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TDA5345HT датащи(PDF) 38 Page - NXP Semiconductors

номер детали TDA5345HT
подробное описание детали  5 V spindle & VCM driver combo
PDF  44 Pages
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производитель  PHILIPS [NXP Semiconductors]
домашняя страница  http://www.nxp.com
Logo PHILIPS - NXP Semiconductors

TDA5345HT датащи(HTML) 38 Page - NXP Semiconductors

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1999 June 10
38
Philips Semiconductors
Preliminary specification
5 V spindle & VCM driver combo
TDA5345HT
4-2 VCM current control
4-3 VCM current sense amplifier
4-4 VCM back-EMF amplifier
4-5 VCM DAC12
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNITS
GBW
error amplifier bandwidth
@ unity Gain, GbD
4
5.5
MHz
VVcmRef
Vcm loop ref. voltage
generated by DAC-12
1.402
1.482
1.562
V
VClampOutL
error amp out clamping
Vdd5 = 5 V
1.2
1.3
1.4
V
VClampOutL
error amp out clamping
Vdd5 = 5 V
3.6
3.7
3.8
V
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
VComMod
input voltage range
-0.3
VDD5
+0.3
V
BW
bandwidth
GbD
260
530
kHz
RFB
feed back resistor
2.5
3.145
3.9
k
Ω
PSRR
power supply rejection
ratio
@ 1 kHz, GbD
60
dB
CMRR
common mode rejection
ratio
@ 1 kHz, GbD
60
dB
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
VComMod
input voltage range
both OpAmps
-0.3
VDD5
+0.3
V
VOL
minimum output voltage
both OpAmps, GbD
100
mV
VOH
maximum output voltage
both OpAmps, GbD
VDD5
-0.1
V
PSRR
power supply rejection
ratio
both OpAmps, @ 1 kHz,
GbD
60
dB
CMRR
common mode rejection
ratio
both OpAmps, @ 1 kHz,
GbD
60
dB
GBW
unity-gain bandwidth
0.77
1.6
MHz
1rst stage input offset
-5
+5
mV
GBEMF2
2nd stage amplifier gain
1.96
2
2.04
VOS2
2nd stage output offset
-20
+20
mV
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
RESO12
resolution
12
12
Bits
tSET
settling time
to within 0.5 LSB
2.0
µs
VrefHighHG
output voltage @ code 7FF code written to register #8
2.382
2.482
2.582
V
VrefHighLG
output voltage @ code 7FF code written to register #7
1.652
1.732
1.852
V
VrefMiddle
output voltage @ code 000
1.422
1.482
1.542
V
VrefLowLG
code written to register #7
1.192
1.232
1.272
V



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