Data Sheet

15

Rev. 1.0, 2008-10-30

TLE7238GS

Power Supply

5.4

Electrical Characteristics

Note: Characteristics show the deviation of parameter at the given supply voltage and junction temperature.

Typical values show the typical parameters expected at

V

Unless otherwise specified:

V

Pos. Parameter

Symbol

Limit Values

Unit Test Conditions

min. typ.

max.

Power Supply

V

bb

5.4.1 Supply voltage for full operation

V

bb

9–28

V

5.4.2 Under voltage reset threshold

voltage

V

bb(UV)

––5.5

V

5.4.3 Operating current

I

S

––15

mA

V

––12

mA

1) V

all diagnosis off

5.4.4 Sleep mode current with

disconnected loads (stand by)

I

S(Sleep)

––10

µA

V

V

AWK

= 0

T

1)

1) Not subject to production test, specified by design.

––13

T

1)

––20

T

Digital Power Supply

V

DD

5.4.5 Logic supply voltage

V

DD

3.0

–

5.5

V

5.4.6 Under voltage reset threshold

voltage

V

DD(PO)

––3.0

V

5.4.7 Logic supply current

I

DD

––0.2

mA

f

V

AWK

= 1

V

5.4.8 Logic supply sleep mode current

I

DD(Sleep)

––20

µA

V

AWK

= 0

T

1)

––20

T

1)

––40

T

Timings

5.4.9 Sleep mode wake-up time

t

wu(Sleep)

––200

µs

1)

5.4.10

V

t

bb(UVR)

––1

µs

1)

5.4.11

V

––1

µs

1)