5/13

L9669

3

Termination RTH, RTL

3.1

Internal RTHto GND

switch-on resistance

Normal mode.

No errors.

45

Ω

3.2

Internal RTHto GND

pull down current

Normal mode.

Error 3.

75

µA

3.3

Internal RTLto VCC

switch-on resistance

Normal mode.

No errors.

45

Ω

3.4

Internal RTLto VCC

pull up current

Normal mode.

Error 4, 6 or 7.

-75

µA

3.5

Internal RTLto VS

termination resistance

Sleep/standby mode.

813

26

k

Ω

3.6

RTH output voltage

Sleep/standby mode

1V

3.7

RTL

External termination resistance

0.5

16

k

Ω

4

Input TXD

4.1

TXD high level input voltage

0.9

V

4.2

TXD low level input voltage

0

0.9

V

4.3

TXD high level input current

-200

-25

µA

4.4

TXD low level input current

-800

-100

µA

5

Outputs RXD, NERR

5.1

High level output voltage

0.9

V

5.2

Low level output voltage

0

0.9

V

6

Output INH

6.1

High level voltage drop

Not sleep mode.

1V

6.2

Leakage current

Sleep mode.

-5

5

µA

Table 4. Electrical Characteristcs (continued)

Item

Symbol

Parameter

Test Condition

Min.

Typ.

Max.

Unit