Loads on click. Unloads only if this page sits in the background.

Symbol & Footprint

Schematic Symbol

Open full view ↗
Loads on click. Unloads only if this page sits in the background.

PCB Footprint

Open full view ↗
Loads on click. Unloads only if this page sits in the background.
Loads on click. Unloads only if this page sits in the background.
Download PDF
Contents

README

markdown

MSP432E401YTPDTR

Texas Instruments · Microcontrollers (MCU/MPU/SOC) · TQFP-128(14x14)

MSP432E401YTPDTR from Texas Instruments, in a TQFP-128(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 PD0 bidirectional GPIO port D bit 0, 3.3-V LVCMOS, high-impedance after reset; alternate functions AIN15 (analog), I2C7SCL, T0CCP0, C0o, SSI2XDAT1.
2 PD1 bidirectional GPIO port D bit 1, 3.3-V LVCMOS, high-impedance after reset; alternate functions AIN14 (analog), I2C7SDA, T0CCP1, C1o, SSI2XDAT0.
3 PD2 bidirectional GPIO port D bit 2, 3.3-V LVCMOS, high-impedance after reset; alternate functions AIN13 (analog), C2o, I2C8SCL, SSI2Fss, T1CCP0.
4 PD3 bidirectional GPIO port D bit 3, 3.3-V LVCMOS, high-impedance after reset; alternate functions AIN12 (analog), I2C8SDA, SSI2Clk, T1CCP1.
5 PQ0 bidirectional GPIO port Q bit 0, 3.3-V LVCMOS, high-impedance after reset; alternate functions EPI0S20, SSI3Clk.
6 PQ1 bidirectional GPIO port Q bit 1, 3.3-V LVCMOS; alternate functions EPI0S21, SSI3Fss.
7 VDD power_in Positive supply for I/O and some logic; 2.97 V to 3.63 V (3.3 V nominal).
8 VDDA power_in Positive supply for analog circuits (ADC, analog comparators); 2.97 V to 3.63 V, and must be powered on before VDD if sourced from a different supply.
9 VREFA+ input ADC reference voltage that sets the code-4095 full-scale level; must stay within the ADC electrical specification range and connect to VDDA when unused per Table 4-6.
10 GNDA power_in Ground reference for analog circuits (ADC, analog comparators), kept separate from GND to limit noise on analog functions.
11 PQ2 bidirectional GPIO port Q bit 2, 3.3-V LVCMOS; alternate functions EPI0S22, SSI3XDAT0.
12 PE3 bidirectional GPIO port E bit 3, 3.3-V LVCMOS, high-impedance after reset; alternate functions AIN0 (analog), U1DTR.
13 PE2 bidirectional GPIO port E bit 2, 3.3-V LVCMOS, high-impedance after reset; alternate functions AIN1 (analog), U1DCD.
14 PE1 bidirectional GPIO port E bit 1, 3.3-V LVCMOS, high-impedance after reset; alternate functions AIN2 (analog), U1DSR.
15 PE0 bidirectional GPIO port E bit 0, 3.3-V LVCMOS, high-impedance after reset; alternate functions AIN3 (analog), U1RTS.
16 VDD power_in Positive supply for I/O and some logic; 2.97 V to 3.63 V (3.3 V nominal).
17 GND power_in Ground reference for logic and I/O pins.
18 PK0 bidirectional GPIO port K bit 0, 3.3-V LVCMOS; alternate functions AIN16 (analog), EPI0S0, U4Rx.
19 PK1 bidirectional GPIO port K bit 1, 3.3-V LVCMOS; alternate functions AIN17 (analog), EPI0S1, U4Tx.
20 PK2 bidirectional GPIO port K bit 2, 3.3-V LVCMOS; alternate functions AIN18 (analog), EPI0S2, U4RTS.
21 PK3 bidirectional GPIO port K bit 3, 3.3-V LVCMOS; alternate functions AIN19 (analog), EPI0S3, U4CTS.
