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Numéro de référence | RTM660-107R | ||
Description | Clock Generator | ||
Fabricant | RealTek | ||
Logo | |||
Clock Generator
General Description
The RTM660-107R is a single chip frequency generator for VIA P4X266 with INTEL P4 Clock
Synthesizer Driver Specification. The clock chip provides standard serial bus for programming
device function. Base on the function above, the spread spectrum can be enable for reducing EMI.
Features
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Support Up to 266 MHz frequency.
Power Down feature.
Programmable Spread Spectrum depth.
Programmable Spread Spectrum model.
Programmable driving strength.
Programmable skew delay.
Programmable PLL frequency.
Programmable Loop Filter.
Programmable Smooth-Divider.
Programmable current Iref.
Programmable current Vg( Vref).
Programmable Watch Dog & Smooth
Reset circuit.
DOS/WIN9x/WIN2000/WINNT AP.
Enhance 266/233/200/166/133/100/66
CPU frequency ratio.
FS4*/REF 0
VDD_3.3
GND
X1
X2
VDD_3.3
FS3*/48Mhz
FS2*/24_48#Mhz
GND
FS0*/PCI - F
FS1*/PCI - 0
Mult*/PCI - 1
GND
FS5**/PCI - 2
ENWD*#/PCI - 3
VDD_3.3
PCI - 4
PCI - 5
PCI - 6
GND
PCI - 7
PD#*
AGP - 0
VDD_3.3
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
48 VDD_2.5
47 GND
46 IOAPIC - 0
45 IOAPIC - 1
44 GND
43 VDD_2.5
42 CPU - CS
41 CPU - CS#
40 CPU - 0
39 CPU - 0#
38 VDD_3.3
37 Iref
36 GND
35 CPU - 1
34 CPU - 1#
33 Vtt_Power_Good#
32 CPU_Stop#*
31 PCI_Stop#*
30 RESET#
29 SDATA
28 SCLK
27 AGP - 2
26 AGP - 1
25 GND
Sdata
Sclk
WDEN#
FS0..FS5
Mult0
standard serial
bus
ROM
CPU stop#
PCI stop#
PD#
PWRGD#
Digital
control
XTAL
PLL2
PLL1
Current
PAD
CPU0..2
CPU#0..2
IREF
Divider
&
Muxer
Delay
&
Stop
Buffer
&
Strength
control
REF
PCIF
PCI0..7
IOAPIC 0:1
AGP 0:2
CPU T:C
RESET#
24_48 MHz
48MHz
02/01/06
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Pages | Pages 30 | ||
Télécharger | [ RTM660-107R ] |
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