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Contents

Pinout
Key specifications
CAD (KiCad official)
Provenance

README

markdown

LMH0376SQX

Texas Instruments · Video Interface ICs · WQFN-48-EP(7x7)

LMH0376SQX from Texas Instruments, in a WQFN-48-EP(7x7). Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin	Name	Type	Function
1	SDI0	input	Positive input of differential serial data input 0 with 100Ω internal termination.
2	SDI0	input	Negative input of differential serial data input 0 with 100Ω internal termination.
3	VCC	power_in	Positive power supply, 2.5V nominal.
4	SDI1	input	Positive input of differential serial data input 1 with 100Ω internal termination.
5	SDI1	input	Negative input of differential serial data input 1 with 100Ω internal termination.
6	VCC	power_in	Positive power supply, 2.5V nominal.
7	SDI2	input	Positive input of differential serial data input 2 with 100Ω internal termination.
8	SDI2	input	Negative input of differential serial data input 2 with 100Ω internal termination.
9	ENABLE	input	Device enable control with internal pullup; H = enabled, L = powered down.
10	SDI3	input	Positive input of differential serial data input 3 with 100Ω internal termination.
11	SDI3	input	Negative input of differential serial data input 3 with 100Ω internal termination.
12	VCC	power_in	Positive power supply, 2.5V nominal.
13	VEE	power_in	Ground connection, negative power supply.
14	VCC	power_in	Positive power supply, 2.5V nominal.
15	BYPASS	input	Reclocker bypass control with internal pulldown; H = bypassed, L = normal operation.
16	MUTE	input	Output mute control with internal pullup; H = normal, L = SDO0 and SDO1 muted.
17	SPI_EN	input	SPI register access enable with internal pulldown; H = SPI mode, L = pin mode.
18	XTAL_IN	input	External 27 MHz crystal or clock input for optional reference; connect to GND for referenceless mode.
19	VEE	power_in	Ground connection, negative power supply.
20	VEE	power_in	Ground connection, negative power supply.
21	VEE	power_in	Ground connection, negative power supply.
22	XTAL_OUT	output	External 27 MHz crystal or clock output for cascading to additional devices.
23	VEE	power_in	Ground connection, negative power supply.
24	LOCK_DETECT	output	PLL lock detect status output, active high; H = locked, L = unlocked.
25	VEE	power_in	Ground connection, negative power supply.
26	VEE	power_in	Ground connection, negative power supply.
27	VEE	power_in	Ground connection, negative power supply.
28	SDO1	output	Positive output of differential serial data output 1 or recovered clock (LVDS).
29	SDO1	output	Negative output of differential serial data output 1 or recovered clock (LVDS).
30	VCC	power_in	Positive power supply, 2.5V nominal.
31	VCC	power_in	Positive power supply, 2.5V nominal.
32	SDO0	output	Positive output of differential serial data output 0 (LVDS).
33	SDO0	output	Negative output of differential serial data output 0 (LVDS).
34	VCC	power_in	Positive power supply, 2.5V nominal.
35	VCC	power_in	Positive power supply, 2.5V nominal.
36	SD/HD	output	Data rate range indication output; H = SD (270 Mbps), L = HD/3G or PLL unlocked.
37	SCO_EN	input	Serial clock output enable for SDO1 with internal pulldown; H = SDO1 is clock, L = SDO1 is data.
38	VEE	power_in	Ground connection, negative power supply.
39	VEE	power_in	Ground connection, negative power supply.
40	VEE	power_in	Ground connection, negative power supply.
41	VEE	power_in	Ground connection, negative power supply.
42	VEE	power_in	Ground connection, negative power supply.
43	LF1	passive	Loop filter connection; connect 56 nF capacitor between LF1 and LF2 for PLL stabilization.
44	LF2	passive	Loop filter connection; connect 56 nF capacitor between LF1 and LF2 for PLL stabilization.
45	RATE0	input	Data rate select input with internal pulldown; selects data rate mode in conjunction with RATE1.
46	RATE1	input	Data rate select input with internal pulldown; selects data rate mode in conjunction with RATE0.
47	SEL0	input	Input channel select with internal pulldown; selects serial input channel in conjunction with SEL1.
48	SEL1	input	Input channel select with internal pulldown; selects serial input channel in conjunction with SEL0.
49	EP	passive	Exposed pad (from the footprint; not named in the datasheet pin table).

Key specifications

Parameter	Value
Manufacturer	Texas Instruments
Package	WQFN-48-EP(7x7)
Category	Interface
Pins	49

CAD (KiCad official)

Symbol: LMH0376SQX
Footprint: Package_DFN_QFN:QFN-48-1EP_7x7mm_P0.5mm_EP5.15x5.15mm
3D model: WQFN-48-EP(7x7) (KiCad packages3D, STEP)
3D model files: lmh0376sqx-etched.step / lmh0376sqx-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); lmh0376sqx.step / lmh0376sqx.glb are the bare package body.

Provenance

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

Datasheet: Texas Instruments datasheet (43 pp, sha256 dd5932d29bb5ff31, retrieved 2026-09-21, 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 0.2, primary claude-haiku-4-5-20251001 (text), consensus claude-sonnet-4-6 (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