3 operating conditions, Operating conditions, Table 7-2 – AMD Geode LX [email protected] User Manual

Page 598

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598

AMD Geode™ LX Processors Data Book

Electrical Specifications

33234H

7.3

Operating Conditions

Table 7-2 lists the operating conditions for the AMD Geode LX processor.

Table 7-2. Operating Conditions

Symbol

Parameter (Note 1)

Note 1. The AMD Geode LX [email protected] processor operates at 600 MHz, the AMD Geode LX [email protected] processor oper-

ates at 500 MHz, the AMD Geode LX [email protected] processor operates at 433 MHz and the AMD Geode
LX [email protected] processor operates at 366 MHz. Model numbers reflect performance as described here:

http://www.amd.com/connectivitysolutions/geodelxbenchmark

.

Min

Typ

Max

Unit

Comments

TC

Operating Case Temperature
LX [email protected]

0

80

°C

Operating Case Temperature
LX [email protected]

0

85

°C

See Section A.1 "Order Infor-
mation" f
or applicable OPN.

-40

85

°C

Operating Case Temperature
LX [email protected]
LX [email protected]

0

85

°C

VCORE

Core Supply Voltage
LX [email protected]

1.36

1.40

1.44

V

Filtered version of this supply
also supplies PLL power.
Note 2

Note 2. This parameter is calculated as nominal ±3%.

Core Supply Voltage
LX [email protected]

1.21

1.25

1.29

V

Core Supply Voltage
LX [email protected]
LX [email protected]

1.16

1.20

1.24

V

VIO

I/O Supply Voltage

3.14

3.3

3.46

V

Filtered version of this supply
also supplies DAC power.
Note 3

VVA

Video PLL Supply Voltage

3.14

3.30

3.46

V

Filtered version of VIO.
Note 3

VMA

Memory PLL Supply Voltage

3.14

3.30

3.46

V

VCA

CPU PLL Supply Voltage

3.14

3.30

3.46

V

VDAC

DAC PLL Supply Voltage

3.14

3.30

3.46

V

VMEM

DDR (2.6V SSTL)
LX [email protected],
LX [email protected]

2.47

2.60

2.73

V

Note 3

DDR (2.5V SSTL)
LX [email protected]

2.38

2.50

2.63

V

DDR2 (1.9V)
LX [email protected],
LX [email protected]
LX [email protected]

1.81

1.90

2.00

V

DDR2 (1.8V)
LX [email protected]

1.71

1.80

1.89

V

MVREF

DDR
LX [email protected],
LX [email protected]

1.23

1.30

1.37

V

Note 3, Note 4

Note 3. This parameter is calculated as nominal ±5%.
Note 4. MVREF = 1/2 V

MEM

.

DDR
LX [email protected]

1.19

1.25

1.31

V

DDR2
LX [email protected],
LX [email protected]
LX [email protected]

0.90

0.95

1.0

DDR2 (1.8V)
LX [email protected]

0.86

0.90

0.95

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