/O / Analog input channel 0 / Comparator 1 non-inverting input |
| Chân 8 | VSS — Ground reference |
| Chân 9 | RB7/ICSPDAT — General I/O / ICSP data |
| Chân 10 | RB6/ICSPCLK — General I/O / ICSP clock |
| Chân 11 | RB5 — General I/O |
| Chân 12 | RB4 — General I/O |
| Chân 13 | RB3 — General I/O |
| Chân 14 | RB2 — General I/O |
Ứng dụng tiêu biểu
PIC16F616-E/ST phù hợp cho 7 Áp dụngs: LED Lighting Controllers, Battery-Powered IoT Sensor Nodes, Consumer Appliance User Interfaces, Small Motor Control (PWM H-Bridge Driver), Capacitive Touch Buttons (mTouch), Smart Sensor Signal Conditioning, Educational Microcontroller Platform.
LED Lighting Controllers
The PIC16F616-E/ST fits LED lighting controllers because its Enhanced CCP module delivers precise 10-bit PWM resolution at 20 MHz for flicker-free dimming down to 0.1 percent duty cycle, while the 10-bit ADC samples ambient light via a photodiode. The 2.0-5.5 V range works directly from a single Li-ion or USB rail. The TSSOP-14 footprint fits into a 6 x 8 mm driver PCB for GU10 downlights and MR16 spots, and the internal 8 MHz oscillator eliminates the external crystal, cutting BOM to 5 parts.
Được đề xuất
Battery-Powered IoT Sensor Nodes
The PIC16F616-E/ST is ideal for IoT sensor nodes thanks to nanoWatt Technology sleep modes drawing 50 nA with watchdog disabled, extending CR2032 coin-cell life to 3-5 years when duty-cycled at 0.1 percent. The 8-channel 10-bit ADC multiplexes temperature, humidity, and motion sensors, and the internal 8 MHz oscillator calibrated to +/- 1 percent removes the external crystal. The TSSOP-14 4.4 mm body enables a sub-1 square inch PCB with BLE or sub-GHz companion.
Được đề xuất
Consumer Appliance User Interfaces
For washing-machine, microwave, and air-conditioner front-panel interfaces the PIC16F616-E/ST drives multiplexed 7-segment or character LCDs through its 12 I/O pins, runs a state-machine for capacitive touch buttons, and tolerates 5 V directly from the appliance PSU rail. The hardware comparators supervise supply voltage brownouts, while flash-based ICSP supports end-of-line calibration updates without mechanical access to the MCU.
Được đề xuất
Small Motor Control (PWM H-Bridge Driver)
The PIC16F616-E/ST drives small brushed DC motors and small BLDC fans via its ECCP module at 20 kHz PWM frequency, eliminating audible noise, while the high-current-sink I/O pins 7 and 9-14 deliver up to 25 mA per pin for direct lower-FET gate driving. The enhanced timer provides accurate tachometer input capture, and the 2 k x 14 flash holds a closed-loop PID controller for a thermally protected fan curve. The TSSOP-14 package fits next to the motor housing with minimal clearance.
Được đề xuất
Capacitive Touch Buttons (mTouch)
The PIC16F616-E/ST supports capacitive touch sensing through the mTouch SDK, with up to 8 touch electrodes using the ADC charge-transfer method. The -40 C to +125 C extended temperature grade suits outdoor and under-hood applications. The internal comparator provides hardware debounce, and nanoWatt sleep modes lower standby consumption below 2 uA, enabling touch interfaces on battery-powered remote controls and home-automation keypads.
Được đề xuất
Smart Sensor Signal Conditioning
The PIC16F616-E/ST conditions sensor signals from thermistors, RTDs, and strain gauges by combining its 10-bit ADC, two on-chip operational amplifiers (configurable from the comparators), and PWM-driven excitation. Calibration coefficients store in the 256-byte EEPROM, and the wide supply range allows battery or USB-powered operation. The TSSOP-14 form factor and 35 single-word instructions let designers keep sensing firmware under 1 KB of the 3.5 KB flash, leaving headroom for diagnostics.
Được đề xuất
Educational Microcontroller Platform
The PIC16F616-E/ST is widely used in university and hobbyist curriculums because the 35-instruction set teaches register-level programming in a single semester, and the nanoWatt Technology clearly demonstrates power optimization techniques. The TSSOP-14 surface-mount package prepares students for industry-standard assembly, while ICSP programming via PICkit 3/4 reinforces in-circuit firmware-update practices. The PIC16F616-E/P through-hole variant enables breadboard prototyping.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho PIC16F616-E/ST — so sánh, hướng dẫn thiết kế và thông tin tuân thủ.
