349
Dither Block
S
Slave Addr
Ack Sub-Addr
Distribution 1 Mix
Ack
xxxxxxxx
xxxxxxx
l
s
b
xxxxxxxx
m
s
b
xxx
0000
Distribution 2 Mix
Ack
xxxxxxxx
xxxxxxx
l
s
b
xxxxxxxx
m
s
b
xxx
0000
LFSR1 Mix and LFSR2 Mix Are 5.23 Format Coefficients
S
Slave Addr
Ack Sub-Addr
Dither Seed
Ack
xxxxxx
l
s
b
00000000
m
s
b
xxxxxx
l
s
b
m
s
b
0xC6
0xC7
Condensed
LFSR2
Seed
Condensed
LFSR1
Seed
Linear Feedback Shift Register Block
Dither 1
Dither 2
Dither 3
LFSR1
LFSR2
Seed Build Logic
L
W 0 +W
0.25
0.5
p
Output
Sampler
St1
St2
St3
St4
St5
St6
NOTE: W = 16.0 => 0x000008000000 in 25.23 Format
O
G
I
C
Σ
S
Slave Addr
Ack Sub-Addr Ack
Ack
xxxxxxxx
xxxxxxx
l
s
b
xxxxxxxx
m
s
b
xxx
0000
0x81
S
Slave Addr
Ack Sub-Addr Ack
Ack
xxxxxxxx
xxxxxxx
l
s
b
xxxxxxxx
m
s
b
xxx
0000
0x80
S
Slave Addr
Ack Sub-Addr Ack
Ack
xxxxxxxx
xxxxxxx
l
s
b
xxxxxxxx
m
s
b
xxx
0000
0x7F
Figure 329. Dither Data Block Diagram