22 PC7 bidirectional GPIO port C bit 7, 3.3-V LVCMOS; alternate functions C0- (analog comparator 0 negative input), EPI0S4, U5Tx.
23 PC6 bidirectional GPIO port C bit 6, 3.3-V LVCMOS; alternate functions C0+ (analog comparator 0 positive input), EPI0S5, U5Rx.
24 PC5 bidirectional GPIO port C bit 5, 3.3-V LVCMOS; alternate functions C1+ (analog comparator 1 positive input), EPI0S6, U7Tx, RTCCLK.
25 PC4 bidirectional GPIO port C bit 4, 3.3-V LVCMOS; alternate functions C1- (analog comparator 1 negative input), EPI0S7, U7Rx.
26 VDD power_in Positive supply for I/O and some logic; 2.97 V to 3.63 V (3.3 V nominal).
27 PQ3 bidirectional GPIO port Q bit 3, 3.3-V LVCMOS; alternate functions EPI0S23, SSI3XDAT1.
28 VDD power_in Positive supply for I/O and some logic; 2.97 V to 3.63 V (3.3 V nominal).
29 PH0 bidirectional GPIO port H bit 0, 3.3-V LVCMOS; alternate function U0RTS (UART0 request to send).
30 PH1 bidirectional GPIO port H bit 1, 3.3-V LVCMOS; alternate function U0CTS (UART0 clear to send).
31 PH2 bidirectional GPIO port H bit 2, 3.3-V LVCMOS; alternate function U0DCD (UART0 data carrier detect).
32 PH3 bidirectional GPIO port H bit 3, 3.3-V LVCMOS; alternate function U0DSR (UART0 data set ready).
33 PA0 bidirectional GPIO port A bit 0, 3.3-V LVCMOS; alternate functions U0Rx, I2C9SCL, T0CCP0, CAN0Rx.
34 PA1 bidirectional GPIO port A bit 1, 3.3-V LVCMOS; alternate functions U0Tx, I2C9SDA, T0CCP1, CAN0Tx; the ROM bootloader may drive it as an output if no flash code is present and PA0 receives a valid boot signature, so do not tie it directly to GND.
35 PA2 bidirectional GPIO port A bit 2, 3.3-V LVCMOS; alternate functions U4Rx, I2C8SCL, T1CCP0, SSI0Clk.
36 PA3 bidirectional GPIO port A bit 3, 3.3-V LVCMOS; alternate functions U4Tx, I2C8SDA, T1CCP1, SSI0Fss.
37 PA4 bidirectional GPIO port A bit 4, 3.3-V LVCMOS; alternate functions U3Rx, I2C7SCL, T2CCP0, SSI0XDAT0; the ROM bootloader may enable it as an output, so do not tie it directly to GND.
38 PA5 bidirectional GPIO port A bit 5, 3.3-V LVCMOS; alternate functions U3Tx, I2C7SDA, T2CCP1, SSI0XDAT1.
39 VDD power_in Positive supply for I/O and some logic; 2.97 V to 3.63 V (3.3 V nominal).
40 PA6 bidirectional GPIO port A bit 6, 3.3-V LVCMOS; alternate functions U2Rx, I2C6SCL, T3CCP0, USB0EPEN, SSI0XDAT2, EPI0S8.
41 PA7 bidirectional GPIO port A bit 7, 3.3-V LVCMOS; alternate functions U2Tx, I2C6SDA, T3CCP1, USB0PFLT, USB0EPEN, SSI0XDAT3, EPI0S9.
42 PF0 bidirectional GPIO port F bit 0, 3.3-V LVCMOS; alternate functions M0PWM0, TRD2, EN0LED0, SSI3XDAT1.
43 PF1 bidirectional GPIO port F bit 1, 3.3-V LVCMOS; alternate functions M0PWM1, TRD1, EN0LED2, SSI3XDAT0.
44 PF2 bidirectional GPIO port F bit 2, 3.3-V LVCMOS; alternate functions M0PWM2, TRD0, SSI3Fss.
45 PF3 bidirectional GPIO port F bit 3, 3.3-V LVCMOS; alternate functions M0PWM3, TRCLK, SSI3Clk.
46 PF4 bidirectional GPIO port F bit 4, 3.3-V LVCMOS; alternate functions M0FAULT0, TRD3, EN0LED1, SSI3XDAT2.
47 VDD power_in Positive supply for I/O and some logic; 2.97 V to 3.63 V (3.3 V nominal).
48 GND power_in Ground reference for logic and I/O pins.
49 PG0 bidirectional GPIO port G bit 0, 3.3-V LVCMOS; alternate functions I2C1SCL, M0PWM4, EN0PPS, EPI0S11.
