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README

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MSP430F5505IRGZR

Texas Instruments · Microcontrollers (MCU/MPU/SOC) · VQFN-48-EP(7x7)

MSP430F5505IRGZR from Texas Instruments, in a VQFN-48-EP(7x7). 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 P6.0/A0 bidirectional General-purpose digital I/O P6.0 with analog input A0 to the ADC10_A; the Comparator_B input CB0 is not available on the F5505 device.
2 P6.1/A1 bidirectional General-purpose digital I/O P6.1 with analog input A1 to the ADC10_A; the Comparator_B input CB1 is not available on the F5505 device.
3 P6.2/A2 bidirectional General-purpose digital I/O P6.2 with analog input A2 to the ADC10_A; the Comparator_B input CB2 is not available on the F5505 device.
4 P6.3/A3 bidirectional General-purpose digital I/O P6.3 with analog input A3 to the ADC10_A; the Comparator_B input CB3 is not available on the F5505 device.
5 P5.0/A8/VeREF+ bidirectional General-purpose digital I/O with analog input A8 to the ADC10_A and input for an external ADC reference voltage VeREF+.
6 P5.1/A9/VeREF- bidirectional General-purpose digital I/O with analog input A9 to the ADC10_A and negative terminal for an externally provided ADC reference VeREF-.
7 AVCC1 power_in Analog power supply.
8 P5.4/XIN bidirectional General-purpose digital I/O P5.4 that serves as the input terminal of crystal oscillator XT1 when crystal mode is selected.
9 P5.5/XOUT bidirectional General-purpose digital I/O P5.5 that serves as the output terminal of crystal oscillator XT1 when crystal mode is selected.
10 AVSS1 power_in Analog ground supply.
11 DVCC1 power_in Digital power supply.
12 DVSS1 power_in Digital ground supply.
13 VCORE power_out Regulated core power supply output for internal use only; no external current loading is possible and it should only be connected to the recommended capacitor CVCORE.
14 P1.0/TA0CLK/ACLK bidirectional General-purpose digital I/O with port interrupt, TA0 clock input TA0CLK, or ACLK output divided by 1, 2, 4, 8, 16, or 32.
15 P1.1/TA0.0 bidirectional General-purpose digital I/O with port interrupt, TA0 CCR0 capture input CCI0A or compare output Out0, and BSL transmit output.
16 P1.2/TA0.1 bidirectional General-purpose digital I/O with port interrupt, TA0 CCR1 capture input CCI1A or compare output Out1, and BSL receive input.
17 P1.3/TA0.2 bidirectional General-purpose digital I/O with port interrupt, TA0 CCR2 capture input CCI2A or compare output Out2.
18 P1.4/TA0.3 bidirectional General-purpose digital I/O with port interrupt, TA0 CCR3 capture input CCI3A or compare output Out3.
19 P1.5/TA0.4 bidirectional General-purpose digital I/O with port interrupt, TA0 CCR4 capture input CCI4A or compare output Out4.
20 P1.6/TA1CLK bidirectional General-purpose digital I/O with port interrupt and TA1 clock signal input TA1CLK; the Comparator_B output CBOUT shown on other variants is not present on this F5505 pinout.
21 P1.7/TA1.0 bidirectional General-purpose digital I/O with port interrupt, TA1 CCR0 capture input CCI0A or compare output Out0.
22 P2.0/TA1.1 bidirectional General-purpose digital I/O with port interrupt, TA1 CCR1 capture input CCI1A or compare output Out1.
23 PJ.0/TDO bidirectional General-purpose digital I/O PJ.0 that serves as the JTAG test data output port TDO.
24 PJ.1/TDI/TCLK bidirectional General-purpose digital I/O PJ.1 that serves as the JTAG test data input TDI and test clock input TCLK.
25 PJ.2/TMS bidirectional General-purpose digital I/O PJ.2 that serves as the JTAG test mode select TMS.
