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ROHM BU9798KV-E2 product image
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ROHM BU9798KV-E2

Manufacturer
ROHM
MPN
BU9798KV-E2
LCSC Part #
C6132862
Packaging
VQFP-64(10x10)
Customer #
Key Attributes
1.8V~3.6V 49 segments SPI 30uA VQFP-64(10x10) Display Drivers RoHS
DatasheetROHM BU9798KV-E2
RoHS Compliance2 documents available
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QtyUnit Price(Reference Only)Total Amount
1+$ 6.3866$ 6.39
200+$ 2.5488$ 509.76
500+$ 2.4639$ 1231.95
1,000+$ 2.4222$ 2422.20
Standard Packaging1000/Full Reel
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Products Specifications

All
TypeDescription
CategoryIntegrated Circuits (ICs)/Power Management (PMIC)/Display Drivers
ManufacturerROHM
PackagingVQFP-64(10x10)
Voltage - Supply1.8V~3.6V
Frequency-
Operating Temperature-30℃~+75℃
Pd - Power Dissipation-
Display Configurations(bit)49x4 bit
Display Configurations(Segment)49 segments
InterfaceSPI
FeaturesIntegrated boost circuit;Built-in oscillator
Quiescent Current (Iq)-
Current - Supply30uA
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Introduction

AI Translation

New released Multi-function type segment drivers support GPO function, LED driving function, static-driving mode, and Blink function that can blink each segment individually. Multi-function segment driver series contribute to reduction in cost of system and easy software development.

Features

AI Translation
  • BU97930MUV, BU97931FV, BU9798KV/GUW:
    • LCD drive output: Common output : 4, Segment output : 27 (BU97930MUV); Common output : 4, Segment output : 28 (BU97931FV); Common output : 4, Segment output : 49 (BU9798KV/GUW)
    • Integrated Display data RAM (DDRAM): RAM: 284 = 112 bit (BU97930MUV, BU97931FV); RAM: 494 = 196 bit (BU9798KV/GUW)
    • 3-wire Serial interface (SD, SCL, CSB)
    • Integrated Oscillator circuit
    • Integrated LCD Voltage generator circuit: Support: 1/3 Bias, 1/3 or 1/4 Duty; Support: 1/1 Bias, 1/1Duty (Static Driving); Integrated buffer amp; Integrated regulator for LCD drive: 3.2, 3.3, 3.4, 4.4, 4.5, 4.6, 5.0V selectable (BU9798KV/GUW)
    • Support Split Supply for Logic (VDD) and LCD (VLCD)
    • Integrated LED driver circuit
    • Segment terminals operation, segment output mode/GPO output mode selectable
    • Segment terminals operation, segment output mode/LED output mode selectable (BU9798KV/GUW)
    • Support PWM source select, external clock or internal clock: Resolution 8bit mode/12bit mode selectable (BU9798KV/GUW); Resolution 8bit mode (BU97930MUV, BU97931FV)
    • Low power consumption design
    • Support standby mode
    • Integrated Power-On-Reset circuit (POR)
    • No external component
    • Support Independent blink function: Blink frequency 1.6, 2.0, 2.6, 4.0Hz selectable
    • Operating power supply : 1.8~3.6V
    • LCD drive power supply : 2.7~5.5V (BU97930MUV, BU97931FV); 3.3~5.5V (BU9798KV/GUW)
  • BU97500KV:
    • LCD drive output: Common output : 4, Segment output : 51
    • Integrated Display data RAM (DDRAM): RAM: 51*4 = 204 bit
    • 3-wire Serial interface (SD, SCL, CSB )
    • Integrated Oscillator circuit
    • Integrated Power supply circuit for LCD driving: Support 1/2 and 1/3 Bias; Support 1/3 and 1/4 Duty; Integrated Buffer AMP
    • Support Split Supply for Logic (VDD) and LCD (VLCD)
    • Segment terminals operation, segment output mode/GPO output mode selectable
    • Low power consumption design
    • Support standby mode
    • Integrated Power-on Reset circuit
    • No external components
    • Operating power supply: VDD = 2.7~5.5V
    • LCD drive power supply: VLCD = 4.5~5.5V

Applications

AI Translation
  • Telephone
  • FAX
  • Portable equipment (POS, ECR, PDA etc.)
  • DSC
  • DVC
  • Car Audio
  • Home electrical appliance
  • Meter equipment
  • Healthcare equipment