EVAL6470H Datasheet, PDF (14/70 Pages) STMicroelectronics – dSPIN fully integrated microstepping motor driver with motion engine and SPI

Electrical characteristics
L6470
Table 5. Electrical characteristics (continued)
Symbol
Parameter
t_holCS
t_disCS
t_setSDI
t_holSDI
t_enSDO
t_disSDO
t_vSDO
t_holSDO
Chip select hold time ⁽⁷⁾
Deselect time ⁽⁷⁾
Data input setup time ⁽⁷⁾
Data input hold time ⁽⁷⁾
Data output enable time ⁽⁷⁾
Data output disable time ⁽⁷⁾
Data output valid time ⁽⁷⁾
Data output hold time ⁽⁷⁾
Switch input (SW)
Test condition
R_PUSW SW input pull-up resistance
PWM modulators
f_PWM
Programmable PWM frequency ⁽¹⁾
N_PWM PWM resolution
Stall detection
SW = GND
f_osc = 16 MHz
f_osc = 32 MHz
I_STALL,MAX Maximum programmable stall threshold
STALL_TH = '1111111'
I_STALL,MIN Minimum programmable stall threshold
STALL_TH = '0000000'
I_STALL,RES Programmable stall threshold resolution
Overcurrent protection
I_OCD,MAX
I_OCD,MIN
I_OCD,RES
t_OCD,Flag
Maximum programmable overcurrent
detection threshold
Minimum programmable overcurrent
detection threshold
Programmable overcurrent detection
threshold resolution
OCD to flag signal delay time
t_OCD,SD OCD to shutdown delay time
Standby
I_qSTBY
Quiescent motor supply current in standby
conditions
t_STBY,min
t_logicwu
Minimum standby time
Logic power-on and wake-up time
OCD_TH = '1111'
OCD_TH = '0000'
dI_out/dt = 350 A/µs
dI_out/dt = 350 A/µs
POW_SR = '10'
V_S = 8 V
V_S = 36 V
Min. Typ. Max. Unit
10
ns
800
ns
25
ns
20
ns
38 ns
47 ns
57 ns
37
ns
60 85 110 kΩ
2.8
62.5
kHz
5.6
125
8
bit
4
A
31.2
5
mA
31.2
5
mA
6
A
0.37
5
A
0.37
5
A
650 1000 ns
600
ns
26 34
µA
30 36
10
μs
38 45 µs
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Doc ID16737 Rev 5