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BU97510CKV-ME2
Public Made by Adomby adom
ROHM Semicon LCD Drivers, TQFP-64(10x10). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
Generated by kicad-footprint-generator · KiCad file format 20260206
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BU97510CKV-ME2
ROHM Semicon · LCD Drivers · TQFP-64(10x10)
BU97510CKV-ME2 from ROHM Semicon, in a TQFP-64(10x10). 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 | S1/P1/G1 | output | Segment output for display data, selectable by control data as PWM or general-purpose output. |
| 2 | S2/P2/G2 | output | Segment output for display data, selectable by control data as PWM or general-purpose output. |
| 3 | S3/P3/G3 | output | Segment output for display data, selectable by control data as PWM or general-purpose output. |
| 4 | S4/P4/G4 | output | Segment output for display data, selectable by control data as PWM or general-purpose output. |
| 5 | S5/P5/G5 | output | Segment output for display data, selectable by control data as PWM or general-purpose output. |
| 6 | S6/P6/G6 | output | Segment output for display data, selectable by control data as PWM or general-purpose output. |
| 7 | S7 | output | Segment output for displaying the display data transferred by serial input; leave open if unused. |
| 8 | S8 | output | Segment output for displaying the display data transferred by serial input; leave open if unused. |
| 9 | S9 | output | Segment output for displaying the display data transferred by serial input; leave open if unused. |
| 10 | S10 | output | Segment output for displaying the display data transferred by serial input; leave open if unused. |
| 11 | S11 | output | Segment output for displaying the display data transferred by serial input; leave open if unused. |
| 12 | S12 | output | Segment output for displaying the display data transferred by serial input; leave open if unused. |
| 13 | S13 | output | Segment output for displaying the display data transferred by serial input; leave open if unused. |
| 14 | S14 | output | Segment output for displaying the display data transferred by serial input; leave open if unused. |
| 15 | S15 | output | Segment output for displaying the display data transferred by serial input; leave open if unused. |
| 16 | S16 | output | Segment output for displaying the display data transferred by serial input; leave open if unused. |
| 17 | S17 | output | Segment output for displaying the display data transferred by serial input; leave open if unused. |
| 18 | S18 | output | Segment output for displaying the display data transferred by serial input; leave open if unused. |
| 19 | S19 | output | Segment output for displaying the display data transferred by serial input; leave open if unused. |
| 20 | S20 | output | Segment output for displaying the display data transferred by serial input; leave open if unused. |
| 21 | S21 | output | Segment output for displaying the display data transferred by serial input; leave open if unused. |
| 22 | S22 | output | Segment output for displaying the display data transferred by serial input; leave open if unused. |
| 23 | S23 | output | Segment output for displaying the display data transferred by serial input; leave open if unused. |
| 24 | S24 | output | Segment output for displaying the display data transferred by serial input; leave open if unused. |
| 25 | S25 | output | Segment output for displaying the display data transferred by serial input; leave open if unused. |
| 26 | S26 | output | Segment output for displaying the display data transferred by serial input; leave open if unused. |
| 27 | S27 | output | Segment output for displaying the display data transferred by serial input; leave open if unused. |
| 28 | S28 | output | Segment output for displaying the display data transferred by serial input; leave open if unused. |
| 29 | S29 | output | Segment output for displaying the display data transferred by serial input; leave open if unused. |
| 30 | S30 | output | Segment output for displaying the display data transferred by serial input; leave open if unused. |
| 31 | S31 | output | Segment output for displaying the display data transferred by serial input; leave open if unused. |
| 32 | S32 | output | Segment output for displaying the display data transferred by serial input; leave open if unused. |
| 33 | S33 | output | Segment output for displaying the display data transferred by serial input; leave open if unused. |
| 34 | S34 | output | Segment output for displaying the display data transferred by serial input; leave open if unused. |
| 35 | S35 | output | Segment output for displaying the display data transferred by serial input; leave open if unused. |
| 36 | S36 | output | Segment output for displaying the display data transferred by serial input; leave open if unused. |
| 37 | S37 | output | Segment output for displaying the display data transferred by serial input; leave open if unused. |
| 38 | S38 | output | Segment output for displaying the display data transferred by serial input; leave open if unused. |
| 39 | S39 | output | Segment output for displaying the display data transferred by serial input; leave open if unused. |
| 40 | S40 | output | Segment output for displaying the display data transferred by serial input; leave open if unused. |
| 41 | S41 | output | Segment output for displaying the display data transferred by serial input; leave open if unused. |
| 42 | S42 | output | Segment output for displaying the display data transferred by serial input; leave open if unused. |
| 43 | S43 | output | Segment output for displaying the display data transferred by serial input; leave open if unused. |
| 44 | S44 | output | Segment output for displaying the display data transferred by serial input; leave open if unused. |
| 45 | S45 | output | Segment output for displaying the display data transferred by serial input; leave open if unused. |
| 46 | S46 | output | Segment output for displaying the display data transferred by serial input; leave open if unused. |
| 47 | S47 | output | Segment output for displaying the display data transferred by serial input; leave open if unused. |
| 48 | S48 | output | Segment output for displaying the display data transferred by serial input; leave open if unused. |
| 49 | S49 | output | Segment output for displaying the display data transferred by serial input; leave open if unused. |
| 50 | S50 | output | Segment output for displaying the display data transferred by serial input; leave open if unused. |
| 51 | COM4 | output | Common driver output; frame frequency is fo[Hz]; leave open if unused. |
| 52 | COM3 | output | Common driver output; frame frequency is fo[Hz]; leave open if unused. |
| 53 | COM2 | output | Common driver output; frame frequency is fo[Hz]; leave open if unused. |
| 54 | COM1 | output | Common driver output; frame frequency is fo[Hz]; leave open if unused. |
| 55 | S51 | output | Segment output for displaying the display data transferred by serial input; leave open if unused. |
| 56 | VDD | power_in | Logic power supply pin; 2.7V to 6.0V must be applied. |
| 57 | S53 | output | Segment output for displaying the display data transferred by serial input; leave open if unused. |
| 58 | S54 | output | Segment output for displaying the display data transferred by serial input; leave open if unused. |
| 59 | VSS | power_in | Power supply pin that must be connected to ground. |
| 60 | S52/OSC | bidirectional | Segment output, or external clock input when set by control data (OC=1); connect to VSS if unused as clock input. |
| 61 | INHb | input | Display off control input: low (VSS) forces display off and stops the oscillator and bias divider current, high (VDD) enables display; connect to VDD if unused. |
| 62 | SCE | input | Serial data transfer chip enable input; must be connected to the controller, tie to VSS if unused. |
| 63 | SCL | input | Serial data transfer synchronization clock input; must be connected to the controller, tie to VSS if unused. |
| 64 | SDI | input | Serial transfer data input; must be connected to the controller, tie to VSS if unused. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | ROHM Semicon |
| Package | TQFP-64(10x10) |
| Category | Display Modules / LED Drivers / Display Drivers |
| Pins | 64 |
Electrical characteristics
Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).
| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| Maximum Supply Voltage | VDD | -0.3 | 7 | V | VSS = 0.0V | 3 | |
| Input Voltage | VIN1 | -0.3 | 7 | V | SCE, SCL, SDI, INHb, OSC | 3 | |
| Allowable Loss | Pd | 1 | W | ROHM standard board 70mm×70mm×1.6mm; subtract 10mW per degree above Ta=25°C | 3 | ||
| Operating Temperature | Topr | -40 | 85 | °C | 3 | ||
| Storage Temperature | Tstg | -55 | 125 | °C | 3 | ||
| Supply Voltage | VDD | 2.7 | 6 | V | Ta = -40°C to +85°C, VSS = 0.0V | 3 | |
| Power On Detection Voltage | VDET | 1.4 | 1.8 | 2.2 | V | VDD pin | 3 |
| H Level Input Current | IIH1 | 5 | µA | VI = 6.0V; SCE, SCL, SDI, INHb, OSC | 3 | ||
| L Level Input Current | IIL1 | -5 | µA | VI = 0V; SCE, SCL, SDI, INHb, OSC | 3 | ||
| L Level Output Voltage S1 to S54 | VOL1 | 0.9 | V | IO = 20µA | 3 | ||
| L Level Output Voltage COM1 to COM4 | VOL2 | 0.9 | V | IO = 100µA | 3 | ||
| L Level Output Voltage P1/G1 to P6/G6 | VOL3 | 0.9 | V | IO = 1mA | 3 | ||
| Current Drain, power-saving mode | IDD1 | 15 | µA | Power-saving mode | 3 | ||
| Current Drain 1/2 Bias | IDD2 | 70 | 150 | µA | VDD = 5.0V, Output open, 1/2 Bias, Frame Frequency = 80Hz | 3 | |
| Current Drain 1/3 Bias | IDD3 | 95 | 200 | µA | VDD = 5.0V, Output open, 1/3 Bias, Frame Frequency = 80Hz | 3 | |
| Oscillator Frequency1 | fOSC1 | 150 | 360 | kHz | VDD = 2.7V to 6.0V | 4 | |
| Oscillator Frequency2 | fOSC2 | 255 | 300 | 345 | kHz | VDD = 5.0V | 4 |
| External Clock Frequency | fOSC3 | 30 | 600 | kHz | OSC, External clock mode (OC=1) | 4 | |
| External Clock Rise Time | tr | 160 | ns | OSC, External clock mode (OC=1) | 4 | ||
| External Clock Fall Time | tf | 160 | ns | OSC, External clock mode (OC=1) | 4 | ||
| External Clock Duty | tDTY | 30 | 50 | 70 | % | OSC, External clock mode (OC=1) | 4 |
| Data Setup Time | tDS | 160 | ns | SCL, SDI | 5 | ||
| Data Hold Time | tDH | 160 | ns | SCL, SDI | 5 | ||
| SCE Wait Time | tCP | 160 | ns | SCE, SCL | 5 | ||
| SCE Setup Time | tCS | 160 | ns | SCE, SCL | 5 | ||
| SCE Hold Time | tCH | 160 | ns | SCE, SCL | 5 | ||
| High-Level Clock Pulse Width | tCHW | 160 | ns | SCL | 5 | ||
| Low-Level Clock Pulse Width | tCLW | 160 | ns | SCL | 5 | ||
| Rise Time | tr | 160 | ns | SCE, SCL, SDI | 5 | ||
| Fall Time | tf | 160 | ns | SCE, SCL, SDI | 5 | ||
| INH Switching Time | tC | 10 | µs | INHb, SCE | 5 |
CAD (KiCad official)
- Symbol:
BU97510CKV-ME2 - Footprint:
Package_QFP:TQFP-64_10x10mm_P0.5mm - 3D model: TQFP-64(10x10) (KiCad packages3D, STEP)
- 3D model files:
bu97510ckv-me2-etched.step/bu97510ckv-me2-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);bu97510ckv-me2.step/bu97510ckv-me2.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: ROHM Semicon datasheet (34 pp, sha256
7e63d3ae401a221f, retrieved 2026-10-22, tier: manufacturer) - Extractor: parts-factory
2.0.0/extract_pins 0.3, primaryclaude-sonnet-5-5(text), consensusclaude-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).