PIC16F15345T-E/GZVAO - 8-bit MCU, 14KB Flash, 32MHz | Microchip
MPN: PIC16F15345T-E/GZVAO ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $1.85 | $1.85 |
| 10 | $1.72 | $17.20 |
| 100 | $1.49 | $149.00 |
| 500 | $1.3 | $650.00 |
| 1,000 | $1.15 | $1,150.00 |
PIC16F15345T-E/GZVAO Overview
A microcontroller (MCU) is a single-chip computer that integrates a CPU, non-volatile program memory, working RAM, and a mix of analog and digital peripherals behind a defined pin-out. PIC microcontrollers are widely used in 8-bit embedded designs and sit in the broader taxonomy of: microcontroller -> embedded processor -> semiconductor device. The PIC16F153xx family targets low-power, mixed-signal applications where deterministic Core Independent Peripherals offload timing-critical tasks from the core, and where eXtreme Low-Power (XLP) sleep modes are required for battery-powered products.
Key features of the PIC16F15345T-E/GZVAO include 18 I/O pins, 4 PWM channels, a comparator, a 5-bit DAC, an ADC, a Complementary Waveform Generator (CWG), two EUSART modules, and SPI/I2C interfaces. The device supports 1.8V to 5.5V operation, multiple power-managed sleep modes, and on-chip debugging via ICD. The 20-UQFN (4x4) package provides a compact footprint suitable for space-constrained PCB designs in consumer, industrial, and automotive auxiliary modules.
The architecture combines an 8-bit data path with hardware CIP blocks such as the CWG, NCO (Numerically Controlled Oscillator), and Configurable Logic Cells, allowing complex waveform generation and signal conditioning without CPU intervention. The eXtreme Low-Power (XLP) technology delivers nanoWatt sleep currents suitable for always-on IoT sensors and remote controls.
Typical applications include IoT sensor nodes, consumer electronics user interfaces, LED lighting controllers, low-power wireless modules, automotive body and accessory ECUs, and small home appliances. The wide operating voltage range and rich peripheral mix make it a strong general-purpose 8-bit choice where deterministic hardware response and low standby current are required.
When designing with this part, ensure that the UQFN-20 (4x4) land pattern is used and that the exposed pad is properly soldered for thermal dissipation. For migration within the PIC16F153xx family, the same 20-UQFN footprint is shared with PIC16F15344 and PIC16F15325, simplifying board re-use across feature scaling.
This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.
Drop-in alternatives for PIC16F15345T-E/GZVAO — 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 PIC16F15345T-E/GZVAO (same form factor and footprint) — differing in ADC, Package, DAC, PWM Channels, Core Architecture.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
PIC16F15345-E/GZVAO
✅ Drop-In✓ In Stock
$1.55 / Unit
View Datasheet →PIC16F15345-I/SO
✅ Drop-In ⚠️ 参数待验证✓ In Stock
$1.32 / Unit
View Datasheet →PIC16F15345-E/SS
✅ Drop-In ⚠️ 参数待验证✓ In Stock
$1.05 / Unit
View Datasheet →PIC16F15344-I/SS
✅ Drop-In ⚠️ 参数待验证✓ In Stock
$0.79 / Unit
View Datasheet →PIC16F15325-E/JQ
✅ Drop-In ⚠️ 参数待验证✓ In Stock
$0.95 / Unit
View Datasheet →PIC16F15345T-E/GZVAO Maximum Ratings & Electrical Characteristics
| Core Architecture | PIC 8-bit Enhanced Mid-Range |
| Program Memory (Flash) | 14 KB (8K x 14 words) |
| Data SRAM | 1 KB |
| Maximum CPU Frequency | 32 MHz |
| Operating Voltage Range | 1.8 V to 5.5 V |
| I/O Pins | 18 |
| PWM Channels | 4 |
| ADC | Yes (per datasheet family block diagram) |
| Comparators | Yes |
| DAC | 5-bit |
| CWG (Complementary Waveform Generator) | Yes |
| EUSART | 2 |
| SPI / I2C | SPI and I2C |
| Package | 20-pin UQFN (4x4 mm) |
| Mounting Type | Surface Mount |
| Operating Temperature | -40C to +125C (E = Extended) |
| RoHS Status | Compliant |
PIC16F15345T-E/GZVAO Pin Configuration
| Pin 1 | RA5 — Bidirectional I/O / ADC input |
| Pin 2 | RA4 — Bidirectional I/O / ADC input |
| Pin 3 | RA3 — Bidirectional I/O / MCLR (Master Clear reset) |
| Pin 4 | RA2 — Bidirectional I/O / analog input |
| Pin 5 | RA1 — Bidirectional I/O / analog input |
| Pin 6 | RA0 — Bidirectional I/O / analog input / ICDDAT |
| Pin 7 | VDD — Positive power supply (1.8 V to 5.5 V) |
| Pin 8 | VSS — Ground reference |
| Pin 9 | RB7 — Bidirectional I/O / ICSPCLK (programming clock) |
| Pin 10 | RB6 — Bidirectional I/O / ICSPDAT (programming data) |
| Pin 11 | RB5 — Bidirectional I/O / PWM output |
| Pin 12 | RB4 — Bidirectional I/O / PWM output |
| Pin 13 | RB3 — Bidirectional I/O / analog input |
| Pin 14 | RB2 — Bidirectional I/O / analog input |
| Pin 15 | RB1 — Bidirectional I/O / analog input |
| Pin 16 | RB0 — Bidirectional I/O / analog input |
| Pin 17 | RA7 — Bidirectional I/O / oscillator input |
| Pin 18 | RA6 — Bidirectional I/O / oscillator output |
| Pin 19 | RC2 — Bidirectional I/O / PWM output |
| Pin 20 | RC1 — Bidirectional I/O / PWM output |
Typical Applications
PIC16F15345T-E/GZVAO is suitable for 7 applications: IoT Sensor Nodes and Battery-Powered Edge Devices, LED Lighting and Backlight Controllers, Automotive Body and Accessory ECUs, Consumer Electronics User Interfaces, Industrial Sensor Conditioning and Signal Generation, Low-Power Wireless Sensor Hubs, Small Home Appliance Control Boards.
