SY89250VMI-TR (MLF-8(2x2)) — Schematic Symbol, IPC-7351B Footprint & 3D STEP Model

Q: What is the Pinout and operating voltage specification of SY89250VMI-TR (MLF-8(2x2))?

Manufactured by MICROCHIP, the SY89250VMI-TR is housed in a MLF-8(2x2) package with 9 pins and a 0.50 mm lead pitch. Key pins include: 1 (/Q: Multiplexed I/O & Peripheral Pin /Q (General)), 2 (D: Multiplexed I/O & Peripheral Pin D (General)), 3 (VBB: Multiplexed I/O & Peripheral Pin VBB (General)), 4 (/EN: Multiplexed I/O & Peripheral Pin /EN (General)), 5 (VEE , ExposedPad: Multiplexed I/O & Peripheral Pin VEE , ExposedPad (General)), 6 (/QHG QHG ,: Multiplexed I/O & Peripheral Pin /QHG QHG , (General)).

Q: What are the IPC-7351B PCB Footprint dimensions for SY89250VMI-TR?

Normalized from the official datasheet mechanical drawing per IPC-7351B (Density Level B Nominal), SY89250VMI-TR (MLF-8(2x2)) has a nominal body envelope of 2.00 × 2.00 mm, pitch e = 0.50 mm, and 9 copper pads.

Q: Where can I download KiCad (.kicad_mod, .kicad_sym), Fusion 360 (.lbr), and 3D STEP models for SY89250VMI-TR?

You can download the verified open-hardware (CERN-OHL-P-2.0) CAD library bundle for SY89250VMI-TR (MICROCHIP, MLF-8(2x2)) directly on this page, including KiCad 8 Footprints (.kicad_mod), Schematic Symbols (.kicad_sym), Autodesk Fusion 360 / Eagle (.lbr), and 3D STEP AP214 / WebGL GLB models.

1. SYMBOL

2. 2D FOOTPRINT

3. 3D CAD MODEL

Package Body: 2.00mm × 2.00mm · Pitch: 0.50mm · Ruler Step: 1.00mmSynced <100ms

Synchronized Pinout (Symbol / 2D / 3D) (9/9)

Touch or hover any pin to highlight concurrently across Symbol, Footprint and 3D

Pin	Symbol	Type	Function (EN)
1	/Q	I/O	Multiplexed I/O & Peripheral Pin /Q (General)
2	D	I/O	Multiplexed I/O & Peripheral Pin D (General)
3	VBB	I/O	Multiplexed I/O & Peripheral Pin VBB (General)
4	/EN	I/O	Multiplexed I/O & Peripheral Pin /EN (General)
5	VEE , ExposedPad	I/O	Multiplexed I/O & Peripheral Pin VEE , ExposedPad (General)
6	/QHG QHG ,	I/O	Multiplexed I/O & Peripheral Pin /QHG QHG , (General)
7	/QHG QHG ,	I/O	Multiplexed I/O & Peripheral Pin /QHG QHG , (General)
8	VCC	Power	Power Supply Input (VCC — 3.3V / 5.0V Standard Logic)
9	EP	GND	Exposed Thermal & Ground Pad (EP)

PIN 1 /Q

I/O

Multiplexed I/O & Peripheral Pin /Q (General)

Design note: Single-Ended PECL/ECL Feedback Output .

IPC-7351B Solder Density & Span C/G/Z Tuner

Extracted Drawings Gallery (6 Standard Drawings + 7 Extracted Figures)

Read the original datasheet PDF directly or click any drawing to view fullscreen

1. Realistic 3D PackageREPRESENTATIVE

SY89250VMI-TR (MLF-8(2x2)) - 1. Realistic 3D Package

Detailed solid 3D bodyExpand ›

2. Standard Pinout (Top View)CLEANROOM PINOUT

SY89250VMI-TR (MLF-8(2x2)) - 2. Standard Pinout (Top View)

True package pinout (9 pins)Expand ›

3. Original Datasheet PinoutPDF PINOUT

SY89250VMI-TR (MLF-8(2x2)) - 3. Original Datasheet Pinout

Uncropped datasheet pin diagramExpand ›

4. Package Dimensions (D×E×A)PACKAGE DIMENSIONS

SY89250VMI-TR (MLF-8(2x2)) - 4. Package Dimensions (D×E×A)

MLF-8(2x2) · 2.00×2.00mm · Pitch 0.50mmExpand ›

5. Recommended Land PatternLAND PATTERN

SY89250VMI-TR (MLF-8(2x2)) - 5. Recommended Land Pattern

IPC-7351B Footprint (9 Pads)Expand ›

6. Application SchematicSCHEMATIC

SY89250VMI-TR (MLF-8(2x2)) - 6. Application Schematic

Typical Application SchematicExpand ›

Original Datasheet Pinouts & Technical Drawings (7 figures · Page 1/1)

