ST40RA View Datasheet(PDF) - STMicroelectronics
Part Name
Description
MFG CO.
'ST40RA' PDF : 94 Pages View PDF
6 Clock generation
ST40RA
27 MHz
XTAL
ST40RA
ST40RA CLOCKGEN subsystem
CPU core
ST40 CLOCKGENA
1
2
Control PPLLLL11
3
4
TL1PU
CLOCKCON
1
Control PPLLLL22
2
3
4
5
ST40 CLOCKGENB
1
2
Control PPLLLL11
3
4
TL1PU
0
1
PCI_SEL
00
01
10
11
EMI_SEL
0
1
LMI_SEL
SuperHyway
1
2
Control PLL2
3
4
5
CLK_SEL[3:0]
Figure 5: ST40RA CLOCKGEN subsystem
CPU_CLK (X_ICK)
STBUS_CLK (X_BCK)
PER_CLK (X_PCK))
PCI_BUS_CLK
(external)
PCI_SS_CLK
EMI_SS_CLK
LMI_CLK
33/94 STMicroelectronics
ADCS 7260755H
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