HA13561F
Electrical Characteristics (Ta = 25°C, Vps = 12 V, VSS = 5 V) (cont)
Item
Applicable
Symbol Min Typ Max Unit Test Conditions Pins
Note
Logic input 4 Input dead
I DEAD
—
—
±10 µA
44
(SPNENB) current
Logic input 5 Input low voltage VIL5
(POLSEL)
(CONTSEL)
— — 1.0 V
40, 41
Input middle
VIM5
voltage
2.0 — 3.1 V
Input high
voltage
VIH5
3.9 — — V
Input low current IIL5
Input high
I IH5
current
–38 –53 –75 µA
38 53 75 µA
Input = GND
Input = 5.0 V
Spindle
driver
Total saturation Vsatspn —
voltage
0.8 1.1 V
Ispn = 1.0 A
16, 20, 21
— — 0.5 V
Ispn = 0.35 A
Saturation at Vbreak — — 0.7 V
braking
Ibreak = 0.6 A
Leak current Icer1 —
—
±2.0 mA SPNENAB = Open
Current limiter VOCL
reference
voltage
430 480 530 mV VCLREF = 500 mV 17
RNF = 1.0 Ω
Control amp
Gctl
—
–2
±2
dB
RNF = 1.0 Ω
gain
17, 22
B-EMF amp. Input sensitivity Vmin — 100 — mVp-p
16, 20, 21 1
Charge
pump
Reference
voltage
VR1 1.06 1.17 1.28 V
R1a + R1b = 24 Ω 22, 24
C-PUMP = 1.0 V
Charge current ICH1
Discharge
I DIS1
current
40 45 50 µA
–40 –45 –50 µA
Leak current Icer2 —
—
±50 nA
Speed discri Operating
fclk
— — 8.0 MHz
42
frequency
Start up
circuit
Threshold
voltage
VthH 1.6 1.8 2.0 V
24, 39
VthL
Charge current ICH2
0.3 0.5 0.7 V
21 23 26 µA R1a + R1b = 24 kΩ
COMM = 1 V
Discharge
current
I DIS2
–19 –22 –25 µA
21