MPC8349A View Datasheet(PDF) - Freescale Semiconductor

Part Name

Description

Manufacturer

MPC8349A

PowerQUICC II Pro Integrated Host Processor Hardware Specifications

Freescale Semiconductor 

Electrical Characteristics

2.1.2 Power Supply Voltage Specification

Table 2 provides the recommended operating conditions for the MPC8349EA. Note that the values in

Table 2 are the recommended and tested operating conditions. Proper device operation outside these

conditions is not guaranteed.

Table 2. Recommended Operating Conditions

Parameter

Symbol

Recommended

Value

Unit

Notes

Core supply voltage for 667-MHz core frequency

Core supply voltage

PLL supply voltage for 667-MHz core frequency

PLL supply voltage

DDR and DDR2 DRAM I/O voltage

VDD

1.3 V ± 60 mV

V

1

VDD

1.2 V ± 60 mV

V

1

AVDD

1.3 V ± 60 mV

V

1

AVDD

1.2 V ± 60 mV

V

1

GVDD

2.5 V ± 125 mV

V

—

1.8 V ± 90 mV

Three-speed Ethernet I/O supply voltage

LVDD1

3.3 V ± 330 mV

V

—

2.5 V ± 125 mV

Three-speed Ethernet I/O supply voltage

LVDD2

3.3 V ± 330 mV

V

—

2.5 V ± 125 mV

PCI, local bus, DUART, system control and power

management, I2C, and JTAG I/O voltage

OVDD

3.3 V ± 330 mV

V

—

Note:

1 GVDD, LVDD, OVDD, AVDD, and VDD must track each other and must vary in the same direction—either in the positive or

negative direction.

Figure 2 shows the undershoot and overshoot voltages at the interfaces of the MPC8349EA.

G/L/OVDD + 20%

G/L/OVDD + 5%

VIH

G/L/OVDD

GND

GND – 0.3 V

VIL

GND – 0.7 V

Not to Exceed 10%

Note:

of tinterface1

1. tinterface refers to the clock period associated with the bus clock interface.

Figure 2. Overshoot/Undershoot Voltage for GVDD/OVDD/LVDD

MPC8349EA PowerQUICC II Pro Integrated Host Processor Hardware Specifications, Rev. 13

8

Freescale Semiconductor

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