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TDA5345HT 데이터시트(PDF) 6 Page - NXP Semiconductors

부품명 TDA5345HT
상세설명  5 V spindle & VCM driver combo
PDF  44 Pages
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제조업체  PHILIPS [NXP Semiconductors]
홈페이지  http://www.nxp.com
Logo PHILIPS - NXP Semiconductors

TDA5345HT 데이터시트(HTML) 6 Page - NXP Semiconductors

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1999 June 10
6
Philips Semiconductors
Preliminary specification
5 V spindle & VCM driver combo
TDA5345HT
SCLK
41
serial port Clock
I
SEN_N
42
serial port ENABLE line: active low
I
SpinMechClock
43
spindle rotation speed (1 pulse / revolution)
O
SpinDigOut
44
spindle back-EMF comparator output or commutation clock
O
RetReset
45
external capacitor used to reset the retract sequence state machine
I
RegNPNBase
46
3v3 DC-DC converter output (drives an external NPN)
O
RegSense
47
3v3 DC-DC converter input
I
GndDig
48
digital ground
GROUND
VcmDacOut
49
12-bit VCM DAC output
O
ShockRef
50
shock sensor reference voltage
O
ShockFiltOut
51
shock sensor RC low pass filter output
O
ShockCompOut
52
shock sensor comparator output
O
ShockCom
53
shock sensor input common mode
I
ShockAmpOut
54
shock sensor amplifier output
O
ShockInput
55
shock sensor input
I
Vdd5Ana2
56
analog power supply
SUPPLY
TempMux
57
internal thermal monitor circuitry voltage output
O
SpinSpeedFilter
58
external FLL/PLL speed loop filter
O
SpinCompens
59
spindle current loop compensation capacitor
O
BrakePower
60
external capacitor to supply the spindle brake at power down
I
SpinCenterTap
61
spindle centre tap connection
I
RetPmosDrain
62
retract Pmos transistor drain connection
O
IsoSwSo
63
spindle power outputs supply
SUPPLY
GNDAna3
64
analog ground
GROUND
SYMBOL
PIN #
DESCRIPTION
I/O



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