BU24031GW-E2 ROHM

Datasheet System Lens Drivers -step System Lens Driver for Digital Still Cameras BU24031GW General Description Key Specifications I/O Power Supply Voltage: 1.62V to 3.6V BU24031GW is a system Lens Driver that uses -step Digital Power Supply Voltage: 2.7V to 3.6V driving to make the configuration of the sophisticated, Driver Power Supply Voltage: 2.7V to 5.5V high precision and low noise lens driver system possible. Output Current (1ch-5ch): 500mA(Max) This IC has a built-in driver for both DC motor and voice Input Clock Frequency: 1MHz to 28MHz coil motor and a -step controller that decreases CPU FET ON Resistance (1ch-4ch): 2.0 (Typ) power. Therefore, multifunctional lens can be applied. FET ON Resistance (5ch): 1.0(Typ) Operatin g Temperature Range: -20 to +85 Features Built-in 5 channels Driver block. Package 1ch-4ch: Voltage control type H-bridge UCSP75M2 2.50mm x 2.50mm x 0.85mm (Adaptable to STM 1systems) 5ch: Current control type H-bridge Built-in 2 channels PI driving circuit Built-in 3 channels Waveforming circuit Built-in FLL digital servo circuit Built-in PLL circuit Applications Digital still cameras Typical Application Circuit Example1 Photo interrupter VDDAMP I DVDDIO MVCC12 DVDD MVCC3 DVSS MVCC4 MGND OUT4A OUT1A 4ch 1ch Driver OUT4B M Driver OUT1B Logic OUT2A 2ch Driver RNF5 OUT2B OUT5A OUT3A 5ch 3ch Driver Driver OUT5B OUT3B Main Host Product structureSilicon monolithic integrated circuit This product is not designed for protection against radioactive rays . www.rohm.com TSZ02201-0M2M0BC12010-1-2 2013 ROHM Co., Ltd. All rights reserved. 1/20 TSZ2211114 001 2.May.2013 Rev.003 PIOUT2 FCLK PIOUT1 CSB SO1 SCLK SI1 SDATA SO2 STATE SI2 IN5 SO3/SOUT SI3 DatasheetDatasheet BU24031GW Pin Configuration (Bottom view) PIOUT1 OUT3A OUT3B MVCC4 OUT4A VDDAMP F SDATA CSB STATE IN5 SO2 OUT5A E MVCC3 DVSS MGND SI2 RNF5 D OUT4B SCLK SI1 OUT5B C SO3/ DVDDIO DVDD SO1 PIOUT2 FCLK SOUT B MVCC12 SI3 OUT1B OUTOUT1A 2A OUT2B A 1 2 3 4 5 6 Pin Description Land Land Power Power Pin Name Function Pin Name Function Matrix Matrix Supply Supply No. No. 1ch, 2ch Driver B1 DVDDIO - I/O power supply A1 MVCC12 - power supply B2 DVDD - Digital power supply D3 MGND - Driver ground D2 DVSS - Ground A3 OUT1A MVCC12 1ch Driver A output B3 FCLK DVDDIO FCLK logic input A2 OUT1B MVCC12 1ch Driver B output E2 CSB DVDDIO CSB logic input A4 OUT2A MVCC12 2ch Driver A output C2 SCLK DVDDIO SCLK logic input A5 OUT2B MVCC12 2ch Driver B output 3ch Driver E1 SDATA DVDDIO SDATA logic input D1 MVCC3 - power supply STATE logic input/ E3 STATE DVDDIO F2 OUT3A MVCC3 3ch Driver A output output E4 IN5 DVDDIO IN5 logic input F3 OUT3B MVCC3 3ch Driver B output 4ch Driver F1 PIOUT1 DVDD PI driving output 1 F4 MVCC4 - power supply B6 PIOUT2 VDDAMP PI driving output 2 F5 OUT4A MVCC4 4ch Driver A output C5 SI1 DVDD Waveforming input1 C1 OUT4B MVCC4 4ch Driver B output 5ch Power supply of B5 SO1 DVDDIO Waveforming output1 F6 VDDAMP - current driver control 5ch Driver power D5 SI2 DVDD Waveforming input2 D6 RNF5 - supply E5 SO2 DVDDIO Waveforming output2 E6 OUT5A RNF5 5ch Driver A output A6 SI3 DVDD Waveforming input3 C6 OUT5B RNF5 5ch Driver B output Waveforming output3/ B4 SO3/SOUT DVDDIO SOUT logic output www.rohm.com TSZ02201-0M2M0BC12010-1-2 2013 ROHM Co., Ltd. All rights reserved. 2/20 TSZ2211115 001 2.May.2013 Rev.003