參數(shù)資料
型號(hào): ACS8947T
廠商: Semtech
文件頁(yè)數(shù): 9/30頁(yè)
文件大小: 0K
描述: IC JITTER ATT MULT PLL 48-QFN
標(biāo)準(zhǔn)包裝: 1
類型: 時(shí)鐘/頻率發(fā)生器,多路復(fù)用器
PLL:
主要目的: 3G,以太網(wǎng),PCI,SONET/SDH,無(wú)線系統(tǒng)
輸入: LVPECL
輸出: CML,LVPECL
電路數(shù): 1
比率 - 輸入:輸出: 2:4
差分 - 輸入:輸出: 是/是
頻率 - 最大: 625MHz
電源電壓: 3.135 V ~ 3.465 V
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 48-VFQFN 裸露焊盤
供應(yīng)商設(shè)備封裝: 48-QFN(7x7)
包裝: 托盤
ACS8947T JAM PLL
ADVANCED COMMS & SENSING
FINAL
DATASHEET
Revision 1.00/September 2007 Semtech Corp.
Page 17
www.semtech.com
Operating Conditions
Note...Supply currents for VDDOn assumes CML 50
Ω
termination.
Thermal Characteristics
Table 8 Operating Conditions
Parameter
Symbol
Minimum
Typical
Maximum
Units
Supply voltage (DC): VDDP1, VDDP2, VDDADIV,
VDDARF,
VDD
3.135
3.3
3.465
V
Supply voltage (DC): VDDOSC
VDDOSC
3.0
3.3
3.465
V
Supply voltage (DC): VDD01, VDD02, VDD03,
VDD04.
* 3.135. V min required to enable output. Supply
may be connected to 0 V to disable the associated
output.
VDD
3.135
or
0 V*
3.3
3.465
V
Ambient temperature range
TA
-40
-
+85
°C
VDD01 supply current
IDD01
-29
33
mA
VDD02 supply current
IDD02
29
33
mA
VDD03 supply current
IDD03
29
33
mA
VDD04 supply current
IDD04
29
33
mA
VDDP1 supply current
IDDP1
25
31
mA
VDDP2 supply current
IDDP2
22
30
mA
VDDADIV supply current
IDDADIV
100
111
mA
VDDARF supply current
IDDARF
64
72
mA
VDDOSC supply current
IDDVOSC
20
25
mA
Device total power dissipation with all outputs on
@625 MHz. Excluding power dissipation in external
biasing components.
PTOT
-1,1
1,2
W
Table 9 Thermal Conditions
Parameter
Symbol
Minimum
Typical
Maximum
Units
Thermal resistance junction to ambient
θJA
--
25
°C/W
Operating junction temperature
TJCT
-
125
°C
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