AS1109 EB austriamicrosystems, AS1109 EB Datasheet - Page 9

• Manufacturer Part Number: AS1109 EB
• Description: BOARD EVAL AS1109
• Manufacturer: austriamicrosystems

Specifications of AS1109 EB

• Current - Output / Channel: 0.5 ~ 100 mA
• Outputs And Type: 8, Non-Isolated
• Voltage - Output: 0 ~ 15 V
• Features: Over-Temperature, Open-LED, Shorted-LED, Diagnostics
• Voltage - Input: 3 ~ 5.5 V
• Utilized Ic / Part: AS1109
• Lead Free Status / RoHS Status: Lead free by exemption / RoHS compliant by exemption

AS1109
Datasheet - D e t a i l e d D e s c r i p t i o n
The 8-bit data register will latch the data of the shift register at each rising edge of LD. This data is then used to drive the current generator output
drivers to switch on the corresponding LEDs as OEN goes low.
Timing Diagrams
This section contains timing diagrams referenced in other sections of this data sheet.
Figure 10. Normal Mode Timing Diagram
Figure 11. Output Delay Timing Diagram
www.austriamicrosystems.com/LED-Driver-ICs/AS1109
OUTNx
OUTN0
OUTN1
OUTN7
SDO
OEN
CLK
SDI
OEN
LD
50%
50%
t
SU(D)
t
H(D)
t
W(CLK)
t
SU(L)
50%
50%
50%
t
P1
50%
OEN Low = Output Enabled
t
W(L)
Revision 1.20
50%
t
P2
50%
t
H(L)
50%
50%
t
P3
50%
t
t
OF
W(OE)
90%
50%
t
STAG
10%
7
X
t
STAG
50%
OUTNx High = Output Off
OUTNx Low = Output On
10%
90%
t
50%
P3
t
OR
t
50%
STAG
7
X
t
STAG
50%
50%
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