AN8837SB Datasheet, PDF (4/7 Pages) Panasonic Semiconductor – Low power consumption CD-DA head amplifier IC for 3-beam system optical pick-up

AN8837SB
ICs for Compact Disc/CD-ROM Player
s Electrical Characteristics at T_a = 25°C
Parameter
Symbol
Conditions
Current consumption with no load
V_REF output pin
Focus error amplification
I_TOT
V_REF
V_CC = 3 V
V_CC = 3 V
Focus error amp.
output offset voltage
V_FO-OF V_CC = 3 V
Focus error offset balance
crosstalk amount
Focus error amp.
V-V conversion gain
Focus error amp.
V-V conversion relative gain
Focus balance
variable range 1−H
Focus balance
variable range 1−L
Focus balance
variable range 2−H
Focus balance
variable range 2−L
Focus error amp.
frequency characteristics
V_FO-OFB V_CC = 3 V
V_FB = V_REF ±0.375V
G_FO1
V_CC = 3 V
V_FB = V_REF
∆G_FO2 V_CC = 3 V
V_FB = V_REF
B_FO1-H V_CC = 3 V
V_FB = V_REF +0.375V
B_FO1-L V_CC = 3 V
V_FB = V_REF − 0.375V
B_FO2-H V_CC = 3 V
V_FB = V_REF +0.375V
B_FO2-L V_CC = 3 V
V_FB = V_REF − 0.375V
G_FOF V_CC = 3 V
f = 3 kHz, 50 kHz
Tracking error amplification
Tracking error amp.
output offset voltage
V_TR-OF V_CC = 3 V
Tracking error offset balance
crosstalk amount
Tracking error amp.
I−V conversion gain
Tracking error amp.
I−V conversion relative gain
Tracking balance
variable range 1−H
Tracking balance
variable range 1−L
Tracking balance
variable range 2−H
Tracking balance
variable range 2−L
Tracking error amp.
frequency characteristics
V_TR-OFB V_CC = 3 V
V_TB = V_REF ±0.375V
R_TR1
V_CC = 3 V
V_TB = V_REF
∆R_TR2 V_CC = 3 V
V_TB = V_REF
B_TR1-H V_CC = 3 V
V_TB = V_REF +0.375V
B_TR1-L V_CC = 3 V
V_TB = V_REF − 0.375V
B_TR2-H V_CC = 3 V
V_TB = V_REF +0.375V
B_TR2-L V_CC = 3 V
V_TB = V_REF − 0.375V
G_TR1 V_CC = 3 V
f = 5 kHz, 100 kHz
TEMUTE operation
V_23M V_CC = 3 V
Min Typ Max Unit
3.8 5.8 7.8 mA
1.37 1.50 1.63 V
−100 0 100 mV
−120 0 120 mV
9.6 12.2 14.7 dB
−1.5 0 1.5 dB
1.21 1.31 1.41 
0.48 0.69 0.9 
0.48 0.69 0.9 
1.21 1.31 1.41 
−4.7 −3.2 −1.7 dB
−97 0 97 mV
−120 0 120 mV
570 740 910 kΩ
−18 0
18
%
0.47 0.68 0.89 
1.22 1.33 1.44 
1.22 1.33 1.44 
0.47 0.68 0.89 
−5.0 −3.5 −2.0 dB
−75 0 75 mV
4