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| AN8725FH Datasheet, PDF (11/36 Pages) Panasonic Semiconductor – Semiconductor laser power control IC | |||
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ICs for Optical Disk Drive
AN8725FH
s Electrical Characteristics at VCC = 5.0 V, Ta = 25°C (continued)
Parameter
Symbol
Conditions
Min Typ Max Unit
DAC8 block (continued)
Maximum output current
I8max Set to DAC8 = "Fh",
70 80 90 mA
DAC1 [FFh], DAC9 [1Fh], DAC7 [0h]
Minimum output current
I8min Set to DAC8 = "0h",
4
5
6 mA
DAC1 [FFh], DAC9 [1Fh], DAC7 [0h]
Settling time
tSDA8
XWR â to DAC8 [0h to Fh],
DAC1 [80h], ±0.5 LSB,
DAC9 [00h], DAC7 [0h]
 50 250 ns
DAC2 block
Resolution
RES2
 8  bit
Integral linearity error
EL2
â1.0  5.0 LSB
Differential linearity error
ED2
â1.0  1.0 LSB
Maximum output current
Offset current
Settling time
I2max
I2OF
tSDA2
DAC2 = "FFh", DAC4 [Fh]
DAC2 = "00h", DAC4 [Fh]
XWR â to DAC2 [10h to FFh],
±2.0 LSB, DAC4 [Fh]
133 150 170 mA
â 0.1  0.1 mA
 100 250 ns
DAC3 block
Resolution
RES3
 8  bit
Integral linearity error
EL3
â1.0  5.0 LSB
Differential linearity error
ED3
â1.0  1.0 LSB
Maximum output current
Offset current
Settling time
I3max
I3OF
tSDA3
DAC3 = "FFh", DAC4 [Fh]
DAC3 = "00h", DAC4 [Fh]
XWR â to DAC3 [10h to FFh],
±2.0 LSB, DAC4 [Fh]
133 150 170 mA
â 0.1  0.1 mA
 200 450 ns
DAC4 block
Resolution
RES4
 4  bit
Integral linearity error
EL4
â1.0  1.0 LSB
Differential linearity error
ED4
â1.0  1.0 LSB
Maximum output current
Offset current
Settling time
I4max
I4OF
tSDA4
DAC2 = "FFh", DAC4 [Fh]
DAC2 = "00h", DAC4 [Fh]
XWR â to DAC4 [0h to Fh],
±0.5 LSB, DAC2 [FFh]
133 150 170 mA
â 0.1  0.1 mA
 300 600 ns
DAC9 block
Resolution
RES9
 5  bit
Integral linearity error
EL9
â1.0  1.0 LSB
Differential linearity error
ED9
â1.0  1.0 LSB
Maximum output current
I9max DAC9 = "1Fh", DAC7 [Fh],
DAC1 [00h], DAC8 [0h]
133 150 170 mA
11
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