PRIXP420BC Intel, PRIXP420BC Datasheet - Page 32

• Manufacturer Part Number: PRIXP420BC
• Description: IC NETWRK PROCESSR 400MHZ 492BGA
• Manufacturer: Intel

Specifications of PRIXP420BC

• Processor Type: Network
• Features: XScale Core
• Speed: 400MHz
• Voltage: 1.3V
• Mounting Type: Surface Mount
• Package / Case: 492-BGA
• Core Operating Frequency: 533MHz
• Package Type: BGA
• Pin Count: 492
• Mounting: Surface Mount
• Operating Temperature (max): 85C
• Operating Temperature (min): -40C
• Operating Temperature Classification: Industrial
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 869743

Intel
Functional Signal Descriptions
Table 5.
32
®
IXP42X Product Line and IXC1100 Control Plane Processor
SDRAM Interface (Sheet 2 of 2)
SDM_CKE
SDM_DQM[3:0]
† For a legend of the
Name
Reset
Power
on
Type
Z
Z
†
codes, see
Reset
1
0
†
Table 4 on page
Type
O
O
†
SDRAM Clock Enable: CKE is driving high to activate the clock to an
external SDRAM and driven low to de-activate the CLK to an external
SDRAM.
SDRAM Data bus mask: DQM is used to byte select data during
read/write access to an external SDRAM.
30.
Description
Datasheet