TLE8080EM Datasheet, PDF (35/39 Pages) Infineon Technologies AG – Engine Management IC for Small Engines

9.2
Electrical Characteristics K-Line
TLE8080EM
K-Line
Table 9 Electrical Characteristics: K-Line
V_S=13.5V, T_j= -40°C to +150°C: All voltages with respect to ground.
Positive current flowing into pin (unless otherwise specified).
Parameter
Symbol
Values
Min. Typ. Max.
Output RX
Low Level Output Voltage
High Level Output Voltage
V_RX,L
V_RX,H
–
–
0,4
V5DD- –
–
0.4
Input TX
Low Level Input Voltage
High Level Input Voltage
Hysteresis
Pull Up Current
Pull Up Current
V_TX,L
V_TX,H
V_TX,Hys
I_{PU_L}
I_{PU_L}
–
–
1
3.2
–
–
280 500 700
-70 -100 -150
-30 –
–
Unit
V
V
V
V
mV
μA
μA
K-Line Bus Driver Input/Output KIO
Low Level Output Voltage V_KIO,O,L
–
–
1.4
V
Current Limitation
Low Level Input Voltage
High Level Input Voltage
Hysteresis
I_KIO(lim)
V_KIO,I,L
V_KIO,I,H
V_KIO,I,Hys
40
–
–
–
0.6*VS –
0.02 –
*VS
140 mA
0.4*VS V
–
V
0.175 V
*VS
Pull Down Current
I_KIO,pd
5
10
15
μA
Transfer Characteristics
C_RX = 25pF; R_KIO = 540Ω; C_KIO ≤ 1.3nF
Receive Frequency
f_KIO,rec
Transmit Frequency
f_KIO,tran
Delay Time KIO -> RX rising t_drR
edge¹⁾
–
–
–
–
0.05 –
500 kHz
100 kHz
0.5
μs
Delay Time KIO -> RX falling t_dfR
edge¹⁾
0.05 –
0.5
μs
Delay Time TX -> KIO rising t_drT
edge¹⁾²⁾
0.05 –
0.5
μs
Delay Time TX -> KIO falling t_dfT
edge¹⁾
0.05 –
0.5
μs
1) For definition see Figure 18
2) Not subject of production test, behavior defined by external devices
Note /
Test Condition
I_RX = 100μA
I_RX = -100μA
at V_TX = 0V
at V_TX = V_V5DD -
0.6V
TX = low,
R_KIO=480Ω
C_KIO = 0pF
C_RX,load = 1.6pF
C_RX,load = 1.6pF
C_KIO,load = 1.6pF
C_KIO,load = 1.6pF
Number
9.1.1
9.1.2
9.2.1
9.2.2
9.2.3
9.2.4
9.2.5
9.3.1
9.3.2
9.3.3
9.3.4
9.3.5
9.3.6
9.4.1
9.4.2
9.4.3
9.4.4
9.4.5
9.4.6
Data Sheet
34
Rev. 1.1, 2012-10-19