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AN8847SB Datasheet, PDF (4/7 Pages) Panasonic Semiconductor – Head amplifier IC for CD-ROM drive for 32 times speed or more | |||
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AN8847SB
ICs for Compact Disc/CD-ROM Player
s Electrical Characteristics at Ta = 25°C
Parameter
Symbol
Conditions
Current consumption with no load R ITOTALR VCC1 = 5 V, VCC2 = 3.3 V
VEQCTL = VREF2 +0.75 V
Current consumption with no load 1 ITOTAL1 VCC1 = 5 V, VCC2 = 3.3 V
VEQCTL = VREF2 +0.75 V
Current consumption with no load 2 ITOTAL2 VCC1 = 5 V, VCC2 = 3.3 V
VREF1 output voltage
VREF1 VCC1 = 5 V, VCC2 = 3.3 V
VREF2 output voltage
VREF2 VCC1 = 5 V, VCC2 = 3.3 V
Focus error amp.
Focus error amp.
output offset voltage
VFOâOF VCC1 = 5 V, VCC2 = 3.3 V
Focus error offset balance
crosstalk amount
Focus error amp.
V-V conversion gain
Focus error amp.
V-V conversion relative gain
Focus error amp.
balance output 1âH
Focus error amp.
balance output 1âL
Focus error amp.
balance relative output 2âH
Focus error amp.
balance relative output 2âL
Focus error amp.
frequency characteristics
VFOâOFB VCC1 = 5 V, VCC2 = 3.3 V
VFB = VREF2 ±0.5 V
GFO VCC1 = 5 V, VCC2 = 3.3 V
VGC = VREF2 â 0.75 V
âGFO VCC1 = 5 V, VCC2 = 3.3 V
VGC = VREF2 â 0.75 V
BFO1âH VCC1 = 5 V, VCC2 = 3.3 V
VFB = VREF2 +0.5 V
BFO1âL VCC1 = 5 V, VCC2 = 3.3 V
VFB = VREF2 â 0.5 V
BFOH VCC1 = 5 V, VCC2 = 3.3 V
VFB = VREF2 +0.5 V
BFOL VCC1 = 5 V, VCC2 = 3.3 V
VFB = VREF2 â 0.5 V
GFOF VCC1 = 5 V, VCC2 = 3.3 V
f = 3 kHz, 60 kHz
Focus error amp.
GCTRL gain ratio à 4
BFO4
VCC1 = 5 V, VCC2 = 3.3 V
VGC = VREF2
Tracking error amp.
Tracking error amp.
output offset voltage
VTRâOF VCC1 = 5 V, VCC2 = 3.3 V
Tracking error offset balance
crosstalk amount
Tracking error amp.
VâV conversion gain
Tracking error amp.
VâV conversion relative gain
Tracking error amp.
balance output 1âH
Tracking error amp.
balance output 1âL
VTRâOFB VCC1 = 5 V, VCC2 = 3.3 V
VTB = VREF2 ±0.5 V
GTR VCC1 = 5 V, VCC2 = 3.3 V
VGC = VREF2 â 0.75 V
âGTR VCC1 = 5 V, VCC2 = 3.3 V
VGC = VREF2 â 0.75 V
BTR1âH VCC1 = 5 V, VCC2 = 3.3 V
VTB = VREF2 +0.5 V
BTR1âL VCC1 = 5 V, VCC2 = 3.3 V
VTB = VREF2 â 0.5 V
Min Typ Max Unit
49.4 70.6 91.8 mA
3.8 5.4 7.0 mA
1.24 1.77 2.30 mA
2.27 2.50 2.73 V
1.50 1.65 1.80 V
â90 0 90 mV
â150 0 150 mV
12.3 14.4 16.5 dB
â1.5 0 1.5 dB
1.08 1.35 1.62 
0.45 0.65 0.85 
4.35 6.35 8.35 dB
â8.35 â6.35 â4.35 dB
â4.5 â3.0 â1.5 dB
3.3 4.3 5.3 
â60 0 60 mV
â200 0 200 mV
12.2 14.3 16.4 dB
â1.5 0 1.5 dB
0.45 0.65 0.85 
1.08 1.35 1.62 
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