TLE 7269G Infineon Technologies, TLE 7269G Datasheet - Page 8

• Manufacturer Part Number: TLE 7269G
• Manufacturer: Infineon Technologies

Specifications of TLE 7269G

• Packages: PG-DSO-14
• Transmission Ratemax: 20.0 kbit/s
• Quiescent Current (max.): < 10 µA sleep mode
• Bus Wake-up Capability: Yes
• Additional Features: 2 x LIN trx, INH, EN, WK, Vio
• Wake-up Inputs: Bus wake-up + wake-up pin

4.1
Figure 4
Data Sheet
Operating Modes
Operation Mode State Diagram
Note 1:
TxD1:
TxD1:
Low Slope Mode
(Transceiver 1 &
Transceiver 2)
INH1 = HIGH
INH2 = HIGH
EN = HIGH
Strong Pull Down > 1.5 mA
after Wake-Up via pin WK
Weak Pull Down 350 kΩ
after Power-Up and
Wake-Up via BUS1 or BUS2
EN
EN Low
EN
EN High
Wake-Up
via
via
Sleep Mode
INH1/INH2 = Float
EN = LOW
RxD1/RxD2 = Float
TxD1
on pin Wk
on pin BUS1 or BUS2
EN
TxD1
LOW
LOW
Normal Operation Mode
RxD1, RxD2 (see Note 2)
INH1, INH2 = HIGH
TxD1 (see Note 1)
Stand-By Mode
Operation Mode
Status W2O ?
Go To Normal
Status TxD1?
Flash Mode
Sleep Mode
Power-Up
(Transceiver 1 &
Transceiver 2)
Start-Up
INH1 = High
INH2 = High
EN = High
Go To
8
EN
EN
EN
HIGH
HIGH
Sleep Mode
INH1/INH2 = Float
EN = LOW
RxD1/RxD2 = Float
Wake-Up
via
via
EN
TxD1
Note 2:
RxD1:
RxD1:
RxD2:
on pin Wk
on pin BUS1 only !
EN High
EN Low
Normal Slope Mode
(Transceiver 1 &
Transceiver 2)
INH1 = HIGH
INH2 = HIGH
EN = HIGH
TxD1
logical „High“
after Power-Up
logical „Low“
after Wake-Up via BUS1 or BUS2
or after Wake-Up via pin WK
logical „Low“
after Wake-Up via BUS2
EN
EN
Bus Wake-Up
feature on BUS2
turned off!
Functional Description
Rev. 1.2, 2007-11-13
TLE7269G