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MSP430F1481IPMR

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Texas Instruments Microcontrollers (MCU/MPU/SOC), LQFP-64(10x10). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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MSP430F1481IPMR

Texas Instruments · Microcontrollers (MCU/MPU/SOC) · LQFP-64(10x10)

MSP430F1481IPMR from Texas Instruments, in a LQFP-64(10x10). 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 DVCC power_in Digital supply voltage, positive terminal; supplies all digital parts.
2 P6.3 bidirectional General-purpose digital I/O pin.
3 P6.4 bidirectional General-purpose digital I/O pin.
4 P6.5 bidirectional General-purpose digital I/O pin.
5 P6.6 bidirectional General-purpose digital I/O pin.
6 P6.7 bidirectional General-purpose digital I/O pin.
7 Reserved unconnected Reserved pin; do not connect externally.
8 XIN input Input port for crystal oscillator XT1; standard or watch crystals can be connected.
9 XOUT output Output terminal of crystal oscillator XT1.
10 DVSS power_in Digital supply voltage, negative terminal; connect to DVSS.
11 DVSS power_in Digital supply voltage, negative terminal; connect to DVSS.
12 P1.0/TACLK bidirectional General-purpose digital I/O pin; Timer_A clock signal TACLK input.
13 P1.1/TA0 bidirectional General-purpose digital I/O pin; Timer_A CCI0A capture input or Out0 compare output; BSL transmit.
14 P1.2/TA1 bidirectional General-purpose digital I/O pin; Timer_A CCI1A capture input or Out1 compare output.
15 P1.3/TA2 bidirectional General-purpose digital I/O pin; Timer_A CCI2A capture input or Out2 compare output.
16 P1.4/SMCLK bidirectional General-purpose digital I/O pin; SMCLK signal output.
17 P1.5/TA0 bidirectional General-purpose digital I/O pin; Timer_A Out0 compare output.
18 P1.6/TA1 bidirectional General-purpose digital I/O pin; Timer_A Out1 compare output.
19 P1.7/TA2 bidirectional General-purpose digital I/O pin; Timer_A Out2 compare output.
20 P2.0/ACLK bidirectional General-purpose digital I/O pin; ACLK output.
21 P2.1/TAINCLK bidirectional General-purpose digital I/O pin; Timer_A clock signal at INCLK.
22 P2.2/CAOUT/TA0 bidirectional General-purpose digital I/O pin; Comparator_A output; Timer_A CCI0B capture input; BSL receive.
23 P2.3/CA0/TA1 bidirectional General-purpose digital I/O pin; Timer_A Out1 compare output; Comparator_A input.
24 P2.4/CA1/TA2 bidirectional General-purpose digital I/O pin; Timer_A Out2 compare output; Comparator_A input.
25 P2.5/ROSC bidirectional General-purpose digital I/O pin; input for external resistor defining the DCO nominal frequency.
26 P2.6 bidirectional General-purpose digital I/O pin.
27 P2.7/TA0 bidirectional General-purpose digital I/O pin; Timer_A Out0 compare output.
28 P3.0/STE0 bidirectional General-purpose digital I/O pin; slave transmit enable for USART0 in SPI mode.
29 P3.1/SIMO0 bidirectional General-purpose digital I/O pin; slave in/master out of USART0 in SPI mode.
30 P3.2/SOMI0 bidirectional General-purpose digital I/O pin; slave out/master in of USART0 in SPI mode.
31 P3.3/UCLK0 bidirectional General-purpose digital I/O pin; USART0 clock, external input in UART or SPI mode and output in SPI mode.
32 P3.4/UTXD0 bidirectional General-purpose digital I/O pin; transmit data out for USART0 in UART mode.
33 P3.5/URXD0 bidirectional General-purpose digital I/O pin; receive data in for USART0 in UART mode.
34 P3.6/UTXD1 bidirectional General-purpose digital I/O pin; transmit data out for USART1 in UART mode.
