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Chapter 7 Electrical Data 27
31994A —1 August 2004 AMD Sempron™ Processor Model 10 with 256K L2 Cache Data Sheet
7.4 Frequency Identification (FID[3:0])
Table 7 shows the FID[3:0] DC characteristics. For more
information, see “FID[3:0] Pins” on page 70.
7.5 VCCA AC and DC Characteristics
Table 8 shows the AC and DC characteristics for VCCA. For
more information, see “VCCA Pin” on page 73.
7.6 Decoupling
See the AMD Athlon™ Processor-Based Motherboard Design
Guide, order# 24363, or contact your local AMD office for
information about the decoupling required on the motherboard
for use with the AMD Sempron processor model 10.
Table 7. FID[3:0] DC Characteristics
Parameter Description Min Max
I
OL
Output Current Low 6 mA
V
OH
Output High Voltage –
2.625 V
1
| V
OH
– V
CC_CORE
| ≤ 1.60 V
2
Note:
1. The FID pins must not be pulled above 2.625 V, which is equal to 2.5 V plus a maximum of five percent.
2. Refer to “VCC_2.5V Generation Circuit” found in the section, “Motherboard Required Circuits,” of the AMD Athlon™ Processor-
Based Motherboard Design Guide, order# 24363.
Table 8. VCCA AC and DC Characteristics
Symbol Parameter Min Nominal Max Units Notes
V
VCCA
VCCA Pin Voltage 2.25 2.5
2.75 V 1
| V
VCCA
– V
CC_CORE
| ≤ 1.60 V
– 2
I
VCCA
VCCA Pin Current 0 50 mA/GHz 3
Notes:
1. Minimum and Maximum voltages are absolute. No transients below minimum nor above maximum voltages are permitted.
2. For more information, refer to the AMD Athlon™ Processor-Based Motherboard Design Guide, order# 24363.
3. Measured at 2.5 V.