HA13566AF Datasheet, PDF (18/20 Pages) Hitachi Semiconductor – Combo (Spindle & VCM) Driver

HA13566AF
Electrical Characteristics (Ta = 25°C, V_CC = 5 V) (cont)
Item
VCM
driver
Symbol Min
Resolution
Ires
—
DAC output
resistor
Rout
—
Output current full I_FS1
345
scale
I_FS2
45
Gain ratio
I_FS1 / I_FS2
7.5
Offset
Ioff1
—
Ioff2
—
Ioff3
—
Linearity
I_LIN
—
Gain Bandwidth B
—
Typ Max
1/512 —
—
50
Units
—
Ω
385
425
mA
50
55
mA
8.0
8.5
—
—
±15
LSB
—
±20
LSB
—
±80
LSB
—
±1
LSB
40
—
kHz
—
95
—
kHz
Retract Retpow voltage
Vretpow 1.4
—
—
V
driver
Retout saturation Vsatret
—
voltage
1.0
1.2
V
LVI
Operating voltage Vsd
3.55 3.85 4.15 V
Recovery voltage Vrec
3.9
4.2
4.5
V
POR
Power on reset
POR
5
10
20
ms
delay time
OTSD
Operating
Tsd
125
150
—
°C
temperature
Hysteresis
Thys
—
25
—
°C
Note: 1. Design guide only
2. Specified by shorting between VCMIN and DACOUT.
Test
Conditions
Applicable
Terminal
21, 22, 23
14
Note
1
DD9=1, R_S= 2, 14
2
1Ω, R_L=14Ω
DD9=1, R_S=
1Ω, R_L=14Ω
Ioff1×8–Ioff2
21, 22, 23
DD9=1, R_S=
1
1Ω, R_L=14Ω
DD9=0, R_S=
1Ω, R_L=14Ω
R_S=1.0Ω,
18
R_L=14Ω
Iret=100mA
Iret=100mA 19
3
1
C₁₀₇=0.1µF
13
1
18