PIC16F15355T-E/SSVAO - 14KB Flash 8-bit MCU AEC-Q100 | Microchip
MPN: PIC16F15355T-E/SSVAO β Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $2.85 | $2.85 |
| 10 | $2.56 | $25.60 |
| 100 | $2.28 | $228.00 |
| 500 | $2.05 | $1,025.00 |
| 1,000 | $1.82 | $1,820.00 |
| 3,000 | $1.65 | $4,950.00 |
PIC16F15355T-E/SSVAO Overview
An 8-bit microcontroller (MCU) is a small, self-contained computer-on-a-chip that combines a CPU, memory, and peripherals. The PIC16F family belongs to the mid-range PIC architecture lineage, sitting between the baseline PIC10/12/16 families and the higher-performance PIC18/dsPIC families. Modern 8-bit MCUs like the PIC16F15355 integrate sophisticated peripherals such as Configurable Logic Cells (CLC), Complementary Waveform Generators (CWG), and numerically-controlled oscillators that historically required external components. The XLP technology is specifically designed for battery-powered applications, providing sleep currents in the nanoamp range.
Key features include 4 PWM channels, a hardware comparator, a 5-bit DAC, a 10-bit ADC, 4 Configurable Logic Cells, a Complementary Waveform Generator, 2 EUSART, and SPI/I2C interfaces. The device supports up to 14KB of self-programmable Flash, 1KB of SRAM, and 256 bytes of EEPROM, giving embedded designers flexibility for both bootloaders and parameter storage. Peripherals such as CLC and CWG allow hardware-implemented state machines and complementary PWM outputs without CPU intervention.
The architecture combines the standard PIC16 enhanced mid-range core with peripheral pin select, multiple clock sources, and an instruction set optimized for C-compiled code. The /VAO automotive qualification, combined with the operating temperature range of -40C to +125C, makes this part particularly suited to harsh under-hood and body-electronics environments where consumer-grade parts would fail. The /VAO suffix indicates Microchip's automotive-grade qualification, distinguishing it from the standard PIC16F15355T-I/SSVAO industrial variant.
Typical applications include automotive body electronics (seat controllers, mirror adjusters, lighting modules), sensor signal conditioning nodes, low-power IoT end nodes, and human-machine interface (HMI) subsystems where deterministic peripheral operation reduces software complexity. The combination of XLP sleep modes with rapid wake-up also suits battery-backed sensors and remote controls. For designs migrating from older PIC16F1xxx parts, this part provides a transparent upgrade path while adding modern CIP functionality.
When designing with this MCU, allocate adequate Flash headroom for bootloader and field-upgrade use cases. Always include decoupling on VDD/VSS per the datasheet's recommended layout and respect the in-circuit debug pinout when allocating PCB space for programming headers.
Drop-in alternatives for PIC16F15355T-E/SSVAO β same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Variants in this series
Same-series models that are drop-in compatible with PIC16F15355T-E/SSVAO (same form factor and footprint) β differing in ADC, Package, Operating Temperature, Comparators, PWM Channels.
Quick Comparison Tool β Select alternative parts for side-by-side comparison:
PIC16F15355T-I/SSVAO
β Drop-Inπ Reference alternative (not in catalog)
PIC16F15354T-E/SSVAO
β Drop-Inβ In Stock
$0.92 / Unit
View Datasheet βPIC16F15355-E/SSVAO
β Drop-Inπ Reference alternative (not in catalog)
PIC16F15345T-E/SSVAO
β Drop-Inβ In Stock
$1.27 / Unit
View Datasheet βPIC16F15355T-E/SS
β Drop-Inπ Reference alternative (not in catalog)
PIC16F15355T-E/SSVAO Maximum Ratings & Electrical Characteristics
| Product Family | PIC16 (L)F15354/55 |
| Core | PIC16 8-bit Enhanced Mid-Range |
| Flash Program Memory | 14KB (8K x 14) |
| SRAM | 1KB |
| EEPROM | 256 bytes |
| Maximum CPU Speed | 32 MHz |
| Operating Voltage Range | 2.3 V to 5.5 V (F-series, VDD > 3V for full speed) |
| ADC | 10-bit, multiple channels |
| DAC | 5-bit, 1 channel |
| PWM Channels | 4 |
| Comparators | 1 |
| Configurable Logic Cells (CLC) | 4 |
| Complementary Waveform Generator (CWG) | 1 |
| Communication Interfaces | 2x EUSART, SPI, I2C |
| Operating Temperature | -40C to +125C (Automotive AEC-Q100) |
