Photo diode IC KOD-1081 Features DIMENSIONS Full CMOS Seven Channel, Integrated High Speed (Unit : ) Photodiodes and Current to Voltage Transimpedance Amplifiers Four High Speed( 55/35MHz typ) Data Channels (A1/a1 ~ A4/a4) Two Low Speed Tracking Channels (E, F) High PD Sensitivity Optimized for DVD/CD Applications with Red Laser Diode ( =650 with IR Laser Diodes ( =780 ) and for CD Applications ) Applications CD-R/CD-RW Pick-up DVD-ROM / CD-ROM Drivers Absolute Maximum Ratings Description [Ta = 25 Symbol Ratings Condition Power Supply Voltage Vcc 4.5 ~ 5.5 V - Output Voltage Vo Vcc + 0.5 V - Soldering Temperature Tsol Storage Temperature Tstg 260 - 30 ~ + 85 - Electro-Optical Characteristics Parameter [Ta = 25 Symbol Characteristics Condition Output Offset Voltage Voff ±15mV VA1/a1 ~ VA4/a4 Output Offset Voltage Difference Voff ±25mV VA1/a1 ~ VA4/a4 Sensitivity Vo Cutoff Frequency fc Maximum Output Voltage Vomax Output Noise Level Vn Operating Temperature Range MIN 23.0 mV/ =650nm , Va1 ~ Va4 MIN 29.0 mV/ =780nm , VA1 ~ VA4 TYP 55 MHz =650nm , Va1 ~ Va4 TYP 35 MHz =780nm , VA1 ~ VA4 MIN 3.8V VA1/a1 ~ VA4/A4 TYP -81dBm -20 ~+75 Topr 1/2 ] VA1/a1 ~ VA4/A4 - ] Photo diode IC KOD-1081 Block Diagram Detecting Pattern of Photo Diode Unit: 2/2