HA13571FR Datasheet, PDF (8/22 Pages) Hitachi Semiconductor – Combo (Spindle & VCM) Driver for HDD

HA13571FR
Timing Chart
1. SPN Input to Output Drivers
• Control Lines
SCNTL1
SCNTL2
SCNTL3
• Output Drivers
PWM Mode
SDRVU
Z PWM Z
Z PWM Z
Z
SDRVV
PWM Z
Z PWM Z
Z PWM Z
SDRVW
Z PWM Z
Z PWM Z
Z PWM
• Output Drivers
Linear Mode
SDRVU
Z
Z
Z
Z
Z
SDRVV
Z
Z
Z
Z
Z
SDRVW
Z
Z
Z
Z
Z
• Comparators
SENU
SENV
SENW
Note: "Z" = High impedance
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