
TMC246 / TMC246A DATA SHEET (V2.03 / Nov. 6th, 2006)
21
Copyright © 2005, TRINAMIC Motion Control GmbH & Co KG
DC Characteristics
DC characteristics contain the spread of values guaranteed within the specified supply voltage and
temperature range unless otherwise specified. Typical characteristics represent the average value of
all parts.
Logic supply voltage:
VCC = 3.0 V ... 5.5 V,
Junction temperature: TJ = -40°C … 150°C,
Bridge supply voltage : VS = 7 V … 34 V
(unless otherwise specified)
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
ROUT,Sink
RDSON of sink-transistor
TJ = 25°C
VS ≥ 8V
0.12
0.19
Ω
ROUT,Source RDSON of source-transistor
TJ = 25°C
VS ≥ 8V
0.22
0.36
Ω
ROUT,Sink
RDSON of sink-transistor max.
TJ =150°C
VS ≥ 8V
0.20
0.26
Ω
ROUT,Source RDSON of source-transistor max.
TJ =150°C
VS ≥ 8V
0.37
0.47
Ω
VDIO
Diode forward voltages of Oxx
MOSFET diodes
TJ = 25°C
IOXX = 1.05A
0.84
1.12
V
VCCUV
VCC undervoltage
2.5
2.7
2.9
V
VCCOK
VCC voltage o.k.
2.7
2.9
3.0
V
ICC
VCC supply current
fosc = 25 kHz
0.85
1.35
mA
ICCSTB
VCC supply current standby
0.45
0.75
mA
ICCSD
VCC supply current shutdown
ENN = 1
37
70
µA
VSUV
VS undervoltage
5.5
5.9
6.2
V
VCCOK
VS voltage o.k.
6.1
6.4
6.7
V
ISSM
VS supply current with fastest
slope setting (static state)
VS = 14V,
RSLP = 0K
6
mA
ISSD
VS supply current shutdown or
standby
VS = 14V
28
50
µA
VIH
High input voltage
(SDI, SCK, CSN, BL1, BL2, SPE, ANN)
2.2
VCC +
0.3 V
V
VIL
Low input voltage
(SDI, SCK, CSN, BL1, BL2, SPE, ANN)
-0.3
0.7
V
VIHYS
Input voltage hysteresis
(SDI, SCK, CSN, BL1, BL2, SPE, ANN)
100
300
500
mV
VOH
High output voltage
(output SDO)
-IOH = 1mA
VCC –
0.6
VCC –
0.2
VCC
V
VOL
Low output voltage
(output SDO)
IOL = 1mA
0
0.1
0.4
V
-IISL
Low input current
(SDI, SCK, CSN, BL1, BL2, SPE, ANN)
VI = 0
VCC = 3.3V
VCC = 5.0V
2
10
25
70
µA
µA
µA
VENNH
High input voltage threshold
(input ENN)
1/2 VCC
VEHYS
Input voltage hysteresis
0.1