26 PJ.3/TCK bidirectional General-purpose digital I/O PJ.3 that serves as the JTAG test clock TCK.
27 DVSS2 power_in Digital ground supply.
28 DVCC2 power_in Digital power supply.
29 P4.0/PM_UCB1STE/PM_UCA1CLK bidirectional General-purpose digital I/O with reconfigurable port mapping; default mapping is USCI_B1 SPI slave transmit enable or USCI_A1 clock input/output.
30 P4.1/PM_UCB1SIMO/PM_UCB1SDA bidirectional General-purpose digital I/O with reconfigurable port mapping; default mapping is USCI_B1 SPI slave-in/master-out or I2C data.
31 P4.2/PM_UCB1SOMI/PM_UCB1SCL bidirectional General-purpose digital I/O with reconfigurable port mapping; default mapping is USCI_B1 SPI slave-out/master-in or I2C clock.
32 P4.3/PM_UCB1CLK/PM_UCA1STE bidirectional General-purpose digital I/O with reconfigurable port mapping; default mapping is USCI_B1 clock input/output or USCI_A1 SPI slave transmit enable.
33 P4.4/PM_UCA1TXD/PM_UCA1SIMO bidirectional General-purpose digital I/O with reconfigurable port mapping; default mapping is USCI_A1 UART transmit data or SPI slave-in/master-out.
34 P4.5/PM_UCA1RXD/PM_UCA1SOMI bidirectional General-purpose digital I/O with reconfigurable port mapping; default mapping is USCI_A1 UART receive data or SPI slave-out/master-in.
35 P4.6/PM_NONE bidirectional General-purpose digital I/O with reconfigurable port mapping; default mapping has no secondary function.
36 P4.7/PM_NONE bidirectional General-purpose digital I/O with reconfigurable port mapping; default mapping has no secondary function.
37 VSSU power_in USB PHY ground supply.
38 PU.0/DP bidirectional General-purpose digital I/O controlled by the USB control register, and USB data terminal DP.
39 PUR bidirectional USB pullup resistor pin (open drain); the voltage level at PUR selects the default USB BSL, and a 1-MΩ resistor to ground is recommended.
40 PU.1/DM bidirectional General-purpose digital I/O controlled by the USB control register, and USB data terminal DM.
41 VBUS power_in USB LDO input; connect to the USB power source.
42 VUSB power_out USB LDO output.
43 V18 power_out USB regulated power for internal use only; no external current loading is possible.
44 AVSS2 power_in Analog ground supply.
45 P5.2/XT2IN bidirectional General-purpose digital I/O P5.2 that serves as the input terminal of crystal oscillator XT2.
46 P5.3/XT2OUT bidirectional General-purpose digital I/O P5.3 that serves as the output terminal of crystal oscillator XT2.
47 TEST/SBWTCK input Test mode pin used to select digital I/O on the JTAG pins and as the Spy-Bi-Wire input clock.
48 RST/NMI/SBWTDIO bidirectional Reset input, active low (internal pullup enabled by default when configured as reset), nonmaskable interrupt input, and Spy-Bi-Wire data input/output.
49 EP passive Exposed pad (from the footprint; not named in the datasheet pin table).

Key specifications

Parameter Value
Manufacturer Texas Instruments
Package VQFN-48-EP(7x7)
Category Embedded Processors & Controllers
Pins 49

CAD (KiCad official)

  • Symbol: MSP430F5505IRGZR
  • Footprint: Package_DFN_QFN:QFN-48-1EP_7x7mm_P0.5mm_EP5.15x5.15mm
  • 3D model: VQFN-48-EP(7x7) (KiCad packages3D, STEP)
  • 3D model files: msp430f5505irgzr-etched.step / msp430f5505irgzr-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); msp430f5505irgzr.step / msp430f5505irgzr.glb are the bare package body.

Provenance

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

  • Datasheet: Texas Instruments datasheet (134 pp, sha256 39e075da0f1e3944, retrieved 2026-10-12, 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-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