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F280049CPZQR

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Texas Instruments Microcontrollers (MCU/MPU/SOC), LQFP-100(14x14). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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F280049CPZQR

Texas Instruments · Microcontrollers (MCU/MPU/SOC) · LQFP-100(14x14)

F280049CPZQR from Texas Instruments, in a LQFP-100(14x14). 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 GPIO28 bidirectional General Purpose Input/Output 28; multiplexable to SCIA_RX, EPWM7_A, or other control functions.
2 XRSn bidirectional Device reset input and watchdog reset output with open-drain output buffer and internal pull-up resistor.
3 VDDIO power_in 3.3V digital I/O power supply pin; requires 0.1µF decoupling capacitor.
4 VDD power_in 1.2V digital logic power supply pin; requires minimum 20µF total decoupling capacitance.
5 VSS power_in Digital ground pin.
6 A6/PGA5_OF passive ADC-A input 6 or PGA-5 output filter; analog input with passive multiplexing to programmable gain amplifier output.
7 B2/C6/PGA3_OF passive ADC-B input 2, ADC-C input 6, or PGA-3 output filter; analog multiplexed input or programmable gain amplifier output.
8 B3/VDAC passive ADC-B input 3 or external reference voltage for on-chip DAC; 100pF capacitor to VSSA is required internally.
9 A2/B6/PGA1_OF passive ADC-A input 2, ADC-B input 6, or PGA-1 output filter; multiplexed analog input or programmable gain amplifier output.
10 A3 input ADC-A input 3; single-ended analog input for analog-to-digital converter A.
11 VDDA power_in 3.3V analog power supply pin; requires minimum 2.2µF decoupling capacitor to VSSA.
12 VSSA power_in Analog ground pin.
13 PGA5_GND passive PGA-5 ground reference pin for Kelvin sensing of programmable gain amplifier ground.
14 PGA1_GND passive PGA-1 ground reference pin for Kelvin sensing of programmable gain amplifier ground.
15 PGA3_GND passive PGA-3 ground reference pin for Kelvin sensing of programmable gain amplifier ground.
16 PGA5_IN input PGA-5 input pin for programmable gain amplifier with gains of 3, 6, 12, or 24.
17 C4 input ADC-C input 4; single-ended analog input for analog-to-digital converter C.
18 PGA1_IN input PGA-1 input pin for programmable gain amplifier with gains of 3, 6, 12, or 24.
19 C0 input ADC-C input 0; single-ended analog input for analog-to-digital converter C.
20 PGA3_IN input PGA-3 input pin for programmable gain amplifier with gains of 3, 6, 12, or 24.
21 C2 input ADC-C input 2; single-ended analog input for analog-to-digital converter C.
22 A1/DACB_OUT passive ADC-A input 1 or buffered DAC-B output; multiplexed analog input or 12-bit digital-to-analog converter output.
23 A0/B15/C15/DACA_OUT passive ADC-A input 0, ADC-B input 15, ADC-C input 15, or buffered DAC-A output; multiplexed analog input or 12-bit DAC output.
24 VREFHIB/VREFHIC bidirectional ADC-B and ADC-C high reference voltage; internally driven in internal reference mode or externally driven in external reference mode; requires 2.2µF capacitor.
25 VREFHIA bidirectional ADC-A high reference voltage; internally driven in internal reference mode or externally driven in external reference mode; requires 2.2µF capacitor.
26 VREFLOB/VREFLOC input ADC-B and ADC-C low reference voltage pins; typically connected to VSSA.
27 VREFLOA input ADC-A low reference voltage pin; typically connected to VSSA.
28 C5/PGA6_IN passive ADC-C input 5 or PGA-6 input; multiplexed analog input or programmable gain amplifier input.
29 C1 input ADC-C input 1; single-ended analog input for analog-to-digital converter C.
30 PGA2_IN input PGA-2 input pin for programmable gain amplifier with gains of 3, 6, 12, or 24.
31 C3/PGA4_IN passive ADC-C input 3 or PGA-4 input; multiplexed analog input or programmable gain amplifier input.
32 PGA2_GND/PGA4_GND/PGA6_GND passive Ground reference pins for PGA-2, PGA-4, and PGA-6 Kelvin sensing.
