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-DRAM

Serial

-FROM

3.3V

3.3V

3.3V

generator

circuit

MCU & HDC & RDC

Combo

1.2V

generator

circuit

1.2V

SVC

-3.0V

PreAMP

Figure 4.1 Power supply configuration

4-4

C141-E224

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Fujitsu MHV2040BH, MHV2120BH, MHV2100BH, MHV2080BH, MHV2060BH manual Power supply configuration