TDA5345HT Datasheet, PDF (39/44 Pages) NXP Semiconductors – 5 V spindle & VCM driver combo

Philips Semiconductors
5 V spindle & VCM driver combo
Preliminary specification
TDA5345HT
SYMBOL
V_ClampOutL
INL₁₂
DNL₁₂
PARAMETER
CONDITIONS
output voltage @ code 800 code written to register #8
integral non-linearity
differential non-linearity
4-6 VCM offset current using DAC 6
SYMBOL
RESO₆
t_SetFull
t_SetLSB
I_OffFullPos
I_OffFullNeg
INL₆
DNL₆
PARAMETER
resolution
settling time, full range
settling time, 1 LSB
full scale positive current
full scale negative current
integral non-linearity
differential non-linearity
CONDITIONS
GbD
GbD
5. Others features
5-1 Power-On-Reset circuit:
SYMBOL
V_T5
V_H5
R_L5
RATIO_5v
i_CPOR
V_OP
V_OL
R_PU
t_RES
PARAMETER
CONDITIONS
threshold voltage level for
the 5 V supply.
5 V detection hysteresis
resistor between Por5Adj
and GND
por5Adj resistors ratio
por cap current charge
Ratio₅ = R_L5 / (R_L5 + R_H5)
minimum operating voltage GbD
low level output voltage
pull up resistor
I_L = 1 mA
between Vdd5 & PorN
response time
5-2 Low voltage monitor circuit:
SYMBOL
V_FAULT
V_Hfault
t_RES
PARAMETER
fault detect voltage
fault detection hysteresis
response time
CONDITIONS
MIN.
0.462
-5
-0.5
TYP.
0.482
MAX.
0.502
+5
+0.5
UNIT
V
LSB
LSB
MIN.
6
45
-55
-1
-0.5
TYP.
6
50
-50
MAX.
2.0
1.0
55
-45
+1
+0.5
Unit
Bits
µs
µs
mA
mA
LSB
LSB
MIN.
3.98
TYP. MAX. UNIT
4.1
4.22
V
80
110
140
mV
54
kΩ
0.3
2.4
µA
0.5
V
0.5
V
14
20
26
kΩ
0.5
1
µs
MIN. TYP.
4.08
4.2
70
100
0.5
MAX. UNIT
4.32
V
130
mV
1
µs
1999 June 10
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