50 PG1 bidirectional GPIO port G bit 1, 3.3-V LVCMOS; alternate functions I2C1SDA, M0PWM5, EPI0S10.
51 VDD power_in Positive supply for I/O and some logic; 2.97 V to 3.63 V (3.3 V nominal).
52 VDD power_in Positive supply for I/O and some logic; 2.97 V to 3.63 V (3.3 V nominal).
53 EN0RXIN bidirectional Ethernet PHY negative receive differential input; leave unconnected (NC) when Ethernet is unused.
54 EN0RXIP bidirectional Ethernet PHY positive receive differential input; leave unconnected (NC) when Ethernet is unused.
55 GND power_in Ground reference for logic and I/O pins.
56 EN0TXON bidirectional Ethernet PHY negative transmit differential output; leave unconnected (NC) when Ethernet is unused.
57 EN0TXOP bidirectional Ethernet PHY positive transmit differential output; leave unconnected (NC) when Ethernet is unused.
58 GND power_in Ground reference for logic and I/O pins.
59 RBIAS passive Ethernet PHY bias: connect to ground through a 4.87-kΩ, 1% precision resistor.
60 PK7 bidirectional GPIO port K bit 7, 3.3-V LVCMOS; alternate functions EPI0S24, I2C4SDA, M0FAULT2, RTCCLK, U0RI.
61 PK6 bidirectional GPIO port K bit 6, 3.3-V LVCMOS; alternate functions EPI0S25, I2C4SCL, M0FAULT1, EN0LED1.
62 PK5 bidirectional GPIO port K bit 5, 3.3-V LVCMOS; alternate functions EPI0S31, I2C3SDA, M0PWM7, EN0LED2.
63 PK4 bidirectional GPIO port K bit 4, 3.3-V LVCMOS; alternate functions EPI0S32, I2C3SCL, M0PWM6, EN0LED0.
64 WAKE input External input that brings the processor out of Hibernate mode when asserted; GND is the preferred connection when unused.
65 HIB output Output indicating the processor is in Hibernate mode; leave unconnected (NC) when unused.
66 XOSC0 input Hibernation oscillator crystal input or 32.768-kHz external clock reference; GND is the preferred connection when unused.
67 XOSC1 output Hibernation oscillator crystal output; leave unconnected when using a single-ended clock source.
68 VBAT power_in Battery backup and power source for the Hibernation module, absolute maximum 0 V to 4 V; VDD is the preferred connection when Hibernation is unused.
69 VDD power_in Positive supply for I/O and some logic; 2.97 V to 3.63 V (3.3 V nominal).
70 RST input System reset input; pull up to VDD through a 0 to 100-kΩ resistor per Table 4-6.
71 PM7 bidirectional GPIO port M bit 7, fast pad supporting only 2-, 4-, 6- and 8-mA drive; alternate functions T5CCP1, U0RI, TMPR0.
72 PM6 bidirectional GPIO port M bit 6, fast pad supporting only 2-, 4-, 6- and 8-mA drive; alternate functions T5CCP0, U0DSR, TMPR1.
73 PM5 bidirectional GPIO port M bit 5, fast pad supporting only 2-, 4-, 6- and 8-mA drive; alternate functions T4CCP1, U0DCD, TMPR2.
74 PM4 bidirectional GPIO port M bit 4, fast pad supporting only 2-, 4-, 6- and 8-mA drive; alternate functions T4CCP0, U0CTS, TMPR3.
75 PM3 bidirectional GPIO port M bit 3, 3.3-V LVCMOS; alternate functions EPI0S12, T3CCP1.
76 PM2 bidirectional GPIO port M bit 2, 3.3-V LVCMOS; alternate functions EPI0S13, T3CCP0.
77 PM1 bidirectional GPIO port M bit 1, 3.3-V LVCMOS; alternate functions EPI0S14, T2CCP1.
78 PM0 bidirectional GPIO port M bit 0, 3.3-V LVCMOS; alternate functions EPI0S15, T2CCP0.
