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MS2131

Public Made by Adom

by adom

Macrosilicon Video Interface ICs, LQFP-100(14x14). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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MS2131

Macrosilicon · Video Interface ICs · LQFP-100(14x14)

MS2131 from Macrosilicon, 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 DVSS_1 power_in Digital ground.
2 DVDD33_1 power_in Digital I/O 3.3 V supply; VDD33 range 3.135-3.465 V, absolute maximum 3.63 V.
3 AVDD33_USB1 power_in USB module 3.3 V supply; VDD33 range 3.135-3.465 V, absolute maximum 3.63 V.
4 AVSS_1 power_in Analog ground.
5 DM bidirectional USB 2.0 differential negative data line.
6 AVSS_2 power_in Analog ground.
7 DP bidirectional USB 2.0 differential positive data line.
8 AVDD33_USB2 power_in USB module 3.3 V supply; VDD33 range 3.135-3.465 V, absolute maximum 3.63 V.
9 AVDD11_USB1 power_in USB module 1.1 V supply; VDD11 range 1.045-1.155 V, absolute maximum 1.21 V.
10 USB_REXT passive Connect a 200 Ω resistor to ground.
11 AVDD33_USB3 power_in USB module 3.3 V supply; VDD33 range 3.135-3.465 V, absolute maximum 3.63 V.
12 AVSS_3 power_in Analog ground.
13 SSTXM output USB 3.0 differential transmit negative output.
14 AVDD11_USB2 power_in USB module 1.1 V supply; VDD11 range 1.045-1.155 V, absolute maximum 1.21 V.
15 SSTXP output USB 3.0 differential transmit positive output.
16 AVSS_4 power_in Analog ground.
17 SSRXM input USB 3.0 differential receive negative input.
18 AVDD11_USB3 power_in USB module 1.1 V supply; VDD11 range 1.045-1.155 V, absolute maximum 1.21 V.
19 SSRXP input USB 3.0 differential receive positive input.
20 DVDD33_2 power_in Digital I/O 3.3 V supply; VDD33 range 3.135-3.465 V, absolute maximum 3.63 V.
21 DVSS_2 power_in Digital ground.
22 GPIO6 bidirectional General-purpose digital I/O, software-definable function.
23 GPIO7 bidirectional General-purpose digital I/O, software-definable function.
24 DVSS_3 power_in Digital ground.
25 DVDD11_1 power_in Digital 1.1 V supply; VDD11 range 1.045-1.155 V, absolute maximum 1.21 V.
26 AVSS_5 power_in Analog ground.
27 AVDD25_1 power_in Analog 2.5 V supply; VDD25 range 2.375-2.625 V, absolute maximum 2.75 V.
28 XTIN input Crystal oscillator input; connect a 24 MHz passive crystal.
29 XTOUT output Crystal oscillator output; connect a 24 MHz passive crystal.
30 AVDD25_2 power_in Analog 2.5 V supply; VDD25 range 2.375-2.625 V, absolute maximum 2.75 V.
31 AVDD11_1 power_in Analog 1.1 V supply; VDD11 range 1.045-1.155 V, absolute maximum 1.21 V.
32 AVSS_6 power_in Analog ground.
33 HDTXCN output HD transmit differential clock output, negative.
34 HDTXCP output HD transmit differential clock output, positive.
35 HDTX0N output HD transmit differential channel 0 data output, negative.
36 HDTX0P output HD transmit differential channel 0 data output, positive.
37 HDTX1N output HD transmit differential channel 1 data output, negative.
38 HDTX1P output HD transmit differential channel 1 data output, positive.
39 HDTX2N output HD transmit differential channel 2 data output, negative.
40 HDTX2P output HD transmit differential channel 2 data output, positive.
41 AVSS_7 power_in Analog ground.
42 AVDD11_2 power_in Analog 1.1 V supply; VDD11 range 1.045-1.155 V, absolute maximum 1.21 V.
43 AVDD25_3 power_in Analog 2.5 V supply; VDD25 range 2.375-2.625 V, absolute maximum 2.75 V.
44 HDTX_REXT passive Connect a 1.6 kΩ resistor to ground.
45 HDTXHPD input HD transmit hot-plug signal; 5 V tolerant I/O.
46 RXDDCSCL input HD receive display data channel serial clock; 5 V tolerant.
47 HDRXDET input HD receive 5 V input detect; 5 V tolerant.
48 RXDDCSDA bidirectional HD receive display data channel serial data; 5 V tolerant.
49 HDRXHPD output HD receive hot-plug signal output; 5 V tolerant.
50 DVSS_4 power_in Digital ground.
51 DVDD33_3 power_in Digital I/O 3.3 V supply; VDD33 range 3.135-3.465 V, absolute maximum 3.63 V.
52 TXDDCSCL output HD transmit display data channel serial clock; 5 V tolerant.
