参数资料
型号: ICS951412YGT
厂商: INTEGRATED DEVICE TECHNOLOGY INC
元件分类: 时钟产生/分配
英文描述: 220 MHz, PROC SPECIFIC CLOCK GENERATOR, PDSO56
封装: 6.10 MM, 0.50 MM PITCH, MO-153, TSSOP-56
文件页数: 15/21页
文件大小: 188K
代理商: ICS951412YGT
3
ICS951412
0883L—04/26/06
PIN
#
PIN NAME
Type
Pin Description
29
ATIGCLKC0
OUT
Complementary clock of differential SRC clock pair.
30
ATIGCLKT0
OUT
True clock of differential SRC clock pair.
31
GNDATI
PWR
Ground for ATI Gclocks, nominal 3.3V
32
VDDATI
PWR
Power supply ATI Gclocks, nominal 3.3V
33
SRCCLKC0
OUT
Complement clock of differential SRC clock pair.
34
SRCCLKT0
OUT
True clock of differential SRC clock pair.
35
VDDSRC
PWR
Supply for SRC clocks, 3.3V nominal
36
GNDSRC
PWR
Ground pin for the SRC outputs
37
IREF
OUT
This pin establishes the reference current for the differential current-mode
output pairs. This pin requires a fixed precision resistor tied to ground in
order to establish the appropriate current. 475 ohms is the standard value.
38
GNDA
PWR
Ground pin for the PLL core.
39
VDDA
PWR
3.3V power for the PLL core.
40
CPUCLK8C1
OUT
Complementary clock of differential 3.3V push-pull K8 pair.
41
CPUCLK8T1
OUT
True clock of differential 3.3V push-pull K8 pair.
42
GNDCPU
PWR
Ground pin for the CPU outputs
43
VDDCPU
PWR
Supply for CPU clocks, 3.3V nominal
44
CPUCLK8C0
OUT
Complementary clock of differential 3.3V push-pull K8 pair.
45
CPUCLK8T0
OUT
True clock of differential 3.3V push-pull K8 pair.
46
GNDHTT
PWR
Ground pin for the HTT outputs
47
HTTCLK0
OUT
3.3V Hyper Transport output
48
VDDHTT
PWR
Supply for HTT clocks, nominal 3.3V.
49
GNDPCI
PWR
Ground pin for the PCI outputs
50
PCICLK0
OUT
PCI clock output.
51
VDDPCI
PWR
Power supply for PCI clocks, nominal 3.3V
52
REF2
OUT
14.318 MHz reference clock.
53
**FS1/REF1
I/O
Frequency select latch input pin / 14.318 MHz reference clock.
54
**FS0/REF0
I/O
Frequency select latch input pin / 14.318 MHz reference clock.
55
GND
PWR
Ground pin.
56
VDDREF
PWR
Ref, XTAL power supply, nominal 3.3V
Pin Descriptions (Continued)
相关PDF资料
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ICS951413YFLFT 400 MHz, PROC SPECIFIC CLOCK GENERATOR, PDSO56
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