PM5361TUPP
DATA SHEET
PMC-920526
ISSUE 8
TRIBUTARY UNIT PAYLOAD PROCESSOR
Pin Name Type
Pin Function
No.
VSST1
Ground
1
The thermal ground (VSST1 - VSST24) pins
should be connected to GND in common with
VSSI and VSSO. They may also be left floating.
The VSST pins may be electrically connected
together (fused) and connected to the back of
the die to improve the thermal characteristics of
the package.
VSST2
2
VSST3
3
VSST4
38
VSST5
39
VSST6
40
VSST7
41
VSST8
42
VSST9
43
VSST10
VSST11
VSST12
VSST13
VSST14
VSST15
VSST16
VSST17
VSST18
VSST19
VSST20
VSST21
VSST22
VSST23
VSST24
78
79
80
81
82
83
118
119
120
121
122
123
158
159
160
PROPRIETARY AND CONFIDENTIAL TO PMC-SIERRA, INC., AND FOR ITS CUSTOMERS’ INTERNAL USE
20
PMC [ PMC-SIERRA, INC ]
