Datasheet

TMC2300 DATASHEET (Rev. 1.02 / 2019-NOV-06) 62
www.trinamic.com
Detector levels
DC-Characteristics
V
VS
= 8.0V, V
VIO
=3.3V
Parameter
Symbol
Conditions
Min
Typ
Max
Unit
V
VS
undervoltage threshold for
RESET
V
UV_VS
V
VS
rising
1.8
2.1
V
V
VS
falling
1.5
1.7
1.85
V
V
VIO
undervoltage threshold for
RESET
V
UV_VIO
V
VIO
rising
1.8
1.9
V
V
VIO
falling
1.5
1.7
V
VIO
low power standby input
voltage
V
UV_VIOHYST
0.4
V
Worst case power-up delay time
V
VS
= 2.0V, V
VIO
=2.0V
500
µs
Short to GND detector threshold
(V
VS
- V
Ox
)
V
OS2G
V
VS
≥ 3.5V required
for operation
0.5
0.8
V
Short to VS detector threshold
(V
Ox
)
V
OS2G
1.0
1.2
1.6
V
Short detector delay
(high side / low side switch on
to short detected)
t
S2G
1
µs
Overtemperature prewarning
120°C
t
OTPW
Temperature rising
100
120
140
°C
Overtemperature shutdown
150°C
t
OT150
Temperature rising
135
150
170
°C
3.5V Detector Threshold U3V5
V
VS3V5
VS falling
3.15
3.5
V
3.5V Detector Threshold U3V5
V
VS3V5
VS rising
3.7
4.1
V
COMPA1A2, COMPB1B2 Offset
Voltage
V
CABOFS
Lowside MOSFETs
ON
+-10
mV
Sense resistor voltage levels
DC-Characteristics
f
CLK
=16MHz
Parameter
Symbol
Conditions
Min
Typ
Max
Unit
Sense input peak threshold
voltage (low sensitivity)
V
SRT
csactual=31
CUR_A/B=248
Hyst.=0; I
BRxy
=0
325
mV
Sense input tolerance / motor
current full scale tolerance
I
COIL
-5
+5
%
Internal resistance from pin BRxy
to internal sense comparator
(additional to sense resistor)
R
BRxy
30
mΩ
Digital pins
DC-Characteristics
Parameter
Symbol
Conditions
Min
Typ
Max
Unit
Input voltage low level
V
INLO
-0.3
0.3 V
VIO
V
Input voltage high level
V
INHI
0.7 V
VIO
V
VIO
+0.3
V
Input Schmitt trigger hysteresis
V
INHYST
V
VIO
=3.3V
0.12
V
VIO
V
Output voltage low level
V
OUTLO
I
OUTLO
= 2mA,
V
VIO
=3.3V
0.2
V
Output voltage high level
V
OUTHI
I
OUTHI
= -2mA,
V
VIO
=3.3V
V
VIO
-0.2
V
Input leakage current
I
ILEAK
-1
1
µA
Digital pin capacitance
C
3.5
pF