Theory of Device Operation

(4) Controller circuit

Major functions are listed below.

Serial-ATA interface control and data transfer control Data buffer management

Sector format control

Defect management

ECC control

Error recovery and self-diagnosis

5.0V

S-DRAM3.3V

Generator

Circuit

3.3V

MCU & HDC & RDC

Integration

1.2V Generator Circuit

SVC

-3V Generator Circuit

-3.0V

PreAMP

1.2V

Figure 4.1 Power supply configuration

4-4

C141-E262

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Fujitsu MHY2060BH, MHY2160BH, MHY2200BH, MHY2250BH, MHY2100BH, MHY2120BH, MHY2080BH, MHY2040BH manual Power supply configuration