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AMD Geode LX [email protected] User Manual

Page 606

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606

AMD Geode™ LX Processors Data Book

Electrical Specifications

33234H

I

OL

Output Low Current, Note 1

V

O

= V

OL

(Max)

PCI

1500

µA

24/Q3

24.0

mA

24/Q5

24.0

mA

24/Q7

24.0

mA

5V

16.0

mA

DDR (BA[1:0], MA[13:0])

15.2

mA

I

OL

min = 11 mA with half-

drive set for pad

DDR (DQ[63:0], CKE[1:0],
CS[3:0]#, RAS[1:0]#, CAS[1:0]#,
WE[1:0]#, DQS[7:0], DQM[7:0],
TLA[1:0]

11

mA

I

OL

min = 8 mA with quarter-

drive set for pad

DDRCLK

10.0

mA

C

IO

Input and Output Capacitance, Note 1

PCI

8.0

pF

24/Q3

5.0

pF

24/Q5

5.0

pF

24/Q7

5.0

pF

5V

5.0

pF

DDR

8.0

pF

DDRCLK

15.0

pF

Note 1. Refer to the Table 3-5 "Ball Assignments - Sorted by Ball Number" on page 26 for package signal names associated

with each buffer type.

Note 2. The SDA pad is designed to use a pull-up on-chip functionally, hence I

OH

is not used to drive high, I

LEAK

is instead

Table 7-7. DC Characteristics (Continued)

Symbol

Parameter

Min

Max

Units

Comments

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