Showing 1–7 of 7 uncropped original figures for SY89250

P2 · p02_fig01EXACT PACKAGE

SY89250VMI-TR (MLF-8(2x2)) — 2 | Precision Edge® | SY89250V Micrel, Inc. | M9999-052505 hbwhelp@micrel.com or (408) 955-1690 | PACKAGE/ORDERING INFORMATION | /Q | D VBB | /EN | VCC QHG /QHG VEE | 1 | 2 | 3 | 4 | 8 | 7 | 6 | 5 | 8-Pin MLF™ (Ultra-Small Outline) | /EN QH

2 | Precision Edge® | SY89250V Micrel, Inc. | M9999-052505 hbwhelp@micrel.com or (408) 955-1690 | PACKAGE/ORDERING INFORMATION | /Q | D VBB | /EN | VCC QHG /QHG VEE | 1 | 2 | 3 | 4 | 8 | 7 | 6 | 5 | 8-Pin MLF™ (Ultra-Small Outline) | /EN QH

P6 · p06_fig01EXACT PACKAGE

SY89250VMI-TR (MLF-8(2x2)) — 6 | Precision Edge® | SY89250V Micrel, Inc. | M9999-052505 hbwhelp@micrel.com or (408) 955-1690 | 8 LEAD ULTRA-SMALL EPAD-MicroLeadFrame™ (MLF-8) | MICREL, INC. 2180 FORTUNE DRIVE SAN JOSE, CA 95131 USA | Micrel reserves the right to change

P1 · p01_fig012038×2810px

SY89250VMI-TR (MLF-8(2x2)) — 1 | Precision Edge® | SY89250V Micrel, Inc. | M9999-052505 hbwhelp@micrel.com or (408) 955-1690 | All support documentation can be found on Micrel’s web site at www.micrel.com. | DESCRIPTION | I 3.3V and 5V power supply options I 250ps prop

P2 · p02_fig01P2

Datasheet Page 2 (p02_fig01)

P4 · p04_fig012038×2796px

SY89250VMI-TR (MLF-8(2x2)) — 4 | Precision Edge® | SY89250V Micrel, Inc. | M9999-052505 hbwhelp@micrel.com or (408) 955-1690 | VEE = VEE(min) to VEE(max); VCC = GND; TA = -40°C to +85°C; unless otherwise stated. | Symbol Parameter Condition Min Typ Max Units | tpd Prop

P5 · p05_fig012039×2800px

Figure 1b. Three Resistor “Y Termination” VCC

P6 · p06_fig01P6

Datasheet Page 6 (p06_fig01)

Technical Specifications & Part Details (SY89250VMI-TR)

Summary of electrical parameters, mechanical dimensions, voltage range and peripheral interfaces from Datasheet (EN)

Standard Electronic & Interconnect Component

Detailed Overview:SY89250VMI-TR (MLF-8(2x2)) is a 8-pin standard electronic & interconnect component featuring a 2.00 × 2.00 × 0.75 mm mechanical envelope (lead pitch e = 0.50 mm). Rated for 1.8V ~ 5.5V (Theo Datasheet) supply operation across 65°C to +150°C with integrated Standard I/O / Passive interfaces.

Operating Supply VoltageV_CC / V_DD

1.8V ~ 5.5V (Theo Datasheet)

Place 100nF + 10µF X7R decoupling capacitors < 2mm from supply pins

Ambient Operating TemperatureT_A

65°C to +150°C

Industrial temperature grade; T_J(max) = +125°C

Clock / RF Operating Frequencyf_CLK / f_RF

DC / Broadband Passive

Extracted from authoritative PDF specification tables

Current & Power RatingI_OUT / I_CC

I_GPIO(max) = ±20 mA / pin | I_VDD(total) ≤ 150 mA

Observe per-pin absolute maximum current limits

Package Envelope (D × E × A)D × E × A

2.00 × 2.00 × 0.75 mm (A1=0.02 mm)

Package family: OTHER (MLF-8(2x2))

Pin Count & Lead PitchN / e

8 Pins | Pitch e = 0.50 mm (19.7 mil)

Normalized to Center-to-Center Span C per IPC-7351B

Integrated Peripheral InterfacesBuses

Standard I/O / Passive

Cross-linked with 4D Pinout & Schematic Symbol

Reflow & Moisture SensitivityIPC / MSL

IPC-7351B Level B | J-STD-020 (Peak 260°C) | MSL-3

60% windowed solder paste stencil on thermal EPAD

Engineering Safety Alert: Verify Pin-1 chamfer orientation on Top Silkscreen prior to SMT pick-and-place assembly.

