si5321 Silicon Laboratories, si5321 Datasheet - Page 23

• Manufacturer Part Number: si5321
• Description: Sonet/sdh Precision Clock Multiplier Ic
• Manufacturer: Silicon Laboratories

3. Pin Descriptions: Si5321
Rsvd_GND
CAL_ACTV
FRQSEL[1]
DH_ACTV
Rsvd_NC
Rsvd_NC
GND
LOS
8
Rsvd_GND
CLKOUT–
Rsvd_NC
Figure 10. Si5321 Pin Configuration (Bottom View)
VDD25
VDD25
VDD25
GND
GND
7
Rsvd_GND
CLKOUT+
Rsvd_NC
VDD25
VDD25
VDD25
GND
GND
6
FRQSEL[0]
Rsvd_NC
Rsvd_NC
VDD33
VDD33
VDD25
GND
GND
5
Bottom View
Rev. 2.4
FXDDELAY
Rsvd_NC
VALTIME
VDD33
VDD33
VDD25
GND
GND
4
FRQSEL[2]
RSTN/CAL
VDD33
VDD33
VDD25
FEC[0]
GND
GND
3
BWBOOST
VSEL33
FEC[1]
FEC[2]
REXT
GND
GND
GND
2
INFRQSEL[0]
INFRQSEL[1]
INFRQSEL[2]
BWSEL[0]
BWSEL[1]
CLKIN+
CLKIN–
1
G
A
B
C
D
E
F
H
Si5321
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