89hpes22h16 Integrated Device Technology, 89hpes22h16 Datasheet - Page 18

• Manufacturer Part Number: 89hpes22h16
• Description: 22-lane, 16-port Pcie System Interconnect Switch
• Manufacturer: Integrated Device Technology

Thermal Considerations
Recommended Operating Temperature
Power Consumption
(and also listed below).
Table 13 (and also listed below).
that is relevant to the thermal performance of the PES22H16 switch.
IDT 89HPES22H16 Data Sheet
Typical power is measured under the following conditions: 25°C Ambient, 35% total link usage on all ports, typical voltages defined in Table 13
Maximum power is measured under the following conditions: 70°C Ambient, 85% total link usage on all ports, maximum voltages defined in
This section describes thermal considerations for the PES22H16 (23mm
Number of active
Two x4 and
fourteen x1
Lanes per Port
Note: The parameter
can vary with the number of board layers, size of the board, and airflow,
θ
θ
JA
Symbol
JA(effective)
T
T
given above are based on a 10-layer, standard height, full length (4.3”x12.2”) PCIe add-in card.
A(max)
J(max)
θ
θ
P
JB
JC
Watts
mA
Effective Thermal Resistance, Junction-to-Ambient
1.0V
Core Supply
Typ
1900
1.9
Thermal Resistance, Junction-to-Board
Thermal Resistance, Junction-to-Case
θ
JA(eff)
Power Dissipation of the Device
Table 16 Thermal Specifications for PES22H16, 23x23mm FCBGA484 Package
Junction Temperature
is not the absolute thermal resistance for the package as defined by JEDEC (JESD-51). Because resistance
1.1V
Ambient Temperature
Max
2364
2.6
Commercial
Parameter
Industrial
Grade
1.0V
Typ
1400
PCIe Digital
1.4
Table 14 PES22H16 Operating Temperatures
Supply
Table 15 PES22H16 Power Consumption
1.1V
Max
1727
1.9
18 of 36
1.0V
PCIe Analog
Typ
800
0.8
Supply
2
FCBGA484 package). The data in Table 16 below contains information
Value
13.4
6.82
1.1V
125
Max
7.2
6.2
2.5
0.1
1000
70
1.1
θ
JA(eff)
is the effective thermal resistance. The values for effective
1.5V
PCIe Termin-
Typ
-40
ation Supply
535
0.9
0
°
Temperature
Units
°
C to +70
Watts
o
o
o
o
o
C to +85
C/W
C/W
C/W
C/W
C/W
o
o
C
C
1.575V
Max
°
762
1.2
°
C Ambient
C Ambient
Maximum for commercial-rated products
3.3V
0.018
Typ
I/O Supply
5
Conditions
1 m/S air flow
2 m/S air flow
Zero air flow
Maximum
Maximum
3.6V
Max
0.02
5
Power
5.018
April 16, 2008
Typ
—
Total
Power
Max
6.82
—