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PIC12LF1552-I

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Microchip Tech Microcontroller Units (MCUs/MPUs/SOCs), SOIC-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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PIC12LF1552-I

Microchip Tech · Microcontroller Units (MCUs/MPUs/SOCs) · SOIC-8

PIC12LF1552-I from Microchip Tech, in a SOIC-8. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin Name Type Function
1 VDD power_in Positive supply for the device (operating range 1.8V to 3.6V).
2 RA5/AN4/CLKIN/ADGRDB bidirectional General purpose I/O RA5 with TTL input and CMOS output, also ADC channel AN4 input, external clock input CLKIN (EC mode) and CVD guard ring output B (ADGRDB).
3 RA4/AN3/SDO/CLKOUT/ADGRDA bidirectional General purpose I/O RA4 with TTL input and CMOS output, also ADC channel AN3 input, alternate SPI data output SDO, FOSC/4 output CLKOUT and CVD guard ring output A (ADGRDA).
4 RA3/MCLR/VPP input Input-only RA3 general purpose input, Master Clear (MCLR, ST input with internal weak pull-up) and programming voltage VPP, also default SS and alternate SDI/SDA MSSP functions.
5 RA2/AN2/ADOUT/T0CKI/SDI/SDA/INT bidirectional General purpose I/O RA2 (ST input, CMOS output), also ADC channel AN2 input, ADC with CVD output ADOUT, Timer0 clock input T0CKI, default SPI data input SDI, I2C data SDA (open-drain) and external interrupt INT.
6 RA1/AN1/VREF+/SCK/SCL/ICSPCLK bidirectional General purpose I/O RA1 with TTL input and CMOS output, also ADC channel AN1 input, ADC positive voltage reference input VREF+, SPI clock SCK, I2C clock SCL (open-drain) and ICSP programming clock ICSPCLK.
7 RA0/AN0/SDO/SS/ICSPDAT bidirectional General purpose I/O RA0 with TTL input and CMOS output, also ADC channel AN0 input, default SPI data output SDO, alternate Slave Select input SS and ICSP data I/O ICSPDAT.
8 VSS power_in Ground reference.

Key specifications

Parameter Value
Manufacturer Microchip Tech
Package SOIC-8
Category Single Chip Microcomputer/Microcontroller
Pins 8

Electrical characteristics

Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).

Parameter Symbol Min Typ Max Unit Conditions Page
Supply Voltage VDD 1.8 3.6 V FOSC ≤ 16 MHz 203
Supply Voltage VDD 2.5 3.6 V FOSC ≤ 32 MHz 203
RAM Data Retention Voltage VDR 1.5 V Device in Sleep mode 203
FVR Initial Accuracy 1.024V VADFVR -7 6 % 1.024V, VDD ≥ 2.5V, 85°C 203
FVR Initial Accuracy 1.024V VADFVR -8 6 % 1.024V, VDD ≥ 2.5V, 125°C 203
FVR Initial Accuracy 2.048V VADFVR -7 6 % 2.048V, VDD ≥ 2.5V, 85°C 203
FVR Initial Accuracy 2.048V VADFVR -8 6 % 2.048V, VDD ≥ 2.5V, 125°C 203
VDD Rise Rate for POR SVDD 0.05 V/ms 203
Supply Current LFINTOSC IDD 2.5 18 µA FOSC = 31 kHz, VDD = 1.8V 205
Supply Current LFINTOSC IDD 4 20 µA FOSC = 31 kHz, VDD = 3.0V 205
Supply Current HFINTOSC 16 MHz IDD 0.75 1.75 mA FOSC = 16 MHz, VDD = 3.0V 205
Supply Current HFINTOSC PLL 32 MHz IDD 1.4 3.5 mA FOSC = 32 MHz, VDD = 3.0V 205
Power-down Base Current IPD 0.02 1 µA VDD = 1.8V, +85°C max 206
Power-down Base Current IPD 0.03 2 µA VDD = 3.0V, +85°C max 206
Input Low Voltage TTL VIL 0.15 V I/O port TTL buffer, 1.8V ≤ VDD ≤ 3.6V; max is 0.15 VDD 207
Input Low Voltage Schmitt VIL 0.2 V I/O port Schmitt Trigger, 2.0V ≤ VDD ≤ 3.6V; max is 0.2 VDD 207
Input High Voltage Schmitt VIH 0.8 V I/O port Schmitt Trigger, 2.0V ≤ VDD ≤ 3.6V; min is 0.8 VDD 207
Input Leakage Current I/O IIL -125 125 nA VSS ≤ VPIN ≤ VDD, pin high-impedance, 85°C 207
MCLR Input Leakage Current IIL -200 200 nA VSS ≤ VPIN ≤ VDD at 85°C 207
Weak Pull-up Current IPUR 25 100 200 µA VDD = 3.3V, VPIN = VSS 207
Output Low Voltage VOL 0.6 V IOL = 6mA, VDD = 3.3V; IOL = 1.8mA, VDD = 1.8V 207
Output High Voltage VOH 0.7 V VDD - 0.7 min; IOH = 3mA, VDD = 3.3V; IOH = 1mA, VDD = 1.8V 207
I/O Pin Capacitive Loading CIO 50 pF All I/O pins 207
Brown-out Reset Voltage VBOR 2.55 2.7 2.85 V BORV = 0 215
Brown-out Reset Voltage VBOR 1.8 1.9 2.05 V BORV = 1 215
ADC Integral Error EIL -1 0.4 1 LSb -40°C to +85°C, VREF ≥ 2.0V 216
ADC Differential Error EDL -1 0.3 1 LSb -40°C to +85°C, VREF ≥ 2.0V 216
ADC Offset Error EOFF -3 1.2 3 LSb -40°C to +85°C, VREF ≥ 2.0V 216
ADC Gain Error EGN -3 1 3 LSb -40°C to +85°C, VREF ≥ 2.0V 216
Ambient Temperature Under Bias -40 125 °C 202
Storage Temperature -65 150 °C 202
Voltage on VDD with respect to VSS VDD -0.3 4 V 202
Voltage on MCLR with respect to VSS -0.3 9 V 202
Thermal Resistance Junction to Ambient θJA 149.5 °C/W 8-pin SOIC package 209
Thermal Resistance Junction to Case θJC 39.9 °C/W 8-pin SOIC package 209
Maximum Junction Temperature TJMAX 150 °C 209

CAD (KiCad official)

  • Symbol: PIC12LF1552-I
  • Footprint: Package_SO:SOIC-8_3.9x4.9mm_P1.27mm
  • 3D model: SOIC-8 (KiCad packages3D, STEP)
  • 3D model files: pic12lf1552-i-etched.step / pic12lf1552-i-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); pic12lf1552-i.step / pic12lf1552-i.glb are the bare package body.

Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

  • Datasheet: Microchip Tech datasheet (243 pp, sha256 543a9b665abc8389, retrieved 2026-10-23, tier: manufacturer)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-sonnet-5-5 (text), consensus claude-sonnet-5-5 (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.
  • CAD: KiCad official libraries (CC-BY-SA 4.0).

Datasheet PDF