35 P3.7/URXD1 bidirectional General-purpose digital I/O pin; receive data in for USART1 in UART mode.
36 P4.0/TB0 bidirectional General-purpose digital I/O pin; Timer_B capture input CCI0A or CCI0B, or Out0 compare output.
37 P4.1/TB1 bidirectional General-purpose digital I/O pin; Timer_B capture input CCI1A or CCI1B, or Out1 compare output.
38 P4.2/TB2 bidirectional General-purpose digital I/O pin; Timer_B capture input CCI2A or CCI2B, or Out2 compare output.
39 P4.3/TB3 bidirectional General-purpose digital I/O pin; Timer_B capture input CCI3A or CCI3B, or Out3 compare output.
40 P4.4/TB4 bidirectional General-purpose digital I/O pin; Timer_B capture input CCI4A or CCI4B, or Out4 compare output.
41 P4.5/TB5 bidirectional General-purpose digital I/O pin; Timer_B capture input CCI5A or CCI5B, or Out5 compare output.
42 P4.6/TB6 bidirectional General-purpose digital I/O pin; Timer_B capture input CCI6A or CCI6B, or Out6 compare output.
43 P4.7/TBCLK bidirectional General-purpose digital I/O pin; Timer_B clock signal TBCLK input.
44 P5.0/STE1 bidirectional General-purpose digital I/O pin; slave transmit enable for USART1 in SPI mode.
45 P5.1/SIMO1 bidirectional General-purpose digital I/O pin; slave in/master out of USART1 in SPI mode.
46 P5.2/SOMI1 bidirectional General-purpose digital I/O pin; slave out/master in of USART1 in SPI mode.
47 P5.3/UCLK1 bidirectional General-purpose digital I/O pin; USART1 clock, external input in UART or SPI mode and output in SPI mode.
48 P5.4/MCLK bidirectional General-purpose digital I/O pin; main system clock MCLK output.
49 P5.5/SMCLK bidirectional General-purpose digital I/O pin; submain system clock SMCLK output.
50 P5.6/ACLK bidirectional General-purpose digital I/O pin; auxiliary clock ACLK output.
51 P5.7/TBOUTH bidirectional General-purpose digital I/O pin; switches all PWM digital output ports to high impedance for Timer_B7 (TB0 to TB6).
52 XT2OUT output Output terminal of crystal oscillator XT2.
53 XT2IN input Input port for crystal oscillator XT2; only standard crystals can be connected.
54 TDO/TDI bidirectional Test data output or programming data input.
55 TDI/TCLK input Test data input or test clock input; the device protection fuse is connected to TDI/TCLK.
56 TMS input Test mode select, used as an input port for device programming and test.
57 TCK input Test clock, the clock input port for device programming test and bootloader start.
58 RST/NMI input Reset input, nonmaskable interrupt input port, and bootloader start.
59 P6.0 bidirectional General-purpose digital I/O pin.
60 P6.1 bidirectional General-purpose digital I/O pin.
61 P6.2 bidirectional General-purpose digital I/O pin.
62 AVSS power_in Analog supply voltage negative terminal.
63 DVSS power_in Digital supply voltage, negative terminal; supplies all digital parts.
64 AVCC power_in Analog supply voltage positive terminal.

Key specifications

Parameter Value
Manufacturer Texas Instruments
Package LQFP-64(10x10)
Category Embedded Processors & Controllers
Pins 64

CAD (KiCad official)

  • Symbol: MSP430F1481IPMR
  • Footprint: Package_QFP:LQFP-64_10x10mm_P0.5mm
  • 3D model: LQFP-64(10x10) (KiCad packages3D, STEP)
  • 3D model files: msp430f1481ipmr-etched.step / msp430f1481ipmr-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); msp430f1481ipmr.step / msp430f1481ipmr.glb are the bare package body.

Provenance

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

  • Datasheet: Texas Instruments datasheet (88 pp, sha256 204ddbe54beb84d7, 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