SI52112-A1 Datasheet, PDF (11/20 Pages) Silicon Laboratories – PCI-EXPRESS GEN 1 DUAL OUTPUT CLOCK GENERATOR

4. Pin Descriptions
4.1. 10-Pin TDFN
Si52112-A1/A2
VDD 1
XOUT ²
XIN/CLKIN ³
VSS ₄
VSS 5
10 VDD
9 _DIFF2
8 DIFF2
7 _DIFF1
6 ^DIFF1
Pin #
1
2
3
4
5
6
7
8
9
10
Name
VDD
XOUT
XIN/CLKIN
VSS
VSS
DIFF1
DIFF1
DIFF2
DIFF2
VDD
Figure 6. 10-Pin TDFN
Table 7. 10-Pin TDFN Descriptions
Type
PWR 3.3 V power supply.
Description
O 25.00 MHz crystal output, Float XOUT if using only CLKIN (clock input).
I 25.00 MHz crystal input or 3.3 V, 25 MHz clock Input.
GND Ground.
GND Ground.
O, DIF 0.7 V, 100 MHz differential clock output.
O, DIF 0.7 V, 100 MHz differential clock output.
O, DIF 0.7 V, 100 MHz differential clock output.
O, DIF 0.7 V, 100 MHz differential clock output.
PWR 3.3 V power supply.
Rev 1.2
11