IDT72V90823 Integrated Device Technology, IDT72V90823 Datasheet - Page 15
IDT72V90823
Manufacturer Part Number
IDT72V90823
Description
3.3 Volt Time Slot Interchange Digital Switch
Manufacturer
Integrated Device Technology
Datasheet
1.IDT72V90823.pdf
(27 pages)
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TABLE 12 — OFFSET BITS (OFN2, OFN1, OFN0, DLEN) & FRAME DELAY BITS
(FD11, FD2-0)
IDT72V90823 3.3V TIME SLOT INTERCHANGE
DIGITAL SWITCH 2,048 x 2,048
No clock period shift (Default)
ST-BUS
+ 0.5 clock period shift
+ 1.0 clock period shift
+ 1.5 clock period shift
+ 2.0 clock period shift
+ 2.5 clock period shift
+ 3.0 clock period shift
+ 3.5 clock period shift
+ 4.0 clock period shift
+ 4.5 clock period shift
RX Stream
RX Stream
RX Stream
RX Stream
RX Stream
RX Stream
RX Stream
RX Stream
GCI F0i
Input Stream
CLK
CLK
F0i
Offset
FD11
1
0
1
0
1
0
1
0
1
0
Figure 5. Examples for Input Offset Delay Timing
Bit 7
Bit 0
Measurement Result from
Bit 7
Bit 0
FD2
Frame Delay Bits
0
0
0
0
0
0
0
0
1
1
Bit 7
Bit 0
FD1
0
0
0
0
1
1
1
1
0
0
Bit 7
Bit 0
15
FD0
0
0
1
1
0
0
1
1
0
0
denotes the 3/4 point of the bit cell
denotes the 3/4 point of the bit cell
OFn2
0
0
0
0
0
0
0
0
1
1
COMMERCIAL TEMPERATURE RANGE
OFn1
Corresponding
0
0
0
0
1
1
1
1
0
0
Offset Bits
offset = 0, DLE = 0
offset = 1, DLE = 0
offset = 0, DLE = 1
offset = 0, DLE = 0
offset = 1, DLE = 0
offset = 0, DLE = 1
offset = 1, DLE = 1
offset = 1, DLE = 1
OFn0
0
0
1
1
0
0
1
1
0
0
5712 drw 08
DLEn
0
1
0
1
0
1
0
1
0
1