IDT77301
UtopiaFIFO鈩?1 to 4 (128 x 9 x 4) Demultiplexer-FIFO
Commercial and Industrial Temperature Ranges
RCLK (I)
CLAVS (I)
tPENS
ENS
(O)
SOCS (O)
tPSOC
t
A
Data (O)
Data Valid
Data Valid
Data Valid
Data Valid
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Figure 4. UtopiaFIFO Tx Mode Output Waveforms
RCLK (I)
CLAVS (I)
ENS
(O)
SOCS (O)
t
A
tP
SOC
Data (O)
LB-7
LB-6
LB-5
LB-4
LB-3
word x
LB-2
LB-1
LB
Byte 1
Byte 2
Byte 3
Byte
word (x + 1)
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Figure 5. UtopiaFIFO Tx Mode Output Waveforms (Continuous Cell Transfers)
WCLK (I)
Address/ (I)
Data
A
1
B1
B2
B3
B4
B5
脨5
脨4 脨3
脨2
脨1
LB
B1
B2
B3 B4
脨4
脨3 脨2
脨1 LB
A
2
B1 B2
cell 3
0.68
FIFO
A
2
cell 1 (FIFO A1)
5.80 '
CLAVR (O)
cell 2 (FIFO A1)'
4.68
'
ENR
(I)
SOCR (I)
Note: RMS = High, MAS = Low
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Figure 6. In-Band Routing, Singlecast Timing
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