MPC5604P datasheet(29/84 Pages) FREESCALE

29 / 84 page

MPC5604P Microcontroller Data Sheet, Rev. 5

Preliminary—Subject to Change Without Notice

Freescale Semiconductor

Figure 7. Independent ADC supply

3.3

Thermal characteristics

Table 8. Thermal characteristics for 144-pin LQFP1

1 Thermal characteristics are targets based on simulation that are subject to change per device characterization.

No.

Symbol

Parameter

Conditions

Typical

Value

Unit

1RθJA

Thermal resistance junction-to-ambient,

natural convection2

2 Junction-to-Ambient thermal resistance determined per JEDEC JESD51-3 and JESD51-6. Thermal test board

meets JEDEC specification for this package.

Single layer board—1s

°C/W

2RθJA

Thermal resistance junction-to-ambient,

natural convection2

Four layer board—2s2p

°C/W

3RθJMA

Thermal resistance junction-to-ambient2

@ 200 ft./min.3, single layer

board—1s

3 Flow rate of forced air flow.

°C/W

4RθJMA

Thermal resistance junction-to-ambient2

@ 200 ft./min.3, four layer

board—2s2p

°C/W

5RθJB

Thermal resistance junction to board4

4 Junction-to-Board thermal resistance determined per JEDEC JESD51-8. Thermal test board meets JEDEC

specification for the specified package.

—31

°C/W

6RθJCtop Thermal resistance junction to case (top)

5 Junction-to-Case at the top of the package determined using MIL-STD 883 Method 1012.1. The cold plate

temperature is used for the case temperature. Reported value includes the thermal resistance of the interface layer.

—12

°C/W

Junction to package top natural convection6

6 Thermal characterization parameter indicating the temperature difference between the package top and the

junction temperature per JEDEC JESD51-2. When Greek letters are not available, the thermal characterization

parameter is written as Psi-JT.

—2

°C/W

5.5V

3.0V

VDD_HV_REG

3.0V

5.5V

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