AMIS-30622_13 Datasheet, PDF (9/50 Pages) ON Semiconductor – I2C Micro-Stepping Motor Driver

AMIS−30622
Table 6. AC PARAMETERS
Symbol Pin(s)
Parameter
SWITCH INPUT AND HARDWIRE ADDRESS INPUT
T_sw
T_{sw_on}
Scan pulse period (Note 19)
SWI
HW ^{Scan pulse duration}
(Note 19)
MOTORDRIVER
F_pwm
PWM frequency (Note 19)
T_brise
T_bfall
Turn−on transient time
MOTxx
Turn−off transient time
T_stab
Run current stabilization time (Note 19)
CHARGE PUMP
f_CP
CPN Charge pump frequency
CPP (Note 19)
19. Derived from the internal oscillator
20. See SetMotorParam
Test Conditions
V_BB = 14 V
V_BB = 14 V
Min
Typ
Max
Unit
1024
ms
64
ms
18
20
22
kHz
Between 10% and 90%
140
ns
130
ns
1/V_min
ms
V_BB = 14 V
250
kHz
SDA
START
V_IHmin
t_F
t_HD,START
SCK
V_ILmax
t_R
t_HD,DATA
REPEATED START
t_SU,DATA
t_SU,START
STOP
START
t_SP
t_SU,STOP
t_BUF
t_LOW
t_HIGH
Figure 5. I²C Timing Diagrams
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