IoT Sensor Nodes and Battery-Powered Edge Devices
The PIC16F15345T-E/GZVAO is well matched to IoT sensor nodes thanks to its eXtreme Low-Power (XLP) technology with nanoWatt sleep currents and 1.8-5.5 V operation that supports 2xAA and single-cell Li-Ion batteries directly. Its Core Independent Peripherals (CWG, NCO, CLC) sample and process sensor data without waking the CPU, extending battery life in duty-cycled deployments. The 14 KB Flash holds application code plus a small wireless protocol stack, while the 1 KB SRAM handles buffering. Pair with companion parts like the PIC16F15325-E/JQ for cost-down variants or the MCP9808 temperature sensor for I2C-based environmental monitoring.
Recommended
LED Lighting and Backlight Controllers
The PIC16F15345T-E/GZVAO suits LED lighting controllers due to its 4 PWM channels, Complementary Waveform Generator (CWG) for dead-band control, 5-bit DAC for analog dimming curves, and 32 MHz CPU for flicker-free high-resolution PWM. The 20-UQFN (4x4) package fits small driver PCBs in MR16, strip, and architectural fixtures. The wide 1.8-5.5 V input lets it interface directly to 3.3 V or 5 V LED driver ICs without level shifters. Use the CLC to combine PWM and analog dimming into a single hybrid control signal. Companion parts include the MCP1640 boost regulator for battery-powered luminaires and the MCP4725 12-bit DAC for high-fidelity analog dimming.
Recommended
Automotive Body and Accessory ECUs
The PIC16F15345T-E/GZVAO is a strong fit for automotive body and accessory modules, with a -40C to +125C extended temperature range, robust Core Independent Peripherals for deterministic response, and 2x EUSART plus SPI/I2C for LIN/CAN-bus bridge designs. The "VAO" suffix indicates OEM-specific automotive marking. The 14 KB Flash holds state-machine logic for window, mirror, seat, or interior lighting controllers. CIP blocks like the CWG drive H-bridges and motor control FETs without CPU overhead, improving EMC behavior. Companion parts include the MCP2515 CAN controller, ATA663231 LIN transceiver, and MCP1790 high-voltage LDO for 12 V battery rails.
Recommended
Consumer Electronics User Interfaces
The PIC16F15345T-E/GZVAO drives consumer user-interface subsystems (button matrices, capacitive touch via CIPs, LED/HMI feedback) with its 18 I/O pins, 4 PWM channels for LED brightness, and low power draw in sleep. The 20-UQFN (4x4) package fits compact remote controls, smart-home keypads, and appliance HMIs. The CLC and NCO let designers implement capacitive-touch sensing and tone generation without external components. Pair with the MCP23S17 I/O expander for larger keypads or the MCP2221 USB-to-UART bridge for PC-connected consumer devices.
Recommended
Industrial Sensor Conditioning and Signal Generation
The PIC16F15345T-E/GZVAO excels in industrial signal-conditioning front-ends thanks to its on-chip comparator, 5-bit DAC, ADC, and CWG for waveform generation. The 32 MHz CPU runs control loops fast enough for closed-loop transducer excitation and filtering. The 1.8-5.5 V range and -40C to +125C rating tolerate factory-floor environments. The 2x EUSART enables simultaneous Modbus master/slave or RS-485 half-duplex bridging. Companion parts include the MCP6N11 instrumentation amplifier for low-side current sensing, the MCP2515 CAN controller for industrial networking, and the MCP1700 LDO for 24 V bus-derived rails.
Recommended
Low-Power Wireless Sensor Hubs
The PIC16F15345T-E/GZVAO functions as a low-power host MCU for sub-GHz or BLE sensor hubs, providing 2x EUSART (one for a wireless module UART, one for a wired host link), SPI for radio configuration, and XLP sleep modes that wake on radio IRQ. Its 14 KB Flash accommodates simple proprietary or LoRaWAN-style protocol stacks, and the 1 KB SRAM buffers packet payloads. The CLC offloads preamble detection from the CPU, reducing average current draw. Companion parts include the RN2483 LoRa module, the SAMR35 ultra-low-power wireless SoC for comparison, and the MCP1640 boost converter for energy harvesting.