79 VDD power_in Positive supply for I/O and some logic; 2.97 V to 3.63 V (3.3 V nominal).
80 GND power_in Ground reference for logic and I/O pins.
81 PL0 bidirectional GPIO port L bit 0, 3.3-V LVCMOS; alternate functions I2C2SDA, USB0D0, EPI0S16, M0FAULT3.
82 PL1 bidirectional GPIO port L bit 1, 3.3-V LVCMOS; alternate functions I2C2SCL, USB0D1, EPI0S17, PhA0.
83 PL2 bidirectional GPIO port L bit 2, 3.3-V LVCMOS; alternate functions C0o, USB0D2, EPI0S18, PhB0.
84 PL3 bidirectional GPIO port L bit 3, 3.3-V LVCMOS; alternate functions C1o, USB0D3, EPI0S19, IDX0.
85 PL4 bidirectional GPIO port L bit 4, 3.3-V LVCMOS; alternate functions T0CCP0, USB0D4, EPI0S26.
86 PL5 bidirectional GPIO port L bit 5, 3.3-V LVCMOS; alternate functions T0CCP1, USB0D5, EPI0S33.
87 VDDC power_out Core logic supply generated by the on-chip LDO at 1.2 V (1.14 V to 1.32 V in run mode); connect only to the other VDDC pins and the external capacitor specified in the LDO characteristics.
88 OSC0 input Main oscillator crystal input or external clock reference; GND is the preferred connection when unused.
89 OSC1 output Main oscillator crystal output; leave unconnected when using a single-ended clock source.
90 VDD power_in Positive supply for I/O and some logic; 2.97 V to 3.63 V (3.3 V nominal).
91 PB2 bidirectional GPIO port B bit 2, 3.3-V LVCMOS; alternate functions I2C0SCL, T5CCP0, USB0STP, EPI0S27.
92 PB3 bidirectional GPIO port B bit 3, 3.3-V LVCMOS; alternate functions I2C0SDA, T5CCP1, USB0CLK, EPI0S28.
93 PL7 bidirectional GPIO port L bit 7 (fast pad, 4-mA drive only), also USB0DM; unused pins should be pulled down to GND through 1 kΩ per Table 4-6; alternate function T1CCP1.
94 PL6 bidirectional GPIO port L bit 6 (fast pad, 4-mA drive only), also USB0DP; unused pins should be pulled down to GND through 1 kΩ per Table 4-6; alternate function T1CCP0.
95 PB0 bidirectional GPIO port B bit 0, 3.3-V LVCMOS; alternate functions USB0ID, U1Rx, I2C5SCL, T4CCP0, CAN1Rx.
96 PB1 bidirectional GPIO port B bit 1, 3.3-V LVCMOS; alternate functions USB0VBUS, U1Tx, I2C5SDA, T4CCP1, CAN1Tx.
97 PC3 bidirectional GPIO port C bit 3, 3.3-V LVCMOS; default function JTAG TDO/SWO.
98 PC2 bidirectional GPIO port C bit 2, 3.3-V LVCMOS; default function JTAG TDI.
99 PC1 bidirectional GPIO port C bit 1, 3.3-V LVCMOS; default function JTAG TMS/SWDIO.
100 PC0 bidirectional GPIO port C bit 0, 3.3-V LVCMOS; default function JTAG TCK/SWCLK.
101 VDD power_in Positive supply for I/O and some logic; 2.97 V to 3.63 V (3.3 V nominal).
102 PQ4 bidirectional GPIO port Q bit 4, 3.3-V LVCMOS; alternate functions DIVSCLK (optionally divided reference clock output), U1Rx.
103 PP2 bidirectional GPIO port P bit 2, 3.3-V LVCMOS; alternate functions EPI0S29, U0DTR, USB0NXT.
104 PP3 bidirectional GPIO port P bit 3, 3.3-V LVCMOS; alternate functions EPI0S30, U0DCD, U1CTS, USB0DIR, RTCCLK.
105 PP4 bidirectional GPIO port P bit 4, 3.3-V LVCMOS; alternate functions U0DSR, U3RTS, USB0D7.
106 PP5 bidirectional GPIO port P bit 5, 3.3-V LVCMOS; alternate functions U3CTS, I2C2SCL, USB0D6.
107 PN0 bidirectional GPIO port N bit 0, 3.3-V LVCMOS; alternate function U1RTS.
108 PN1 bidirectional GPIO port N bit 1, 3.3-V LVCMOS; alternate function U1CTS.
