AS3689 datasheet(26/72 Pages) AMSOSRAM

26 / 72 page

AS3689

austriami crosyst ems

Datasheet, Confidential

www.austriamicrosystems.com (mlg, ptr)

Revision 1.0.2 / 20070115

24 - 70

Table 11 – HV - Current Sinks Characteristics

Symbol

Parameter

Min

Typ

Max

Unit

Note

∆m

matching Accuracy

-10

+10

CURR1,CURR2,CURR6

∆

absolute Accuracy

-15

+15

Curr[1,2,6

]

Voltage compliance

0.45

Ov_prot_

13V

Overvoltage Protection of

current sink CURR1,2,6

3.0

µA

At 13V, independent of

curr1_prot_on, curr2_prot_on or

curr6_prot_on

Ov_prot_

15V

Overvoltage Protection of

current sink CURR1,2,6

0.8

4.0

At 15V, step_up_on=1,

curr1_prot_on=1 for CURR1,

curr2_prot_on=1 for CURR2,

curr6_prot_on=1 for CURR6

7.4.1.1 High Voltage Current Sinks CURR1, CURR2, CURR6 Registers

Addr: 09h

Curr1 current

This register controls the High voltage current sink current.

Bit

Bit Name

Default

Access

Description

7:0

curr1_current

R/W

Defines current into Current sink curr1

00h = 0 mA

01h = 0.15 mA

...

FFh = 38.25 mA

Addr: 0Ah

Curr2 current

This register controls the High voltage current sink current.

Bit

Bit Name

Default

Access

Description

7:0

curr2_current

R/W

Defines current into Current sink curr2

00h = 0 mA

01h = 0.15 mA

...

FFh = 38.25 mA

Addr: 2Fh

Curr6 current

This register controls the High voltage current sink current.

Bit

Bit Name

Default

Access

Description

7:0

curr6_current

R/W

Defines current into Current sink curr6

00h = 0 mA

01h = 0.15 mA

...

FFh = 38.25 mA

AS3689 Datasheet(PDF) 26 Page - ams-OSRAM AG

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