AMIS-30542 Datasheet, PDF (6/29 Pages) ON Semiconductor – AMIS-30542 Micro-Stepping Motor Driver

AMIS−30542
Table 5. DC PARAMETERS (The DC parameters are given for V_BB and temperature in their operating ranges unless otherwise
specified) Convention: currents flowing in the circuit are defined as positive.
Symbol
Pin(s)
Parameter
Remark/Test Conditions
Min
Typ
Max Unit
SUPPLY AND VOLTAGE REGULATORS
V_BB
Nominal operating supply range
6
I_BB
V_{BB Total internal current consumption Unloaded outputs}
(Note 6)
30
V
8
mA
V_DD
I_INT
I_LOAD
Regulated Output Voltage
Internal load current (Note 6)
Max Output Current (external and
V_DD internal loads)
I_DDLIM
Current limitation
I_{LOAD_PD}
Output current in Power Down
POWER−ON−RESET (POR)
Unloaded outputs
6 V v V_BB < 8 V
8 V v V_BB v 30 V
Pin shorted to ground
4.75
5
5.25
V
8
mA
20
50
150 mA
1
mA
V_DDH
V_DDL
V_DD
MOTORDRIVER
Internal POR comparator threshold V_DD rising
Internal POR comparator threshold V_DD falling
4.0
4.25
4.4
V
3.68
V
I_MDmax,Peak
I_Mdmax,RMS
I_Mdabs
I_Mdrel
I_{SET_TC1}
MOTXP
MOTXN
MOTYP
MOTYN
Max current through motor coil in T_J = −40°C
normal operation
Max RMS current through coil in T_J = −40°C
normal operation
Absolute error on coil current
Error on current ratio I_COILx / I_COILy
Temperature coefficient of coil
current set−level, CUR[4:0] =
0...27
−40°C v T_J v 160°C
5525
3906
−10
−7
−240
mA
mA
10
%
7
%
ppm/K
I_{SET_TC2}
Temperature coefficient of coil
current set−level, CUR[4:0] =
28...31
−40°C v T_J v 160°C
−490
ppm/K
R_HS
R_LS3
R_LS2
R_LS1
R_LS0
I_Mpd
DIGITAL INPUTS
On−resistance high−side driver,
CUR[4:0] = 0...31 (Note 7)
On−resistance low−side driver,
CUR[4:0] = 23...31 (Note 7)
On−resistance low−side driver,
CUR[4:0] = 16...22 (Note 7)
On−resistance low−side driver,
CUR[4:0] = 9...15 (Note 7)
On−resistance low−side driver,
CUR[4:0] = 0...8 (Note 7)
Pull down current
V_BB = 12 V, T_J = 27°C
V_BB = 12 V, T_J = 160°C
V_BB = 12 V, T_J = 27°C
V_BB = 12 V, T_J = 160°C
V_BB = 12 V, T_J = 27°C
V_BB = 12 V, T_J = 160°C
V_BB = 12 V, T_J = 27°C
V_BB = 12 V, T_J = 160°C
V_BB = 12 V, T_J = 27°C
V_BB = 12 V, T_J = 160°C
HiZ mode
0.10
0.16
W
0.16
0.31
W
0.11
0.16
W
0.18
0.31
W
0.22
0.31
W
0.35
0.63
W
0.47
0.63
W
0.74
1.25
W
0.92
1.25
W
1.51
2.50
W
10
mA
I_leak
Input Leakage (Note 8)
DI, CLK
V_IL
NXT, DIR Logic Low Threshold
V_IH
CLR, CS _{Logic High Threshold}
T_J = 160°C
0
2.20
1
mA
0.65
V
V_DD
V
R_{pd_CLR}
CLR Internal Pulldown Resistor
120
300
kW
R_{pd_TST}
TST0 Internal Pulldown Resistor
3
9
kW
6. Current with oscillator running, all analogue cells active, SPI communication and NXT pulses applied. No floating inputs. Parameter
guaranteed by design.
7. Characterization Data Only
8. Not valid for pins with internal Pulldown resistor
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