KA3050

www.fairchildsemi.com KA3050 Camera Motor Drive and Control IC Features Built-in DC motor driver : 1.5-CH DC motor driver : CW, CCW & Brake Stepping motor driver Built-in strobo control Built-in IRED driver for auto-focus Built-in VE selector Built-in VE voltage detector Built-in 5V regulator Built-in step-up DC/DC converter controller Description The KA3050 is a monolithic integrated circuit, and suitable for the motor driver (AE, AF, zoom and reel motor driver) and the controller (strobo trigger, IRED driver, supply voltage detector, step-up converter control, etc.) in camera systems. 48-QFP-1010E Typical Applications Camera system Ordering Information Device KA3050 Package 48-QFP-1010E Operating Temp. −20°C ~ +50°C Rev. 1.0.1 February. 2000. ©2000 Fairchild Semiconductor International KA3050 Pin Assignments S-GND1 S-VE P-VE P-VE DEO RBT BTS VDS 36 35 34 33 32 31 30 29 28 27 26 25 FMO FBR FMI IRI VDD VDI VCC 37 38 24 23 P-GND2 IRO 39 22 DM1 MC1 40 21 DM2 MC2 41 20 DM3 MC3 MC4 42 19 P-GND2 SM1 43 KA3050 18 S-GND2 SC1 44 17 SM2 45 16 SM3 SM4 SC2 46 47 15 14 SC3 SM5 P-GND1 SC4 48 13 1 SEL 2 NES 3 PTR 4 NEC 5 TRI 6 MGI 7 P-GND1 8 VSI 9 VSI 10 OSC 11 TRO 12 MGO 2 KA3050 Pin Definitions Pin Number 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 Pin Name SEL NES PTR NEC TRI MGI P-GND1 VSI VSI OSC TRO MGO P-GND1 SM5 S...