53 TXDDCSDA bidirectional HD transmit display data channel serial data; 5 V tolerant.
54 DVSS_5 power_in Digital ground.
55 DVDD33_4 power_in Digital I/O 3.3 V supply; VDD33 range 3.135-3.465 V, absolute maximum 3.63 V.
56 DVSS_6 power_in Digital ground.
57 GPIO4/SPIMOSI/SCL bidirectional General-purpose digital I/O multiplexed with SPI Master MOSI and I2C Master SCL; set to SPIMOSI automatically at power-up when an SPI flash is attached.
58 GPIO3/SPISCLK/URRX/SDA bidirectional General-purpose digital I/O multiplexed with SPI Master SCLK, UART RX and I2C Master SDA; set to SPISCLK automatically at power-up when an SPI flash is attached.
59 GPIO5/SPIMISO bidirectional General-purpose digital I/O multiplexed with SPI Master MISO; set to SPIMISO automatically at power-up when an SPI flash is attached.
60 GPIO2/SPICS/URTX bidirectional General-purpose digital I/O multiplexed with SPI Master CS and UART TX; set to SPICS automatically at power-up when an SPI flash is attached.
61 DVDD33_5 power_in Digital I/O 3.3 V supply; VDD33 range 3.135-3.465 V, absolute maximum 3.63 V.
62 I2SIN_SD1 input Second I2S digital audio data input.
63 I2SIN_WS bidirectional I2S input word-select; master (output) by default, software-configurable to slave mode.
64 I2SIN_SCLK bidirectional I2S input bit clock; master (output) by default, software-configurable to slave mode.
65 I2SIN_SD0 input First I2S digital audio data input.
66 I2S_MCLKOUT output Provides a 12.288 MHz clock output.
67 DVDD11_2 power_in Digital 1.1 V supply; VDD11 range 1.045-1.155 V, absolute maximum 1.21 V.
68 DVSS_7 power_in Digital ground.
69 I2SOUT_WS bidirectional I2S output word-select; master (output) by default, software-configurable to slave mode.
70 I2SOUT_SCLK bidirectional I2S output bit clock; master (output) by default, software-configurable to slave mode.
71 I2SOUT_SD1 output Second I2S digital audio data output.
72 I2SOUT_SD0 output First I2S digital audio data output.
73 SPDIFOUT output SPDIF-format digital audio output.
74 DVDD33_6 power_in Digital I/O 3.3 V supply; VDD33 range 3.135-3.465 V, absolute maximum 3.63 V.
75 DVSS_8 power_in Digital ground.
76 GPIO0 bidirectional General-purpose digital I/O, software-definable function.
77 GPIO1 bidirectional General-purpose digital I/O, software-definable function.
78 MCU_SEL input Debug pin; default state is floating.
79 HDRX_REXT passive Connect a 1.6 kΩ resistor to ground.
80 AVDD33_1 power_in Analog 3.3 V supply; VDD33 range 3.135-3.465 V, absolute maximum 3.63 V.
81 HDRXCN input HD receive differential clock input, negative.
82 HDRXCP input HD receive differential clock input, positive.
83 AVDD25_4 power_in Analog 2.5 V supply; VDD25 range 2.375-2.625 V, absolute maximum 2.75 V.
84 AVSS_8 power_in Analog ground.
85 AVDD11_3 power_in Analog 1.1 V supply; VDD11 range 1.045-1.155 V, absolute maximum 1.21 V.
86 AVDD33_2 power_in Analog 3.3 V supply; VDD33 range 3.135-3.465 V, absolute maximum 3.63 V.
87 HDRX0N input HD receive differential channel 0 data input, negative.
88 HDRX0P input HD receive differential channel 0 data input, positive.
89 AVDD11_4 power_in Analog 1.1 V supply; VDD11 range 1.045-1.155 V, absolute maximum 1.21 V.
90 AVDD33_3 power_in Analog 3.3 V supply; VDD33 range 3.135-3.465 V, absolute maximum 3.63 V.
91 HDRX1N input HD receive differential channel 1 data input, negative.
92 HDRX1P input HD receive differential channel 1 data input, positive.
93 AVSS_9 power_in Analog ground.
94 AVDD11_5 power_in Analog 1.1 V supply; VDD11 range 1.045-1.155 V, absolute maximum 1.21 V.
95 AVDD33_4 power_in Analog 3.3 V supply; VDD33 range 3.135-3.465 V, absolute maximum 3.63 V.
96 HDRX2N input HD receive differential channel 2 data input, negative.
97 HDRX2P input HD receive differential channel 2 data input, positive.
98 AVSS_10 power_in Analog ground.
99 DVSS_9 power_in Digital ground.
100 DVDD33_7 power_in Digital I/O 3.3 V supply; VDD33 range 3.135-3.465 V, absolute maximum 3.63 V.

