AMIS30623C623BRG Datasheet, PDF (8/61 Pages) ON Semiconductor – Micro-stepping Motor Driver

AMIS−30623
AC PARAMETERS
The AC parameters are guaranteed for temperature and V_BB in the operating range unless otherwise specified.
The LIN transmitter and receiver physical layer parameters are compliant to LIN rev. 2.0 & 2.1.
Table 6. AC PARAMETERS
Symbol Pin(s)
Parameter
Test Conditions
POWERUP
T_pu
Power−up time
INTERNAL OSCILLATOR
Guaranteed by design
f_osc
Frequency of internal oscillator
V_BB = 14 V
LIN TRANSMITTER CHARACTERISTICS ACCORDING TO LIN v2.0 & v2.1
D1
Duty cycle 1 = t_{Bus_rec(min)} /
THRec(max) = 0.744 x V_BB
(2 x t_Bit); See Figure 5
THDom(max) = 0.581 x V_BB;
V_BB = 7.0 V...18 V;
t_Bit = 50 ms
LIN
D2
Duty cycle 2 = t_{Bus_rec(max)} /
THRec(min) = 0.284 x V_BB
(2 x t_Bit); See Figure 5
THDom(min) = 0.422 x V_BB;
V_BB = 7.6 V...18 V;
t_Bit = 50 ms
LIN RECEIVER CHARACTERISTICS ACCORDING TO LIN v2.0 & v2.1
trx_pdr
Propagation delay bus dominant
to RxD = low
V_BB = 7.0 V & 18 V;
See Figure 5
trx_pdf
Propagation delay bus recessive
LIN _{to RxD = high}
V_BB = 7.0 V & 18 V;
See Figure 5
trx_sym
Symmetry of receiver propagation
delay
trx_pdr − trx_pdf
SWITCH INPUT AND HARDWIRE ADDRESS INPUT
T_sw
T_{sw_on}
SWI
HW2
Scan pulse period (Note 18)
Scan pulse duration
(Note 18)
V_BB = 14 V
V_BB = 14 V
MOTORDRIVER
F_pwm
PWM frequency (Note 18)
PWMfreq = 0 (Note 19)
PWMfreq = 1 (Note 19)
F_{jit_depth}
T_brise
T_bfall
T_stab
PWM jitter modulation depth
MOTxx _{Turn−on transient time}
Turn−off transient time
Run current stabilization time
(Note 18)
PWMJen = 1 (Note 19)
Between 10% and 90%
CHARGE PUMP
f_CP
CPN Charge pump frequency
CPP (Note 18)
V_BB = 14 V
18. Derived from the internal oscillator
19. See SetMotorParam and PWM Regulator
Min
3.6
0.396
−2
20.6
41.2
29
Typ
4.0
1024
128
22.8
45.6
10
140
130
32
250
Max
10
4.4
0.581
6
6
+2
25.0
50.0
35
Unit
ms
MHz
ms
ms
ms
ms
ms
kHz
kHz
%
ns
ns
ms
kHz
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