BU24020GU-E2

Datasheet System Lens Drivers -step System Lens Driver for Digital Still Cameras BU24020GU General Description Key Specifications BU24020GU is a system Lens Driver which is capable of Digital Power Supply Voltage: 2.7 V to 3.6 V -step driving and possible to configure a high precision Driver Power Supply Voltage: 2.7 V to 5.5 V and low noise lens driver system. This device performs Input/Output Current (1ch to 4ch): -step driving control internally and can reduce a load of 500 mA (Max) CPU. Clock Operating Frequency: 1 MHz to 28 MHz ON-Resistance (1ch to 4ch): 1.5 (Typ) Operating Temperature Range: -20 C to +85 C Features Built-in 4 Channel Drivers 1ch to 4ch: Voltage Control Type H-Bridge Package W (Typ) x D (Typ) x H (Max) (for 2 STM Systems) VCSP85H2 (24 pin) 2.60 mm x 2.60 mm x 1.00 mm Built-in 2 Channel PI Driver Circuits Built-in PLL Circuit Applications Digital Still Camera Typical Application Circuit Photo Interrupter MVCC12 DVDD MVCC34 DVDD MVCC12 MVCC34 DVSS MGND12 MGND34 OUT3A OUT1A 3ch M 1ch Driver OUT3B Logic Driver OUT1B M OUT4A OUT2A 4ch 2ch Driver OUT4B Driver OUT2B Main Host Product structure : Silicon integrated circuit This product has no designed protection against radioactive rays .w ww.rohm.com TSZ02201-BU24020GU-1-2 2010 ROHM Co., Ltd. All rights reserved. 1/19 TSZ22111 14 001 12.Mar.2019 Rev.003 TEST FCLK PIOUT1 CSB SCLK SDATA SOUT PIOUT2 STATE1 STATE2BU24020GU Contents General Description ................................................................................................................................................................ 1 Features ................................................................................................................................................................................. 1 Applications ............................................................................................................................................................................ 1 Key Specifications ................................................................................................................................................................... 1 Package ................................................................................................................................................................................. 1 Typical Application Circuit ........................................................................................................................................................ 1 Contents ................................................................................................................................................................................. 2 Pin Configuration .................................................................................................................................................................... 3 Pin Description........................................................................................................................................................................ 4 Block Diagram ........................................................................................................................................................................ 5 Description of Blocks ............................................................................................................................................................... 6 Absolute Maximum Ratings ..................................................................................................................................................... 7 Recommended Operating Conditions ...................................................................................................................................... 7 Electrical Characteristics ......................................................................................................................................................... 8 Typical Performance Curves .................................................................................................................................................... 9 Timing Chart ......................................................................................................................................................................... 11 Serial Interface...................................................................................................................................................................... 12 Register Map ........................................................................................................................................................................ 12 Application Example.............................................................................................................................................................. 13 I/O Equivalence Circuit .......................................................................................................................................................... 14 Operational Notes ................................................................................................................................................................. 15 Ordering Information ............................................................................................................................................................. 17 Marking Diagram................................................................................................................................................................... 17 Physical Dimension and Packing Information ......................................................................................................................... 18 Revision History .................................................................................................................................................................... 19 www.rohm.com TSZ02201-BU24020GU-1-2 2010 ROHM Co., Ltd. All rights reserved. 2/19 TSZ22111 15 001 12.Mar.2019 Rev.003