Key specifications

Parameter Value
Manufacturer Macrosilicon
Package LQFP-100(14x14)
Category Interface
Pins 100

Electrical characteristics

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

Parameter Symbol Min Typ Max Unit Conditions Page
Absolute max supply voltage AVDD33/DVDD33/DVDDIO VDD33 3.63 V 14
Absolute max supply voltage AVDD25 VDD25 2.75 V 14
Absolute max supply voltage AVDD11 and DVDD11 VDD11 1.21 V 14
Ambient operating temperature TA 0 70 °C 14
Storage temperature Tsto -65 150 °C 14
Maximum junction temperature Tjmax 125 °C 14
Supply voltage AVDD33/DVDD33/DVDDIO VDD33 3.135 3.3 3.465 V 地= 0V，温度= +25°C，除非另有说明 14
Supply voltage AVDD25 VDD25 2.375 2.5 2.625 V 地= 0V，温度= +25°C，除非另有说明 14
Supply voltage AVDD11 and DVDD11 VDD11 1.045 1.1 1.155 V 地= 0V，温度= +25°C，除非另有说明 14
Input low voltage -0.3 0.8 V 14
Input high voltage 2 3.6 V 14
Output low voltage 0.4 V 15
Output high voltage 2.4 V 15
Input low voltage (5V tolerant IO) -0.3 0.8 V 15
Input high voltage (5V tolerant IO) 2 5.5 V 15
Output low voltage (5V tolerant IO) 0.4 V 15
Output high voltage (5V tolerant IO) 2.4 V 15
Junction-to-ambient thermal resistance RθJA 30 °C/W JEDEC 4 层板 14
Junction-to-board thermal resistance RθJB 8 °C/W 14
Junction-to-case thermal resistance RθJC 12 °C/W 14
External pull-down resistor on USB_REXT 200 ohm 接 200 欧电阻到地 11
External resistor on HDRX_REXT 1.6 kohm 连接一个 1.6k 电阻到地 12
External resistor on HDTX_REXT 1.6 kohm 连接一个 1.6k 电阻到地 12
External passive crystal frequency (XTIN/XTOUT) 24 MHz 接 24MHz 无源晶振 13

CAD (KiCad official)

  • Symbol: MS2131
  • Footprint: Package_QFP:LQFP-100_14x14mm_P0.5mm
  • 3D model: LQFP-100(14x14) (KiCad packages3D, STEP)
  • 3D model files: ms2131-etched.step / ms2131-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); ms2131.step / ms2131.glb are the bare package body.

Provenance

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

  • Datasheet: Macrosilicon datasheet (25 pp, sha256 b7d6cfb4675e46aa, retrieved 2026-10-21, 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