CXA1829N Просмотр технического описания (PDF) - Sony Semiconductor
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CXA1829N Datasheet PDF : 15 Pages
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CXA1829N
Electrical Characteristics (unless otherwise specified, VCC = 5 V, Ta = 25°C, Write current IW = 15 mA)
Refer to Measurement Circuit 1.
Measure-
Item
Symbol
Measurement conditions
ment Min. Typ. Max. Unit
point
Current consumption for
Read
IR R/W="H"
E
17
23
33
Current consumption for
Write
Current consumption for
Servo
IW R/W="L"
ISE WSER="L"
24
32
45
E
+IW +IW +IW
mA
71
91 111
E
+4×IW +4×IW +4×IW
Current consumption for
Power save
IP PS="H"
E
0.8 1.4 2.0
Digital low input voltage
Digital high input voltage
Digital low input current
Digital high input current
VIL
VIH
IL
High applied voltage: 5 V
Low applied voltage: 0 V
IH
B
D
F
2.0
G
H
-70
I
J
0.8
V
µA
70
Write-unsafe output
VWUS Output current: 1 mA
C
0.5 V
saturation voltage
Write-unsafe output leak
current
IWUS
C
10 µA
Power ON/OFF detector
VTH
threshold voltage
VCC
3.6 3.9 4.3 V
A
Write current setting
range
IW Current flowing between head pins.
A
5
15 mAo-p
Write current accuracy
When Write current is IW [mA], then:
∆Iw IW= _RK_w_(Rw:Ω),
A
-8
Refer to Fig. 12 (Characteristics) for K.
8
%
Read amplifier differential
voltage gain
Input voltage SG1:1mVp-p,300kHz
AV
Load resistance (RDX, RDY): 1kΩ
K
245 290 335 V/V
Bandwidth (-3 dB)
BW Frequency at which Av drops by 3dB
K
60
MHz
Input conversion noise
EN Head impedance: 0 Ω
K
voltage
Common mode rejection
In-phase input voltage SG2:100mVp-p,
CMRR
K
ratio
10 MHz
nV
0.55 0.7
√Hz
50
77
dB
—5—
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