CXA2534Q データシートの表示（PDF） - Sony Semiconductor
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CXA2534Q Datasheet PDF : 23 Pages
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CXA2534Q
Electrical Specifications
If not specified, Ta=25 °C, Batt=2.4 V, VCC1=VCC2=3.2 V, Vref=1.6 V, ChgVCC=0 V, fCLK=88.2 kHz
Item
Symbol
Min. Typ. Max. Unit
Condition
1. Overall
Batt standby current
IST
—
0
2
µA Batt=9 V, VCC1=VCC2=0 V
Batt quiescent current
IBAT
—
2
3.2 mA PVCC=PWM, FT Mute=3.2 V
VCC1 quiescent current
IVCC1
—
4.9
6.7 mA PVCC=0.45 V, FT Mute=3.2 V, EI=0 V
VCC2 quiescent current
IVCC2
4.2 6.4 mA PVCC=0.45 V, FT Mute=3.2 V
ChgVCC quiescent current
IChgVCC
0.79 1.2 mA ChgVCC=4.5 V, Rch=open
2. H-Bridge driver
Spindle
Gv (sp)
21.9 23.9 25.9 dB
Voltage gain
Sled
Focus
Gv (sled)
Gv (focus)
14 15.5 17
dB
14 15.5 17
dB
Track
Gain difference
Gv (track)
∆Gv
14 15.5 17
dB
–2
0
2
dB
Spindle
Rin (sp)
5.7 7.5
11
kΩ
Sled
Input impedance
Focus
Rin (sled)
Rin (focus)
8.8 11
8.8 11
15
kΩ IN∗=1.7 and 1.8 V
15
kΩ
Track
Spindle
Rin (track)
Vom (sp)
8.8 11
15
kΩ
1.9 2.1
—
V
Maximum
output voltage
Sled
Focus
Vom (sl)
Vom (foc)
1.9 2.05 —
1.9 2.05 —
V
IN=0 and 3.2 V, PVCC=4 V
V
Track
Vom (tra)
1.9 2.05 —
V
Upper Tr
saturation
voltage
Spindle
Sled
Focus
Track
VSAT (sp)
VSAT (sl)
VSAT (foc)
VSAT (tra)
— 280 400 mV Io=400 mA, SP IN=0 and 3.2 V
— 280 400 mV Io=300 mA, SLED IN=0 and 3.2 V
— 230 400 mV Io=200 mA, FOCUS IN=0 and 3.2 V
— 230 400 mV Io=200 mA, TRACK IN=0 and 3.2 V
Lower Tr
saturation
voltage
Spindle
Sled
Focus
Track
VSATL (sp)
VSATL (sl)
VSATL (foc)
VSATL (tra)
— 230 400 mV Io=400 mA, SP IN=0 and 3.2 V
— 250 400 mV Io=300 mA, SLED IN=0 and 3.2 V
— 200 400 mV Io=200 mA, FOCUS IN=0 and 3.2 V
— 200 400 mV Io=200 mA, TRACK IN=0 and 3.2 V
Input offset voltage
VOI
–5
0
5
mV
Spindle
VOO (sp)
Output offset
voltage
Sled
Focus
VOO (sled)
–50
0
VOO (focus)
50 mV Vref=IN=1.6 V
Track
VOO (track)
Spindle
VDB (sp)
–5
20
45 mV
Dead band
Sled
Focus
VDB (sled)
–10 15
40 mV
VDB (focus) –10 15
40
mV
Track
VDB (track)
–10 15
40
mV SP IN=1.8V
Spindle mute on
VMSP(on)
2
—
—
V SP IN=1.8V
Spindle mute off
VMSP(off)
—
—
0.8
V SLED IN=1.8V
Sled brake on
VBSL(on)
2
—
—
V SLED IN=1.8V
Sled brake off
VBSL(off)
—
—
0.8
V
∗ IN means SP IN, SLED IN, FOCUS IN or TRACK IN.
—12—
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