TLE 7259-2GE Infineon Technologies, TLE 7259-2GE Datasheet - Page 8

• Manufacturer Part Number: TLE 7259-2GE
• Manufacturer: Infineon Technologies

Specifications of TLE 7259-2GE

• Packages: PG-DSO-8
• Transmission Ratemax: 20.0 kbit/s
• Quiescent Current (max.): < 10 µA sleep mode
• Bus Wake-up Capability: Yes
• Additional Features: INH, EN, WK
• Wake-up Inputs: Bus wake-up + wake-up pin

4.1
Figure 4
Data Sheet
Note 1:
TxD:
TxD:
Operating Modes
Operation Mode State Diagram
Strong Pull Down > 1.5 mA
after Wake-Up via pin WK
Weak Pull Down 350 k
after Power-Up and
Wake-Up via BUS
EN
Normal Slope Mode
Sleep Mode
INH = Float
EN = LOW
RxD = HIGH
RxD (see Note 2)
INH = HIGH
TxD (see Note 1)
Stand-By Mode
Operation Mode
Go To Normal
Sleep Mode
Power-Up
INH = HIGH
EN = HIGH
EN
Start-Up
Go To
1)
EN High
EN Low
8
EN
Normal Operation Mode
Wake-Up
via
via
1)
Note 2:
RxD:
RxD:
A external Pull-Up resistor to the external
microcontroller supply is required for the Wake-Up or
Power-Up indication
on pin Wk
RxD is „High“ due to the external pull-
on pin BUS
EN
TxD
logical „High“
after Power-Up
logical „Low“
after Wake-Up via BUS
or after Wake-Up via pin WK
up resistor
Flash Mode
INH = HIGH
EN = HIGH
EN
Functional Description
Rev. 1.1, 2008-09-05
TLE7259-2GE