Datasheet Serial-in / Parallel-out Driver Series 4-input Serial-in / Parallel-out Drivers BU2152FS Description Key Specifications BU2152FS is a CMOS output driver. It incorporates a Power supply voltage range: 2.7V to 5.5V built-in shift register and a latch circuit to turn on a Output voltage: 0V to V DD maximum of 24 output by a 4-wire interface, linked to a Operating temperature range: -25C to +85C microcontroller. A CMOS output can provides maximum 25mA current. Features Package W(Typ) x D(Typ) x H(Max) Possible to drive LED directly SSOP-A32 13.60mm x 7.80mm x 2.01mm 24bit parallel output Pin Configurations (Top View) VSS 1 32 VDD SSOP-A32 CLK 31 2 CLB VSS 3 30 STB DATA 4 29 SO Block Diagrams P1P1 28 55 P24 DATA P2P2 66 27 P23 CLK 77 26 P3P3 P22 Shift SO 88 25 P4P4 P21 STB Register 99 24 P5P5 P20 Controller CLB 1010 23 P6P6 P19 P7 22 11 P18 24bit P8 12 21 P1 7 13 20 P9 P16 Latch 14 P10 19 P15 Write Buffer 15 18 P11 P14 P1 P24 16 P12 17 P13 SSOP-A32 Product structureSilicon monolithic integrated circuit This product has no designed protection against radioactive rays www.rohm.com TSZ02201-0RHR1GZ00150-1-2 2014 ROHM Co., Ltd. All rights reserved. 1/12 TSZ2211114001 24.Aug.2015 Rev.002 BU2152FS Pin Descriptions Pin Pin No. I/O Function Name 1 VSS - Ground 2 CLK I Serial Clock Input 3 VSS - Ground 4 DATA I Serial Data Input 5 P1 6 P2 7 P3 8 P4 9 P5 10 P6 11 P7 12 P8 13 P9 14 P10 15 P11 16 P12 Parallel Data Output O 17 P13 18 P14 19 P15 20 P16 21 P17 22 P18 23 P19 24 P20 25 P21 26 P22 27 P23 28 P24 29 SO O Serial Data Output 30 STB I Strobe Signal Input (active Low) 31 CLB I Clear Signal Input (active Low) 32 VDD - Power Supply w ww.rohm.com TSZ02201-0RHR1GZ00150-1-2 2014 ROHM Co., Ltd. All rights reserved. 2/12 TSZ2211115001 24.Aug.2015 Rev.002