MS2375 from Hangzhou Ruimeng Tech, in a SOP-16. 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	1B	input	RS-422/RS-485 receiver 1 inverting differential input. Minimum input impedance 12kΩ; ±12V common-mode range; ±25V max differential input voltage.
2	1A	input	RS-422/RS-485 receiver 1 non-inverting differential input. Minimum input impedance 12kΩ; ±12V common-mode range; ±25V max differential input voltage.
3	1Y	tri_state	Receiver 1 three-state logic output. IOH = 35mA, IOL = -46mA (typ); VOH ≥ 3.1V, VOL ≤ 0.4V. High-Z when disabled by enables.
4	G	input	Active-high enable input. When G = H (or GN = L), all four receiver outputs are enabled. TTL-compatible logic input.
5	2Y	tri_state	Receiver 2 three-state logic output. IOH = 35mA, IOL = -46mA (typ); VOH ≥ 3.1V, VOL ≤ 0.4V. High-Z when disabled by enables.
6	2A	input	RS-422/RS-485 receiver 2 non-inverting differential input. Minimum input impedance 12kΩ; ±12V common-mode range; ±25V max differential input voltage.
7	2B	input	RS-422/RS-485 receiver 2 inverting differential input. Minimum input impedance 12kΩ; ±12V common-mode range; ±25V max differential input voltage.
8	GND	power_in	Ground reference pin. All voltages except differential inputs are referenced to GND.
9	3B	input	RS-422/RS-485 receiver 3 inverting differential input. Minimum input impedance 12kΩ; ±12V common-mode range; ±25V max differential input voltage.
10	3A	input	RS-422/RS-485 receiver 3 non-inverting differential input. Minimum input impedance 12kΩ; ±12V common-mode range; ±25V max differential input voltage.
11	3Y	tri_state	Receiver 3 three-state logic output. IOH = 35mA, IOL = -46mA (typ); VOH ≥ 3.1V, VOL ≤ 0.4V. High-Z when disabled by enables.
12	GN	input	Active-low enable input. When GN = L (or G = H), all four receiver outputs are enabled. TTL-compatible logic input.
13	4Y	tri_state	Receiver 4 three-state logic output. IOH = 35mA, IOL = -46mA (typ); VOH ≥ 3.1V, VOL ≤ 0.4V. High-Z when disabled by enables.
14	4A	input	RS-422/RS-485 receiver 4 non-inverting differential input. Minimum input impedance 12kΩ; ±12V common-mode range; ±25V max differential input voltage.
15	4B	input	RS-422/RS-485 receiver 4 inverting differential input. Minimum input impedance 12kΩ; ±12V common-mode range; ±25V max differential input voltage.
16	VCC	power_in	Positive supply pin. Recommended VCC = 4.75V to 5.25V (5V nominal); absolute maximum 7V. Decouple with a 0.1µF ceramic capacitor placed close to the pin.

Key specifications

Parameter	Value
Manufacturer	Hangzhou Ruimeng Tech
Package	SOP-16
Category	Logic
Pins	16

Ordering variants

Same part, different packaging or reel option.

MS2375

CAD (KiCad official)

Symbol: MS2375
Footprint: Package_SO:SOIC-16_3.9x9.9mm_P1.27mm
3D model: SOP-16 (KiCad packages3D, STEP)

Provenance

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

Datasheet: Hangzhou Ruimeng Tech datasheet (12 pp, sha256 3dadabac6b576e19, retrieved 2026-08-17, 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: ds2sf (Claude). Every pin and dimension is cited to a datasheet page; it refuses to fabricate.
CAD: KiCad official libraries (CC-BY-SA 4.0).

Datasheet PDF