CXA2697ER Overview
The CXA2697ER is a laser driver IC corresponded to DVD ×12 and capable of driving two high output lasers (CD/DVD) for writable optical discs.
CXA2697ER Key Features
- CD write channel maximum drive current: 300mA (VCC = 3V, VCC_LD = 4.5V, VOP = 2.5V)
- CD total maximum drive current: 370mA (VCC = 3.3V, VCC_LD = 5V, VOP = 2.5V)
- DVD write channel maximum drive current: 270mA (VCC = 3V, VCC_LD = 4.5V, VOP = 3V)
- DVD total maximum drive current: 360mA (VCC = 3.3V, VCC_LD = 5V, VOP = 3V)
- Capable of generating five-value recording waveform through control of five channels
- Rise/Fall times = 1ns
- Read Channel: ×125
- Write Channel: ×470
- Read Channel has extensive low-noise design 1.5nA/√Hz (@20MHz, ILD = 35mA, Imod = 20mAp-p)
- High frequency modulator circuit