33 VSSA power_in Analog ground pin.
34 VDDA power_in 3.3V analog power supply pin; requires minimum 2.2µF decoupling capacitor to VSSA.
35 A5 input ADC-A input 5; single-ended analog input for analog-to-digital converter A.
36 A4/B8/PGA2_OF passive ADC-A input 4, ADC-B input 8, or PGA-2 output filter; multiplexed analog input or programmable gain amplifier output.
37 A8/PGA6_OF passive ADC-A input 8 or PGA-6 output filter; analog input or programmable gain amplifier output.
38 A9 input ADC-A input 9; single-ended analog input for analog-to-digital converter A.
39 B4/C8/PGA4_OF passive ADC-B input 4, ADC-C input 8, or PGA-4 output filter; multiplexed analog input or programmable gain amplifier output.
40 A10/B1/C10/PGA7_OF passive ADC-A input 10, ADC-B input 1, ADC-C input 10, or PGA-7 output filter; multiplexed analog input or programmable gain amplifier output.
41 B0 input ADC-B input 0; single-ended analog input for analog-to-digital converter B.
42 PGA7_GND passive PGA-7 ground reference pin for Kelvin sensing of programmable gain amplifier ground.
43 PGA7_IN input PGA-7 input pin for programmable gain amplifier with gains of 3, 6, 12, or 24.
44 C14 input ADC-C input 14; single-ended analog input for analog-to-digital converter C.
45 VSS power_in Digital ground pin.
46 VDD power_in 1.2V digital logic power supply pin; requires minimum 20µF total decoupling capacitance.
47 VDDIO power_in 3.3V digital I/O power supply pin; requires 0.1µF decoupling capacitor.
48 FLT2 unconnected Flash test pin 2 reserved for TI; must be left unconnected.
49 FLT1 unconnected Flash test pin 1 reserved for TI; must be left unconnected.
50 GPIO13 bidirectional General Purpose Input/Output 13; multiplexable to various control signals.
51 GPIO12 bidirectional General Purpose Input/Output 12; multiplexable to various control signals.
52 GPIO11 bidirectional General Purpose Input/Output 11; multiplexable to various control signals.
53 GPIO33 bidirectional General Purpose Input/Output 33; multiplexable to I2C-A, SPIB, and CAN-A signals.
54 GPIO16 bidirectional General Purpose Input/Output 16; multiplexable to SPI, ePWM, and CAN signals.
55 GPIO17 bidirectional General Purpose Input/Output 17; multiplexable to SPI, ePWM, and other signals.
56 GPIO24 bidirectional General Purpose Input/Output 24; multiplexable to ePWM, SPI, and PMBus signals.
57 GPIO25 bidirectional General Purpose Input/Output 25; multiplexable to output X-BAR and SPI signals.
58 GPIO26 bidirectional General Purpose Input/Output 26; multiplexable to output X-BAR and SDFM signals.
59 GPIO27 bidirectional General Purpose Input/Output 27; multiplexable to output X-BAR and SDFM signals.
60 TCK input JTAG test clock input with internal pull-up resistor for boundary scan interface.
61 GPIO37/TDO output General Purpose Input/Output 37 or JTAG test data output; open-drain output during JTAG activity, high-impedance otherwise.
62 TMS bidirectional JTAG test mode select input with internal pull-up resistor; sampled on TCK rising edge.
63 GPIO35/TDI input General Purpose Input/Output 35 or JTAG test data input; enable internal or external pull-up to avoid floating input.
64 GPIO32 bidirectional General Purpose Input/Output 32; multiplexable to I2C-A, SPI, and LIN signals.
65 GPIO56 bidirectional General Purpose Input/Output 56; multiplexable to SPI and SDFM signals.
66 GPIO57 bidirectional General Purpose Input/Output 57; multiplexable to SPI and eQEP signals.
67 GPIO58 bidirectional General Purpose Input/Output 58; multiplexable to output X-BAR and SDFM signals.
68 GPIO18_X2 bidirectional General Purpose Input/Output 18 or crystal oscillator output; usable as GPIO only when X1 has external pull-down and INTOSC provides system clock.
69 X1 bidirectional Crystal oscillator input or single-ended clock input; requires software configuration before enabling oscillator.
70 VDDIO power_in 3.3V digital I/O power supply pin; requires 0.1µF decoupling capacitor.
