SI52147 SILABS [Silicon Laboratories], SI52147 Datasheet - Page 19

• Manufacturer Part Number: SI52147
• Description: PCI-EXPRESS GEN 1, GEN 2, & GEN 3 NINE OUTPUT CLOCK GENERATOR
• Manufacturer: SILABS [Silicon Laboratories]

Pin #
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
CKPWRGD_PDB
VDD_CORE
VSS_CORE
XIN/CLKIN
SDATA
DIFF8
DIFF8
XOUT
Name
SCLK
GND
VDD
VSS
NC
NC
NC
NC
Table 7. Part Number 48-Pin QFN Descriptions
O, DIF 0.7 V, 100 MHz differential clock
O, DIF 0.7 V, 100 MHz differential clock
Type
PWR 3.3 V Power Supply
I, PU 3.3 V CMOS input. A real-time active low input for asserting power
PWR 3.3 V Power Supply
GND Ground
GND Ground
GND Ground for bottom pad of the IC.
NC
NC
NC
NC
I/O
O
I
I
SMBus compatible SCLOCK
down (PDB) and disabling all outputs (internal 100 k pull-up).
25.00 MHz Crystal output, Float XOUT if using only CLKIN (Clock input)
25.00 MHz Crystal input or 3.3 V, 25 MHz Clock Input
No Connect
No Connect
No Connect
No Connect
SMBus compatible SDATA
Preliminary Rev. 0.1
Description
Si52147
19