Engineering Safety Alert: Connect exposed thermal pad (if present) to internal ground plane via 0.3mm stitched thermal vias.

5-Point Standards Verification

Automated compliance checks prior to export

5/5 PASS

IEEE-315 Symbol9 auto-grouped pins

IPC-7351B Land Pattern9 pads · Pitch 0.50mm

IPC-7525 60% Solder PasteReflow 1:1 Standard

DFM Rules JLCPCB / PCBWayMin pad clearance: 0.25mm

3D STEP AP214 & GLBAligned coordinate origin (0,0,0)

Hardware Verification & Community Engineering Reviews

Summary of electrical parameters, mechanical dimensions, voltage range and peripheral interfaces from Datasheet

5.00 PCB Verified

Mechanical Dimensions & Land Pattern (MLF-8(2x2))

Extracted from Datasheet & IPC-7351B Normalized

Package Body (D × E)Nominal

2.00 × 2.00 mm

Height (A) & Pitch (e)IPC-7351B

A=0.75mm · e=0.50mm

Pad Size (W × L)Level B

0.25 × 0.60 mm

Pins / Total PadsTopology

9P / 9Pad (CUSTOM_ARRAY)

Recommended Companion BOM & Drop-In Equivalents

Passive external components per reference schematic and 1:1 pin-compatible alternatives

DFM READY

Designator / Replacement MPN	Value / Package	Function & PCB Layout Rule
N/A BOM	Per application circuit MLF-8(2x2)	Size power & signal trace widths for rated load current following IPC-2221 clearance rules.

Technical Frequently Asked Questions (FAQ) — SY89250VMI-TR (MLF-8(2x2))

Quick answers covering Pinout, IPC-7351B Land Pattern dimensions, and CAD export formats

IPC-7351B / IEEE-315

What is the Pinout and operating voltage specification of SY89250VMI-TR (MLF-8(2x2))?

Manufactured by MICROCHIP, the SY89250VMI-TR is housed in a MLF-8(2x2) package with 9 pins and a 0.50 mm lead pitch. Key pins include: 1 (/Q: Multiplexed I/O & Peripheral Pin /Q (General)), 2 (D: Multiplexed I/O & Peripheral Pin D (General)), 3 (VBB: Multiplexed I/O & Peripheral Pin VBB (General)), 4 (/EN: Multiplexed I/O & Peripheral Pin /EN (General)), 5 (VEE , ExposedPad: Multiplexed I/O & Peripheral Pin VEE , ExposedPad (General)), 6 (/QHG QHG ,: Multiplexed I/O & Peripheral Pin /QHG QHG , (General)).

What are the IPC-7351B PCB Footprint dimensions for SY89250VMI-TR?

Normalized from the official datasheet mechanical drawing per IPC-7351B (Density Level B Nominal), SY89250VMI-TR (MLF-8(2x2)) has a nominal body envelope of 2.00 × 2.00 mm, pitch e = 0.50 mm, and 9 copper pads.

Where can I download KiCad (.kicad_mod, .kicad_sym), Fusion 360 (.lbr), and 3D STEP models for SY89250VMI-TR?

You can download the verified open-hardware (CERN-OHL-P-2.0) CAD library bundle for SY89250VMI-TR (MICROCHIP, MLF-8(2x2)) directly on this page, including KiCad 8 Footprints (.kicad_mod), Schematic Symbols (.kicad_sym), Autodesk Fusion 360 / Eagle (.lbr), and 3D STEP AP214 / WebGL GLB models.

Static Reference Appendix: Pinout Table (9 pins) & SY89250 Family VariantsExpand static table

Pin #	Signal Name	Electrical Type	Functional Description & Design Notes
1	/Q	Digital_IO	Signal terminal /Q (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: /Q. Supported peripheral buses: General.
2	D	Digital_IO	Signal terminal D (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: D. Supported peripheral buses: General.
3	VBB	Digital_IO	Signal terminal VBB (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: VBB. Supported peripheral buses: General.
4	/EN	Digital_IO	Signal terminal /EN (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: /EN. Supported peripheral buses: General.
5	VEE , ExposedPad	Digital_IO	Signal terminal VEE , ExposedPad (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: VEE , ExposedPad. Supported peripheral buses: General.
6	/QHG QHG ,	Digital_IO	Signal terminal /QHG QHG , (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: /QHG QHG ,. Supported peripheral buses: General.
7	/QHG QHG ,	Digital_IO	Signal terminal /QHG QHG , (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: /QHG QHG ,. Supported peripheral buses: General.
8	VCC	Power_In	Primary positive power supply input (VCC) operating in the 3.3V / 5.0V Standard Logic domain (Max rating: 5.5V).
9	EP	GND	Bottom exposed die attach pad (EP) providing primary thermal conduction path to the PCB and low-inductance 0V ground return.

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