Hướng dẫn chọn lựa
So sánh với các sản phẩm thay thế
| Tham số | Sản phẩm này | PIC16F616T-E/ST | PIC16F616-I/ST | PIC16F610-E/P | PIC16F610T-I/ML |
|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | TSSOP-14 | TSSOP-14 (same) | TSSOP-14 (same) | PDIP-14 | QFN-16 (ML) |
| Flash Memory | 3.5 KB (2K x 14) | 3.5 KB (2K x 14) | 3.5 KB (2K x 14) | 1.75 KB (1K x 14) -50% | 1.75 KB (1K x 14) -50% |
| RAM | 128 bytes | 128 bytes | 128 bytes | 64 bytes -50% | 64 bytes -50% |
| Max Clock Speed | 20 MHz | 20 MHz | 20 MHz | 20 MHz | 20 MHz |
| Operating 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 | 2.0 V to 5.5 V |
| Operating Temperature | -40 C to +125 C (E grade) | -40 C to +125 C (E grade) | -40 C to +85 C (I grade) | -40 C to +125 C (E grade) | -40 C to +85 C (I grade) |
| ADC Channels | 8 x 10-bit | 8 x 10-bit | 8 x 10-bit | 4 x 10-bit -50% | 4 x 10-bit -50% |
| 16-bit Timer | Yes (Timer1) | Yes | Yes | No | No |
| Approx. Unit Price (1k) | $1.07 (Q1 2026 ref.) | $1.07 | $1.55 - higher | $1.00 | $1.05 |
Bảo phân biệt quan trọng
- Doubled flash and RAM over PIC16F610 (vsPIC16F610-E/P)
- Extended -40 C to +125 C industrial temperature (vsPIC16F616-I/ST)
- Includes 16-bit Timer1 for capture/compare (vsPIC16F610-E/P)
- Tape-and-reel for SMT production (vsPIC16F616-E/ST (cut tube))
Ghi chú thiết kế
Place a 100 nF X7R ceramic decoupling capacitor within 5 mm of the VDD pin (pin 1) and a 10 uF bulk capacitor near the regulator output. The PIC16F616's ADC conversion accuracy degrades by ~2 LSB on noisy supply rails. Add a ferrite bead in series with VDD if the rail also feeds a switching converter; the device's 2.0 V minimum avoids level shifting for low-Voltage designs but does not tolerate input voltage spikes above 5.5 V.
The PIC16F616 requires high-voltage programming (HVP) on MCLR/VPP (pin 4). Standard low-voltage ICSP programmers like PICkit 3 cannot generate Vpp and will fail to program the part. Use PICkit 3 in HVP mode, a PICkit 4, MPLAB Snap, or a Microchip ICD 4 with HVP firmware. Confirm programming mode setting in MPLAB X IDE config bits (LVP must be DISABLED for HVP).
Keep the TSSOP-14 traces under 25 mm to avoid ringing on the 20 MHz oscillator pin. Place the optional external crystal within 5 mm of pins 2 and 3, with a guard ground ring on the outside layer to prevent oscillator coupling into the analog inputs (RA0-RA2). Analog input traces should not run parallel to high-current motor traces; add a ground keep-out.
When using the on-chip comparators (C1IN+/C1IN-/C1OUT), add a 10 pF capacitor on C1OUT to limit switching noise and a 10 nF capacitor between the comparator input pin and a quiet analog ground to filter high-frequency noise. The datasheet specifies a 400 ns comparator response time, which can generate fast edges that radiate EMI - position the comparator input pin away from VDD and the external clock.
Estimated: at maximum CPU activity (20 MHz, all peripherals active), the PIC16F616-E/ST dissipates ~15 mW from a 5 V supply, producing a junction-to-ambient rise below 5 C in the 170 C/W TSSOP-14 thermal pad. No heatsink is required for any commercial or industrial application. Designers do not need to compute thermal budgets for this part except in extreme environments near +125 C ambient.
Thông tin tuân thủ
RoHS and lead-free compliant per Microchip product page; not AEC-Q100 qualified - choose PIC16F616T-I/SL or similar automotive part for AEC-Q100 needs.