71 VDD power_in 1.2V digital logic power supply pin; requires minimum 20µF total decoupling capacitance.
72 VSS power_in Digital ground pin.
73 VREGENZ input Internal regulator enable with internal pull-down resistor; connect low to enable internal VREG, high for external power.
74 GPIO8 bidirectional General Purpose Input/Output 8; multiplexable to ePWM, CAN, and other control signals.
75 GPIO4 bidirectional General Purpose Input/Output 4; multiplexable to ePWM, CAN, and other control signals.
76 GPIO3 bidirectional General Purpose Input/Output 3; multiplexable to ePWM, PMBus, and other control signals.
77 GPIO2 bidirectional General Purpose Input/Output 2; multiplexable to ePWM, output X-BAR, and PMBus signals.
78 GPIO1 bidirectional General Purpose Input/Output 1; multiplexable to ePWM-1 output B and I2C-A signals.
79 GPIO0 bidirectional General Purpose Input/Output 0; multiplexable to ePWM-1 output A and I2C-A SDA.
80 VDDIO_SW power_in 3.3V power supply for internal DC/DC regulator input; requires 20µF large bulk capacitor.
81 GPIO23_VSW bidirectional General Purpose Input/Output 23 or internal DC/DC regulator switch output; ~100pF internal capacitance.
82 VSS_SW power_in Internal DC/DC regulator ground; must be connected to VSS pin.
83 GPIO22_VFBSW bidirectional General Purpose Input/Output 22 or internal DC/DC regulator feedback signal; connect to VSW node when using DC/DC.
84 GPIO7 bidirectional General Purpose Input/Output 7; multiplexable to ePWM-4 output B and other control signals.
85 GPIO40 bidirectional General Purpose Input/Output 40; multiplexable to PMBus and FSI signals.
86 VSS power_in Digital ground pin.
87 VDD power_in 1.2V digital logic power supply pin; requires minimum 20µF total decoupling capacitance.
88 VDDIO power_in 3.3V digital I/O power supply pin; requires 0.1µF decoupling capacitor.
89 GPIO5 bidirectional General Purpose Input/Output 5; multiplexable to ePWM-3 output B and CAN signals.
90 GPIO9 bidirectional General Purpose Input/Output 9; multiplexable to ePWM-5 output B and SCI signals.
91 GPIO39 bidirectional General Purpose Input/Output 39; multiplexable to CAN-B and FSI signals.
92 GPIO59 bidirectional General Purpose Input/Output 59; multiplexable to output X-BAR and SDFM signals.
93 GPIO10 bidirectional General Purpose Input/Output 10; multiplexable to ePWM-6 output A and ADC signals.
94 GPIO34 bidirectional General Purpose Input/Output 34; multiplexable to output X-BAR and PMBus signals.
95 GPIO15 bidirectional General Purpose Input/Output 15; multiplexable to ePWM-8 output B and output X-BAR signals.
96 GPIO14 bidirectional General Purpose Input/Output 14; multiplexable to ePWM-8 output A and output X-BAR signals.
97 GPIO6 bidirectional General Purpose Input/Output 6; multiplexable to ePWM-4 output A and various control signals.
98 GPIO30 bidirectional General Purpose Input/Output 30; multiplexable to CAN-A and output X-BAR signals.
99 GPIO31 bidirectional General Purpose Input/Output 31; multiplexable to CAN-A and output X-BAR signals.
100 GPIO29 bidirectional General Purpose Input/Output 29; multiplexable to SCI-A and SDFM signals.

Key specifications

Parameter Value
Manufacturer Texas Instruments
Package LQFP-100(14x14)
Category Embedded Processors & Controllers
Pins 100

CAD (KiCad official)

  • Symbol: F280049CPZQR
  • Footprint: Package_QFP:LQFP-100_14x14mm_P0.5mm
  • 3D model: LQFP-100(14x14) (KiCad packages3D, STEP)
  • 3D model files: f280049cpzqr-etched.step / f280049cpzqr-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); f280049cpzqr.step / f280049cpzqr.glb are the bare package body.

Provenance

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

  • Datasheet: Texas Instruments datasheet (277 pp, sha256 867e7bb5ada6819c, retrieved 2026-10-06, tier: lcsc)
  • Datasheet language: Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-haiku-4-5-20251001 (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