9ZXL1530
15-OUTPUT DB1900Z LOW-POWER DERIVATIVE
IDT®
15-OUTPUT DB1900Z LOW-POWER DERIVATIVE 13
9ZXL1530 REV D 112015
SMBusTable: Reserved Register
Pin
#
Name Control Function T
yp
e0 1Default
Bit 7
0
Bit 6
0
Bit 5
0
Bit 4
0
Bit 3
0
Bit 2
0
Bit 1
0
Bit 0
0
SMBusTable: Vendor & Revision ID Register
Pin
#
Name Control Function T
yp
e0 1Default
Bit 7
RID3 R X
Bit 6
RID2 R X
Bit 5
RID1 R X
Bit 4
RID0 R X
Bit 3
VID3 R - - 0
Bit 2
VID2 R - - 0
Bit 1
VID1 R - - 0
Bit 0
VID0 R - - 1
SMBusTable: DEVICE ID
Pin
#
Name Control Function T
yp
e0 1Default
Bit 7
R1
Bit 6
RX
Bit 5
RX
Bit 4
RX
Bit 3
RX
Bit 2
R0
Bit 1
R0
Bit 0
R1
SMBusTable: Byte Count Register
Pin
#
Name Control Function T
yp
e0 1Default
Bit 7
0
Bit 6
0
Bit 5
0
Bit 4
BC4 RW 0
Bit 3
BC3 R
W
1
Bit 2
BC2 R
W
0
Bit 1
BC1 RW 0
Bit 0
BC0 R
W
0
SMBusTable: Reserved Register
Pin
#
Name Control Function T
yp
e0 1Default
Bit 7
0
Bit 6
0
Bit 5
0
Bit 4
0
Bit 3
0
Bit 2
0
Bit 1
0
Bit 0
0
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
-
B
y
te 5
-
B
y
te 6
-
-
-
-
-
-
B
y
te 4
-
-
-
-
Reserved
Reserved
Reserved
Reserved
-
Reserved
-
Reserved
Reserved
Reserved
Reserved
Reserved
Writing to this register configures how
many bytes will be read back.
-
Device ID 0
Default value is 8 hex, so 9
bytes (0 to 8) will be read back
by default.
1530 is 153 decimal or 99 Hex
Device ID 7 (MSB)
Reserved
Device ID 5
Device ID 6
-
Device ID 3
-
-
-
B
y
te 7
Device ID 2
Device ID 1
Device ID 4
REVISION ID B rev = 0001
Reserved
VENDOR ID
B
y
te 8
-
-
9ZXL1530
15-OUTPUT DB1900Z LOW-POWER DERIVATIVE
IDT®
15-OUTPUT DB1900Z LOW-POWER DERIVATIVE 14
9ZXL1530 REV D 112015
Common R ecommendations for Differential Routing Dimension or Value Unit Figure
L1 length, route as non-coupled 50ohm trace 0.5 max inch 1
L2 length, route as non-coupled 50ohm trace 0.2 max inch 1
L3 length, route as non-coupled 50ohm trace 0.2 max inch 1
Rs (100 ohm differential traces) 33 ohm 1
Rs (85 ohm differential traces) 27 ohm 1
Down Device Differential Routing
L4 length, route as coupled microstrip 100ohm differential trace 2 min to 16 max inch 1
L4 length, route as coupled stripline 100ohm differential trace 1.8 min to 14.4 max inch 1
Differential Routing to PCI Express Connector
L4 length, route as coupled microstrip 100ohm differential trace 0.25 to 14 max inch 2
L4 length, route as coupled stripline 100ohm differential trace 0.225 min to 12.6 max inch 2
DIF Reference Clock
LP-HCSL
Differential Output
L1
L1'
Rs
L2
L2'
Rs
L4'
L4
PCI Express
Down Device
REF_CLK Input
Figure 1: Down Device Routing
LP-HCSL
Differential Output
L1
L1'
Rs
L2
L2'
Rs
L4'
L4
PCI Express
Add-in Board
REF_CLK Input
Figure 2: PCI Express Connector Routing
9ZXL1530
15-OUTPUT DB1900Z LOW-POWER DERIVATIVE
IDT®
15-OUTPUT DB1900Z LOW-POWER DERIVATIVE 15
9ZXL1530 REV D 112015
Component Value Note
R5a, R5b 8.2K 5%
R6a, R6b 1K 5%
Cc 0.1 µF
Vcm 0.350 volts
Cable Connected AC Coupled Application (Figure 3)
PCIe Device
REF_CLK Input
Figure 3
R5a
L4'
L4
3.3 Volts
R5b
R6a R6b
Cc
Cc

9ZXL1530BKLFT

Mfr. #:
Manufacturer:
IDT
Description:
Clock Buffer HIGH PERF. ZDB
Lifecycle:
New from this manufacturer.
Delivery:
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