DS90LT012AQMFE from Texas Instruments, in a SOT-23-5. 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	VDD	power_in	Power supply pin, +3.3V ± 0.3V.
2	GND	power_in	Ground pin.
3	IN+	input	Non-inverting receiver input pin.
4	IN−	input	Inverting receiver input pin.
5	TTL OUT	output	Receiver output pin.

Key specifications

Parameter	Value
Manufacturer	Texas Instruments
Package	SOT-23-5
Category	Interface
Pins	5

Electrical characteristics

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

Parameter	Symbol	Min	Typ	Max	Unit	Conditions	Page
Supply Voltage	VDD	3	3.3	3.6	V		2
Operating Free Air Temperature	TA	-40	25	125	°C		2
Supply Voltage	VDD	-0.3		4	V		2
Input Voltage	IN+, IN-	-0.3		3.9	V		2
Output Voltage	TTL OUT	-0.3			V	upper limit printed as VDD + 0.3V	2
Output Short Circuit Current		-100			mA		2
Maximum Package Power Dissipation				794	mW	DBV package @ +25°C	2
Derate DBV Package			7.22		mW/°C	above +25°C	2
Junction-to-Ambient Thermal Resistance	θJA		138.5		°C/W	4-Layer, 2 oz. Cu, JEDEC	2
Junction-to-Case Thermal Resistance	θJC		107		°C/W		2
Lead Temperature Soldering				260	°C	4 sec.	2
Storage Temperature Range		-65		150	°C		2
Maximum Junction Temperature				135	°C		2
ESD Rating HBM		8			kV	>8 kV, Human Body Model	2
ESD Rating MM		250			V	>250V, Machine Model	2
ESD Rating CDM		1250			V	>1250V, Field Induced Charge Device Model	2
Differential Input High Threshold	VTH		-30	0	mV	VCM dependant on VDD	2
Differential Input Low Threshold	VTL	-100		-30	mV		2
Common-Mode Voltage	VCM	0.1		2.35	V	VDD = 3.0V to 3.6V, VID = 100mV	2
Input Current	IIN	-10	1	10	μA	VIN = +2.8V, VDD = 3.6V or 0V	2
Input Current	IIN	-20		20	μA	VIN = +3.6V, VDD = 0V	2
Differential Input Current	IIND	3	3.9	4.4	mA	VIN+ = +0.4V, VIN- = +0V	2
Integrated Termination Resistor	RT		100		Ω		2
Input Capacitance	CIN		3		pF	IN+ = IN- = GND	2
Output High Voltage	VOH	2.4	3.1		V	IOH = -0.4 mA, VID = +200 mV	3
Output Low Voltage	VOL		0.3	0.5	V	IOL = 2 mA, VID = -200 mV	3
Output Short Circuit Current	IOS	-15	-50	-100	mA	VOUT = 0V	3
Input Clamp Voltage	VCL	-1.5		-0.7	V	ICL = -18 mA	3
No Load Supply Current	IDD		5.4	9	mA	Inputs Open, VDD	3
Differential Propagation Delay High to Low	tPHLD	1	1.8	3.5	ns	CL = 15 pF	3
Differential Propagation Delay Low to High	tPLHD	1	1.7	3.5	ns	VID = 200 mV	3
Differential Pulse Skew	tSKD1	0	100	400	ps	/tPHLD − tPLHD/, Figure 3 and Figure 4	3
Differential Part to Part Skew	tSKD3	0	0.3	1	ns	devices at same VDD and within 5°C	3
Differential Part to Part Skew	tSKD4	0	0.4	2.5	ns	over recommended operating temperature and voltage ranges	3
Rise Time	tTLH	350		800	ps		3
Fall Time	tTHL	175		800	ps		3
Maximum Operating Frequency	fMAX	250			MHz		3
Receiver Input Voltage Range		0		2.4	V	recommended AC input range, each pin to ground	4
Termination Resistor Value		90		133	Ω	integrated termination for point-to-point	5
Fail-safe Pull-up and Pull-down Resistors		5		15	kΩ	external fail-safe biasing resistors	6

CAD (KiCad official)

Symbol: DS90LT012AQMFE
Footprint: Package_TO_SOT_SMD:SOT-23-5
3D model: SOT-23-5 (KiCad packages3D, STEP)
3D model files: ds90lt012aqmfe-etched.step / ds90lt012aqmfe-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); ds90lt012aqmfe.step / ds90lt012aqmfe.glb are the bare package body.

Provenance

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

Datasheet: Texas Instruments datasheet (15 pp, sha256 58a3441f48a71c92, retrieved 2026-11-05, tier: manufacturer)
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

DS90LT012AQMFE

Verified DS90LT012AQMFE

Verification log 1 record

3D Model

Symbol & Footprint

Schematic Symbol

PCB Footprint

Datasheet

README