an8725fh Panasonic Corporation of North America, an8725fh Datasheet - Page 33

• Manufacturer Part Number: an8725fh
• Description: Semiconductor Laser Power Control Ic
• Manufacturer: Panasonic Corporation of North America

ICs for Optical Disk Drive
RPHOLD
5. Register circuit configuration (continued)
3) DAC56R, DAC56W
Application Notes (continued)
DT0
to DT7
WR5
WR6
RD5
RD6
White data (0 to 7)
White data (0 to 7)
Read data (0 to 7)
Read data (0 to 7)
8-bit
8-bit
8-bit
8-bit
D
D
3-state
3-state
D-FF
driver
D-FF
driver
CK
CK
Q
Q
Data (0 to 7)
Data (0 to 7)
Data (0 to 7)
Data (0 to 7)
8-bit
8-bit
8-bit
8-bit
RPHOLD high
RPHOLD low
A
B
output A
output B
Selector
Data (0 to 3)
Data (4 to 7)
AN8725FH
Insufficiently
emitted light
emitted light
Excessively
DAC5
DAC6
4-bit
4-bit
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