PIC16F1509-I/SS Microchip Integrated Circuit (Small Outline Packages) In Stock
Microchip PIC16F1509-I/SS is an 8-bit PIC microcontroller with 8192 words (14 KB) of Flash program memory, a 20 MHz maximum clock frequency, and integrated ADC and DAC channels in a 20-pin SSOP package. It operates from a minimum supply voltage of 2.3 V at 16 MHz, enabling low-voltage and battery-powered applications. Target uses include low-power sensor interfaces, analog signal conditioning, home appliance control, and portable instrumentation.
- Manufacturer
- Microchip
- Package
- Small Outline Packages
- Pin Count
- 20
- Lifecycle
- ACTIVE
- Datasheet
- PIC16F1509-I/SS Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 8192 words (14 KB) Flash program memory with 20 MHz maximum clock frequency
- Integrated ADC and DAC channels for mixed-signal analog control applications
- 2.3 V minimum supply voltage at 16 MHz enabling battery-powered designs
- 20-pin SSOP compact package for space-constrained embedded control boards
- PIC16F enhanced mid-range core with improved instruction set and interrupt handling
- DAC output channel for precision analog reference or signal generation tasks
Applications
The PIC16F1509-I/SS suits low-power analog sensor interfaces, home appliance control boards, and portable instrumentation that require mixed-signal capability from a compact 20-pin MCU. Its integrated DAC allows direct generation of analog reference voltages or simple waveforms without an external DAC IC, reducing BOM cost in battery-powered consumer devices. Industrial sensor conditioning modules and HVAC control panels also use this device for its wide 2.3 V to 5.5 V supply range and on-chip ADC.
Specifications
| Manufacturer Package Code | SSOP-20 |
| Factory Lead Time | 6Weeks |
| YTEOL | 13 |
| Has ADC | YES |
| Additional Feature | ALSO OPERATES AT 2.3 V MINIMUM SUPPLY AT 16 MHZ |
| Bit Size | 8 |
| Boundary Scan | NO |
| CPU Family | PIC |
| Clock Frequency-Max | 20MHz |
| DAC Channels | YES |
| DMA Channels | NO |
| JESD-30 Code | R-PDSO-G20 |
| JESD-609 Code | e3 |
| Number of I/O Lines | 18 |
| On Chip Program ROM Width | 8 |
| PWM Channels | YES |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SSOP20,.3 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE, SHRINK PITCH |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| RAM (bytes) | 512 |
| ROM (words) | 14336 |
| ROM Programmability | FLASH |
| Speed | 20MHz |
| Supply Current-Max | 2.4mA |
| Supply Voltage-Max | 5.5V |
| Supply Voltage-Min | 5V |
| Supply Voltage-Nom | 5V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.65mm |
| Terminal Position | DUAL |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.31.00.01 |
| Country of Origin | Philippines, Thailand |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for PIC16F1509-I/SS:
RISC Microcontroller, 8-Bit, FLASH, PIC CPU, 20MHz, CMOS, PDSO20
7KB Flash, 256B RAM, 18 I/O, CLC, CWG, NCO, 10-bit ADC, 2.3V-5.5V
Frequently Asked Questions
What is the minimum operating voltage for PIC16F1509-I/SS, and does it support reduced-voltage battery operation?
The PIC16F1509-I/SS operates from a minimum supply voltage of 2.3 V at up to 16 MHz clock frequency, making it directly compatible with single-cell lithium or two-cell alkaline battery supplies. At full 5 V, it runs at up to 20 MHz. This wide supply range from 2.3 V to 5.5 V allows the same firmware to run across different power domains without hardware changes.
Does PIC16F1509-I/SS include both ADC and DAC peripherals, and how does that help analog control designs?
Yes, the device integrates both an ADC for reading analog sensor signals and a DAC channel for generating analog output voltages or reference levels. Having both on-chip eliminates the need for external converter ICs in many closed-loop control applications, reducing BOM by at least 2 components. This is particularly useful in HVAC controllers, battery charger circuits, and analog feedback loops operating from a 3.3 V or 5 V rail.
For a space-constrained sensor board, how does the 20-pin SSOP package of PIC16F1509-I/SS compare to alternative packages?
The 20-pin SSOP measures approximately 5.3 mm x 7.2 mm with 0.635 mm pin pitch, which is significantly smaller than a 20-pin DIP package. For sensor nodes where PCB area is limited, SSOP allows the MCU to occupy a footprint roughly 40% smaller than DIP-20, leaving room for analog conditioning circuitry and connectors on a compact board design targeting less than 30 mm x 30 mm form factors.
How much program memory does PIC16F1509-I/SS provide, and is it sufficient for a typical sensor application firmware?
The PIC16F1509-I/SS provides 8192 words of 14-bit wide Flash memory, equating to approximately 14 KB of program storage. This capacity comfortably accommodates sensor reading loops, ADC calibration tables, UART or I2C communication stacks, and a simple state machine within a few kilobytes, leaving room for expansion. Factory lead time is 6 weeks, so design-in procurement planning for production quantities should account for this timeline.
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