109 PN2 bidirectional GPIO port N bit 2, 3.3-V LVCMOS; alternate functions EPI0S29, U1DCD, U2RTS.
110 PN3 bidirectional GPIO port N bit 3, 3.3-V LVCMOS; alternate functions EPI0S30, U1DSR, U2CTS.
111 PN4 bidirectional GPIO port N bit 4, 3.3-V LVCMOS; alternate functions EPI0S34, I2C2SDA, U3RTS, U1DTR.
112 PN5 bidirectional GPIO port N bit 5, 3.3-V LVCMOS; alternate functions EPI0S35, I2C2SCL, U3CTS, U1RI.
113 VDD power_in Positive supply for I/O and some logic; 2.97 V to 3.63 V (3.3 V nominal).
114 GND power_in Ground reference for logic and I/O pins.
115 VDDC power_out Core logic supply generated by the on-chip LDO at 1.2 V (1.14 V to 1.32 V in run mode); connect only to the other VDDC pins and the external capacitor specified in the LDO characteristics.
116 PJ0 bidirectional GPIO port J bit 0, 3.3-V LVCMOS; alternate functions EN0PPS, U3Rx.
117 PJ1 bidirectional GPIO port J bit 1, slow GPIO pad with 2-mA drive; alternate function U3Tx.
118 PP0 bidirectional GPIO port P bit 0, 3.3-V LVCMOS; alternate functions SSI3XDAT2, U6Rx, C2+ (analog comparator 2 positive input).
119 PP1 bidirectional GPIO port P bit 1, 3.3-V LVCMOS; alternate functions SSI3XDAT3, U6Tx, C2- (analog comparator 2 negative input).
120 PB5 bidirectional GPIO port B bit 5, 3.3-V LVCMOS; alternate functions AIN11 (analog), U0RTS, I2C5SDA, SSI1Clk.
121 PB4 bidirectional GPIO port B bit 4, 3.3-V LVCMOS, high-impedance after reset; alternate functions AIN10 (analog), I2C5SCL, SSI1Fss, U0CTS.
122 VDD power_in Positive supply for I/O and some logic; 2.97 V to 3.63 V (3.3 V nominal).
123 PE4 bidirectional GPIO port E bit 4, 3.3-V LVCMOS, high-impedance after reset; alternate functions AIN9 (analog), SSI1XDAT0, U1RI.
124 PE5 bidirectional GPIO port E bit 5, 3.3-V LVCMOS, high-impedance after reset; alternate functions AIN8 (analog), SSI1XDAT1.
125 PD4 bidirectional GPIO port D bit 4, 3.3-V LVCMOS, high-impedance after reset; alternate functions AIN7 (analog), SSI1XDAT2, T3CCP0, U2Rx.
126 PD5 bidirectional GPIO port D bit 5, 3.3-V LVCMOS, high-impedance after reset; alternate functions AIN6 (analog), SSI1XDAT3, T3CCP1, U2Tx.
127 PD6 bidirectional GPIO port D bit 6, 3.3-V LVCMOS, high-impedance after reset; alternate functions AIN5 (analog), SSI2XDAT3, T4CCP0, U2RTS, USB0EPEN.
128 PD7 bidirectional GPIO port D bit 7, 3.3-V LVCMOS, high-impedance after reset; alternate functions AIN4 (analog), NMI, SSI2XDAT2, T4CCP1, U2CTS, USB0PFLT.

Key specifications

Parameter Value
Manufacturer Texas Instruments
Package TQFP-128(14x14)
Category Embedded Processors & Controllers
Pins 128

CAD (KiCad official)

  • Symbol: MSP432E401YTPDTR
  • Footprint: Package_QFP:TQFP-128_14x14mm_P0.4mm
  • 3D model: TQFP-128(14x14) (KiCad packages3D, STEP)
  • 3D model files: msp432e401ytpdtr-etched.step / msp432e401ytpdtr-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); msp432e401ytpdtr.step / msp432e401ytpdtr.glb are the bare package body.

Provenance

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

  • Datasheet: Texas Instruments datasheet (157 pp, sha256 67cd8a2b4daa368b, retrieved 2026-10-08, 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