| Package | 28-pin SSOP (5.30 mm body width) |
| Mounting Type | Surface Mount |
| RoHS Status | Compliant |
| AEC-Q100 Qualified | Yes (Automotive grade, /VAO suffix) |
| XLP (eXtreme Low Power) | Yes (sleep current in nA range) |
PIC16F15355T-E/SSVAO Pin Configuration
| Pin 1 | RA5 β Bidirectional I/O port A bit 5 |
| Pin 2 | RA4 β Bidirectional I/O port A bit 4 |
| Pin 3 | RA3 β Bidirectional I/O port A bit 3 / MCLR |
| Pin 4 | RC5 β Bidirectional I/O port C bit 5 |
| Pin 5 | RC4 β Bidirectional I/O port C bit 4 |
| Pin 6 | RC3 β Bidirectional I/O port C bit 3 |
| Pin 7 | RC6 β Bidirectional I/O port C bit 6 |
| Pin 8 | RC7 β Bidirectional I/O port C bit 7 |
| Pin 9 | RB7 β Bidirectional I/O port B bit 7 / ICSPDAT |
| Pin 10 | RB6 β Bidirectional I/O port B bit 6 / ICSPCLK |
| Pin 11 | RB5 β Bidirectional I/O port B bit 5 |
| Pin 12 | RB4 β Bidirectional I/O port B bit 4 |
| Pin 13 | RB3 β Bidirectional I/O port B bit 3 |
| Pin 14 | RB2 β Bidirectional I/O port B bit 2 |
| Pin 15 | RB1 β Bidirectional I/O port B bit 1 |
| Pin 16 | RB0 β Bidirectional I/O port B bit 0 |
| Pin 17 | VDD β Positive supply voltage |
| Pin 18 | VSS β Ground reference |
| Pin 19 | RA7 β Bidirectional I/O port A bit 7 |
| Pin 20 | RA6 β Bidirectional I/O port A bit 6 |
| Pin 21 | RC2 β Bidirectional I/O port C bit 2 |
| Pin 22 | RC1 β Bidirectional I/O port C bit 1 |
| Pin 23 | RC0 β Bidirectional I/O port C bit 0 |
| Pin 24 | RA2 β Bidirectional I/O port A bit 2 |
| Pin 25 | RA1 β Bidirectional I/O port A bit 1 |
| Pin 26 | RA0 β Bidirectional I/O port A bit 0 |
| Pin 27 | VSS β Ground reference |
| Pin 28 | VDD β Positive supply voltage |
Typical Applications
PIC16F15355T-E/SSVAO is suitable for 6 applications: Automotive Body Electronics, Low-Power IoT Sensor Nodes, Human-Machine Interface (HMI) Subsystems, Industrial Motor Control Loops, Battery Charging and Power Management, Lighting Control Modules.
Automotive Body Electronics
The PIC16F15355T-E/SSVAO AEC-Q100 qualification makes it ideal for body-electronics ECUs such as seat-position controllers, mirror adjusters, interior lighting modules, and wiper control nodes. Its 14KB Flash and 1KB SRAM comfortably handle LIN-based body networks and small CANopen stacks, while the 4 PWM channels drive motors, LEDs, and H-bridges directly. The 10-bit ADC and hardware comparator simplify sensor interface for position feedback or current sensing. The 28-SSOP package is industry-standard for automotive PCB modules and supports reflow soldering compatible with AEC-Q100 Grade 1 (-40C to +125C) thermal profiles. Compared to consumer-grade MCUs, the /VAO suffix guarantees PPAP documentation and traceability required by automotive OEM supply chains.
Recommended
Low-Power IoT Sensor Nodes
The PIC16F15355T-E/SSVAO XLP technology delivers nanoamp sleep currents with rapid wake-up, making it well-suited for battery-powered IoT sensors such as HVAC environmental monitors, leak detectors, and agricultural soil probes. The 14KB Flash accommodates small MQTT-SN or LoRaWAN stacks alongside application logic, while the 1KB SRAM buffers sensor data before transmission. The 10-bit ADC pairs with the on-chip temperature sensor for self-monitoring, and the hardware comparator wakes the CPU only on threshold-crossing events, conserving battery life. The 28-SSOP footprint allows compact module designs that fit standard sensor housings, and the extended -40C to +125C temperature range supports outdoor deployment.
Recommended
Human-Machine Interface (HMI) Subsystems
The PIC16F15355T-E/SSVAO CWG and CLC peripherals enable hardware-implemented complementary PWM for driving displays and LEDs without CPU load, freeing the core for key scanning, debounce, and USB-CDC communication. The 4 PWM channels drive LED backlights or buzzer tones, while the Configurable Logic Cells combine peripheral events into deterministic state machines that respond faster than software loops. Its 14KB Flash supports small graphical menu logic, and the 1KB SRAM buffers display frames. The AEC-Q100 grade ensures reliable operation in industrial HMIs such as appliance control panels, instrument clusters, and access-control keypads.
