AS1123
Datasheet ꢀ Detailed Description
Figure 11. Data Input Timing Diagram
OEN
tW(OE)
tSU(L)
tSU(OE)
LD
16 CLK Pulses
tW(L)
CLK
tSU(D)
DataBit DataBit DataBit DataBit Data Bit DataBit DataBit DataBit
15 14 13 12
SDI0
Don’t Care
n
2
1
0
tH(D)
OldData OldData OldData OldData OldData OldData OldData Old Data
Bit 15 Bit 14 Bit 13 Bit 12 Bit n Bit 2 Bit 1 Bit 0
Don’t Care
SDO0
tP1
Figure 12. Data Input Example Timing Diagram
7
1
2
3
4
5
6
13
Time 0
8
10
11
9
14
15
12
CLK
D15 D14 D13 D12 D11 D10 D9 D8
D7 D6 D5
D4 D3 D2 D1
SDI
LD
D0
OEN
Off
OUTN0
On
Off
On
OUTN1
OUTN2
OUTN3
OUTN4
Off
On
Off
On
Off
On
Off
On
Off
On
Off
On
OUTN5
OUTN6
OUTN7
OUTN8
OUTN9
OUTN10
OUTN11
OUTN12
Off
On
Off
On
Off
On
Off
On
Off
On
Off
On
OUTN13
OUTN14
OUTN15
Off
On
Off
On
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