參數(shù)資料
型號: 932S825YGT
廠商: INTEGRATED DEVICE TECHNOLOGY INC
元件分類: 時鐘產(chǎn)生/分配
英文描述: 220 MHz, PROC SPECIFIC CLOCK GENERATOR, PDSO64
封裝: 6.10 MM, 0.50 MM PITCH, MO-153, TSSOP-64
文件頁數(shù): 12/20頁
文件大?。?/td> 225K
代理商: 932S825YGT
2
ICS932S825
1276F—12/02/08
Pin Description
PIN #
PIN NAME
TYPE
DESCRIPTION
1
X1
IN
Crystal input, Nominally 14.318MHz.
2
X2
OUT
Crystal output, Nominally 14.318MHz
3
VDDREF_STB
PWR
Ref, XTAL power supply, nominal 3.3V standby power
4
REF0_RUN_2x
OUT
14.318MHz Free Running XTAL Output. This output runs as long as
standby VDD is applied to the part. Default drive is 2 loads.
5
FS1/REF1_2x
I/O
Frequency select latch input pin / 14.318 MHz reference clock. Default 2
load drive.
6
FS2/REF2_2x
I/O
Frequency select latch input pin / 14.318 MHz reference clock. Default 2
load drive.
7
GNDREF
PWR
Ground pin for the REF outputs.
8
VDD48
PWR
Power pin for the 48MHz output.3.3V
9
48MHz_0_2x
OUT
48MHz clock output. Default 2 load drive strength
10
48MHz_1_2x
OUT
48MHz clock output. Default 2 load drive strength
11
GND48
PWR
Ground pin for the 48MHz outputs
12
SCLK
IN
Clock pin of SMBus circuitry, 5V tolerant.
13
SDATA
I/O
Data pin for SMBus circuitry, 3.3V tolerant.
14
VDDPCI
PWR
Power supply for PCI clocks, nominal 3.3V
15
PCICLK0_2x
OUT
3.3V PCI clock output. Default 2 load drive strength.
16
PCICLK1_2x
OUT
3.3V PCI clock output. Default 2 load drive strength.
17
GNDPCI
PWR
Ground pin for the PCI outputs
18
CLKPWRGD/PD#
IN
This 3.3V LVTTL input is a level sensitive strobe used to determine when
latch inputs are valid and are ready to be sampled. This is an active high
input. / Asynchronous active low input pin used to power down the device
into a low power state.
19
GND
PWR
Ground pin.
20
VDDA
PWR
3.3V power for the PLL core.
21
GNDA
PWR
Ground pin for the PLL core.
22
GND
PWR
Ground pin.
23
PCIeT_L0
OUT
True clock of 0.8V differential push-pull PCI_Express pair (no 50ohm
resistor to GND needed)
24
PCIeC_L0
OUT
Complement clock of 0.8V differential push-pull PCI_Express pair. (no
50ohm resistor to GND needed)
25
PCIeT_L1
OUT
True clock of 0.8V differential push-pull PCI_Express pair (no 50ohm
resistor to GND needed)
26
PCIeC_L1
OUT
Complement clock of 0.8V differential push-pull PCI_Express pair. (no
50ohm resistor to GND needed)
27
GND
PWR
Ground pin.
28
VDDPCIe
PWR
Power supply for PCI Express clocks, nominal 3.3V
29
PCIeT_L2
OUT
True clock of 0.8V differential push-pull PCI_Express pair (no 50ohm
resistor to GND needed)
30
PCIeC_L2
OUT
Complement clock of 0.8V differential push-pull PCI_Express pair. (no
50ohm resistor to GND needed)
31
PCIeT_L3
OUT
True clock of 0.8V differential push-pull PCI_Express pair (no 50ohm
resistor to GND needed)
32
PCIeC_L3
OUT
Complement clock of 0.8V differential push-pull PCI_Express pair. (no
50ohm resistor to GND needed)
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