L99LD21 datasheet(61/73 Pages) STMICROELECTRONICS

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DS11130 Rev 5

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L99LD21

Electrical specifications

Figure 13. VLED x TOFF vs DAC code

Table 41. VLEDxTOFF constants

Symbol

Parameter

Test conditions

Min

Typ

Max

Unit

VLEDxTOFF1

VLEDxTOFF2

Constant product led

output voltage off time

(see Figure 13 -

parameter vs DAC

code)

CR#2<11:8> OR CR#2<7:4> = [0000]b

—

V*µs

CR#2<11:8> OR CR#2<7:4> = [0001]b

—

V*µs

CR#2<11:8> OR CR#2<7:4> = [0010]b

—

V*µs

CR#2<11:8> OR CR#2<7:4> = [0011]b

—

V*µs

CR#2<11:8> OR CR#2<7:4> = [0100]b

—

V*µs

CR#2<11:8> OR CR#2<7:4> = [0101]b

—

V*µs

CR#2<11:8> OR CR#2<7:4> = [0110]b

—

V*µs

CR#2<11:8> OR CR#2<7:4> = [0111]b

—

V*µs

CR#2<11:8> OR CR#2<7:4> = [1000]b

—

V*µs

CR#2<11:8> OR CR#2<7:4> = [1001]b

—

V*µs

CR#2<11:8> OR CR#2<7:4> = [1010]b

—

V*µs

CR#2<11:8> OR CR#2<7:4> = [1011]b

—

V*µs

CR#2<11:8> OR CR#2<7:4> = [1100]b

—

V*µs

CR#2<11:8> OR CR#2<7:4> = [1101]b

—

V*µs

CR#2<11:8> OR CR#2<7:4> = [1110]b

—

V*µs

CR#2<11:8> OR CR#2<7:4> = [1111]b

—

V*µs

VLEDxTOFFx

Accuracy

VLED_SHTmin ≤ VLEDx ≤ 5 V

-13

—

5 V < VLEDx ≤ 7 V

-9.5

—

9.5

VLEDx > 7 V

-8

—

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