Recommended
Industrial Motor Control Loops
The PIC16F15355T-E/SSVAO Complementary Waveform Generator produces dead-band-controlled complementary PWM outputs ideal for small brushed DC and BLDC motor commutation, supporting 4 PWM channels with configurable frequency, duty, and dead time. The 32MHz CPU clock delivers fast control-loop execution, while the 10-bit ADC samples current shunt or back-EMF signals at high rate. The AEC-Q100 grade suits industrial motor drives operating at elevated ambient temperatures, such as conveyor rollers and small pumps. The 28-SSOP footprint integrates easily onto motor-driver PCBs alongside gate drivers and power stages.
Recommended
Battery Charging and Power Management
The PIC16F15355T-E/SSVAO ADC, DAC, and comparator peripherals enable closed-loop charging control for lead-acid, Li-ion, and NiMH chemistries in automotive and industrial chargers. The 14KB Flash accommodates CC/CV (constant-current/constant-voltage) charge profiles and safety timers, while the 1KB SRAM logs charge cycles and fault events. The CWG peripheral generates PWM for synchronous buck/boost converters, and the CLC cells implement hardware fault shutoff. The AEC-Q100 grade allows deployment in vehicular charging applications such as e-bike chargers and 12V accessory chargers.
Recommended
Lighting Control Modules
The PIC16F15355T-E/SSVAO 4 PWM channels and CWG peripheral enable smooth dimming and color-mixing for LED lighting modules, including RGBW fixtures and automotive interior lighting. The 10-bit ADC supports ambient light sensing for daylight harvesting, and the DAC drives constant-current driver reference voltages. The AEC-Q100 qualification and extended temperature range suit automotive interior/exterior lighting, while the 14KB Flash accommodates DALI or DMX-style addressable protocols. The 28-SSOP footprint is compatible with standard LED-driver PCB layouts.
Recommended
Recommended Products Summary
Engineering reference data for PIC16F15355T-E/SSVAO β comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | PIC16F15355T-I/SSVAO | PIC16F15354T-E/SSVAO | PIC16F15355-E/SSVAO | PIC16F15345T-E/SSVAO | PIC16F15355T-E/SS |
|---|---|---|---|---|---|---|
| Package | 28-SSOP | 28-SSOP - same | 28-SSOP - same | 28-SSOP - same | 28-SSOP - same | 28-SSOP - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Flash Memory | 14KB | 14KB | 7KB | 14KB | 14KB | 14KB |
| SRAM | 1KB | 1KB | 512B | 1KB | 1KB | 1KB |
| AEC-Q100 Qualified | Yes | No (industrial grade) | Yes | Yes | Yes | No (industrial grade) |
| Operating Temperature | -40C to +125C | -40C to +85C | -40C to +125C | -40C to +125C | -40C to +125C | -40C to +85C |
| CLC Cells | 4 | 4 | 4 | 4 | 3 | 4 |
| Max CPU Speed | 32 MHz | 32 MHz | 32 MHz | 32 MHz | 32 MHz | 32 MHz |
Key Differentiators
- AEC-Q100 automotive qualification at +125C (vs PIC16F15355T-I/SSVAO)
- 14KB Flash vs 7KB Flash (vs PIC16F15354T-E/SSVAO)
- 4 Configurable Logic Cells vs 3 (vs PIC16F15345T-E/SSVAO)
Design Notes
Place a 100nF decoupling capacitor as close as possible to each VDD/VSS pair (pins 17/18 and 27/28). For noisy environments, add a bulk 1uF-10uF tantalum or ceramic capacitor on the VDD rail. The XLP feature depends on clean power - noisy VDD can cause spurious wake-up events and degrade sleep-current measurements. Use a star-ground topology with the MCU ground pin connected to the analog ground plane at a single point if the design includes precision analog sections.
Do not confuse the /E (automotive) and /I (industrial) variants when sourcing. The /VAO suffix indicates AEC-Q100 qualification, while parts without the suffix may lack automotive PPAP documentation. Verify MCLR functionality: pin 3 (RA3/MCLR) must be tied to VDD through a 10kohm resistor for normal operation, and the ICSPDAT/ICSPCLK pins (RB7/RB6) must be accessible for in-circuit programming. Forgetting these can prevent field firmware updates.
Allocate PCB space for a 2x5 0.1-inch pitch ICSP header even if programming is done at manufacturing only - field updates may be required. Route the 32MHz oscillator traces as short as possible with a guard ring if using an external crystal. Keep analog input traces away from PWM output traces to minimize coupling. The 28-SSOP footprint has 0.65mm pin pitch, requiring fine-pitch PCB design rules but standard for reflow soldering processes.
Compliance Information
AEC-Q100 qualified per /VAO suffix. RoHS and REACH compliant per Microchip product documentation.