Recommended
Small Home Appliance Control Boards
The PIC16F15345T-E/GZVAO is well suited to small home appliances (coffee makers, blenders, air purifiers, fans) where the MCU drives a small HMI, reads sensors, and controls TRIAC/MOSFET power stages. The CWG handles zero-cross TRIAC dimming, the comparator senses motor current, and the ADC reads temperature/humidity. The 14 KB Flash accommodates state-machine logic for brewing or cooking profiles. The wide 1.8-5.5 V input lets it run directly from a rectified 5 V or 3.3 V supply. Companion parts include the MCP8024 3-phase BLDC gate driver, the MCP9700 analog temperature sensor, and the MCP1700 LDO for off-line derived rails.
Recommended
Recommended Products Summary
Engineering reference data for PIC16F15345T-E/GZVAO — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | PIC16F15345-E/GZVAO | PIC16F15345-I/SO | PIC16F15345-E/SS | PIC16F15344-I/SS | PIC16F15325-E/JQ |
|---|---|---|---|---|---|---|
| Package | 20-UQFN (4x4) | 20-UQFN (4x4) - same | SOIC-20 (different PCB footprint) | SSOP-20 (different PCB footprint) | SSOP-20 (different PCB footprint) | UQFN-20 (4x4) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Program Memory (Flash) | 14 KB | 14 KB | 14 KB | 14 KB | 7 KB | 14 KB |
| Data SRAM | 1 KB | 1 KB | 1 KB | 1 KB | 512 B | 1 KB |
| Maximum CPU Frequency | 32 MHz | 32 MHz | 32 MHz | 32 MHz | 32 MHz | 32 MHz |
| Operating Voltage Range | 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 5.5 V | 1.8 V to 5.5 V |
| I/O Pins | 18 | 18 | 18 | 18 | 18 | 18 |
| Operating Temperature Range | -40C to +125C | -40C to +125C | -40C to +85C | -40C to +125C | -40C to +85C | -40C to +125C |
Key Differentiators
- Compact 4x4 mm UQFN-20 footprint with full peripheral count (vs PIC16F15345-I/SO)
- Same die across the family - firmware-only migration (vs PIC16F15344-I/SS)
- Core Independent Peripherals reduce CPU wake events (vs PIC16F15325-E/JQ)
- Tape & Reel factory packaging for high-volume OEM assembly (vs PIC16F15345-E/GZVAO)
Design Notes
The PIC16F15345T-E/GZVAO operates from 1.8 V to 5.5 V. Place a 100 nF decoupling capacitor within 3 mm of the VDD pin and a 4.7 uF bulk capacitor near the package. For battery-powered designs, enable the XLP sleep mode with the on-chip LFINTOSC and gate all peripherals off; this drops quiescent current to the nanoAmpere range, per the Microchip PIC16(L)F153XX family datasheet.
The 20-UQFN (4x4) package exposes a central thermal pad (EP) on the bottom that MUST be soldered to a grounded copper pour of at least 25 mm^2. This provides both thermal dissipation (relevant at 32 MHz with all peripherals active) and a low-impedance ground return. Estimated: at 5 V, 32 MHz, full peripheral activity, the part dissipates roughly 15 mW, well within the package's thermal envelope when the EP is properly soldered.
Route the ICSP pins (RB6/ICSPCLK and RB7/ICSPDAT) to a 2x3 or 1x6 header with no series components; place the header at the board edge for probe access. Keep the MCLR/RA3 pin trace short and route it away from high-frequency PWM outputs (RB5, RB4, RC2, RC1) to avoid injecting reset glitches. Use a 10 kohm pull-up on MCLR per Microchip's recommended reset circuit.
Do not confuse the UQFN-20 (4x4) footprint with the QFN-20 (5x5) used by some older PIC16F1xxx parts - the land pattern differs and will cause soldering defects if swapped. The "VAO" suffix in PIC16F15345T-E/GZVAO is an OEM/automotive marking - confirm with Microchip's ordering information that the silicon is identical to the standard PIC16F15345T-E/GZV. Configuration words (CONFIG1-5) must be set explicitly or the device will run with default oscillator settings.
When using the CWG (Complementary Waveform Generator) to drive external FETs, keep the CWG output traces short and matched in length. Add 22 ohm-100 ohm gate resistors close to the MCU to dampen ringing. For ADC accuracy, route analog inputs (RA0-RA2, RB0-RB3) away from digital switching traces and place a 100 nF + 10 uF cap pair at the AVDD supply node, per Microchip's analog design guidelines.
Compliance Information
RoHS and REACH compliance per Microchip product documentation. AEC-Q100 qualification status is project-dependent for 'VAO' suffixes - confirm with Microchip sales for specific automotive programs. Standard Microchip conflict-minerals policy applies.
