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BU2090F-E2

Public Made by Adom

by adom

ROHM Semicon Buffers, Drivers, Receivers, Transceivers, SOP-16. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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BU2090F-E2

ROHM Semicon · Buffers, Drivers, Receivers, Transceivers · SOP-16

BU2090F-E2 from ROHM Semicon, in a SOP-16. 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 VSS power_in Ground pin (VSS=0V reference).
2 DATA input Serial data input; VIH min 3.5V and VIL max 1.5V at VDD=5V.
3 CLOCK input Serial clock input; VIH min 3.5V and VIL max 1.5V at VDD=5V.
4 Q0 output Parallel data output (Nch open-drain), output voltage 0 to 25V, VOL max 2.0V at IOL=20mA.
5 Q1 output Parallel data output (Nch open-drain), output voltage 0 to 25V, VOL max 2.0V at IOL=20mA.
6 Q2 output Parallel data output (Nch open-drain), output voltage 0 to 25V, VOL max 2.0V at IOL=20mA.
7 Q3 output Parallel data output (Nch open-drain), output voltage 0 to 25V, VOL max 2.0V at IOL=20mA.
8 Q4 output Parallel data output (Nch open-drain), output voltage 0 to 25V, VOL max 2.0V at IOL=20mA.
9 Q5 output Parallel data output (Nch open-drain), output voltage 0 to 25V, VOL max 2.0V at IOL=20mA.
10 Q6 output Parallel data output (Nch open-drain), output voltage 0 to 25V, VOL max 2.0V at IOL=20mA.
11 Q7 output Parallel data output (Nch open-drain), output voltage 0 to 25V, VOL max 2.0V at IOL=20mA.
12 Q8 output Parallel data output (Nch open-drain), output voltage 0 to 25V, VOL max 2.0V at IOL=20mA.
13 Q9 output Parallel data output (Nch open-drain), output voltage 0 to 25V, VOL max 2.0V at IOL=20mA.
14 Q10 output Parallel data output (Nch open-drain), output voltage 0 to 25V, VOL max 2.0V at IOL=20mA.
15 Q11 output Parallel data output (Nch open-drain), output voltage 0 to 25V, VOL max 2.0V at IOL=20mA.
16 VDD power_in Power supply pin, recommended 2.7V to 5.5V (absolute maximum 7.0V).

Key specifications

Parameter Value
Manufacturer ROHM Semicon
Package SOP-16
Category Logic
Pins 16

Electrical characteristics

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

Parameter Symbol Min Typ Max Unit Conditions Page
Input High-level voltage VIH 3.5 V VDD=5V, VSS=0V, TA=25℃ 3
Input Low-level voltage VIL 1.5 V VDD=5V, VSS=0V, TA=25℃ 3
Output Low-level voltage VOL 2 V IOL=20mA 3
Input High-level current IIH 2 μA VIN=VDD 3
Input Low-level current IIL -2 μA VIN=0 3
"H" output leak current IOZH 10 μA VO=25V 3
"L" output leak current IOZL -5 μA VO=0V 3
Static dissipation current IDD 5 μA 3
Minimum clock frequency tW 500 ns VDD=5V, VSS=0V, TA=25℃ 3
Data shift set up time tSU 200 ns 3
Data shift hold time tH 200 ns 3
Data latch set up time tLSUH 50 ns 3
Data latch hold time tLHH 250 ns 3
Data latch "L" set up time tLSUL 200 ns 3
Data latch "L" hold time tLHL 250 ns 3
Power Supply Voltage VDD -0.3 7 V 2
Input Voltage VIN -0.3 V VSS-0.3 to VDD+0.3 V (min relative to VSS) 2
Output Voltage VO -0.3 25 V VSS-0.3 to +25 V 2
Operating Temperature Topr -40 85 °C 2
Storage Temperature Tstg -55 125 °C 2
Power Dissipation (Note 1) PD 0.5 W 70mm x 70mm x 1.6mm glass epoxy board, reduce 5.0mW per 1°C above 25°C 2
Power Dissipation (Note 2) PD 0.65 W 70mm x 70mm x 1.6mm glass epoxy board, reduce 6.5mW per 1°C above 25°C 2
Power supply voltage VDD 2.7 5.5 V TA=25℃, VSS=0V 2
Output voltage VO 0 25 V TA=25℃, VSS=0V 2

CAD (KiCad official)

  • Symbol: BU2090F-E2
  • Footprint: Package_SO:SOIC-16_3.9x9.9mm_P1.27mm
  • 3D model: SOP-16 (KiCad packages3D, STEP)
  • 3D model files: bu2090f-e2-etched.step / bu2090f-e2-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); bu2090f-e2.step / bu2090f-e2.glb are the bare package body.

Provenance

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

  • Datasheet: ROHM Semicon datasheet (17 pp, sha256 3bbb85a7a22a3aae, retrieved 2026-10-23, tier: manufacturer)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-sonnet-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