参数资料
型号: ACS8944T
厂商: Semtech
文件页数: 3/24页
文件大小: 0K
描述: IC JITTER ATT MULT PLL 48-QFN
标准包装: 1
类型: 时钟/频率发生器,多路复用器
PLL:
主要目的: SONET/SDH
输入: LVPECL
输出: LVPECL
电路数: 1
比率 - 输入:输出: 1:1
差分 - 输入:输出: 是/是
频率 - 最大: 155.52MHz
电源电压: 3.135 V ~ 3.465 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 48-VFQFN 裸露焊盘
供应商设备封装: 48-QFN(7x7)
包装: 管件
ADVANCED COMMUNICATIONS
FINAL
DATASHEET
Revision 3/November 2006 Semtech Corp.
Page 11
www.semtech.com
ACS8944 JAM PLL
Maximum Ratings
Important Note: The Absolute Maximum Ratings, Table 8,
are stress ratings only, and functional operation of the
device at conditions other than those indicated in the
Operating Conditions sections of this specification are not
implied. Exposure to the absolute maximum ratings for an
extended period may reduce the reliability or useful
lifetime of the product.
Notes: (i) All pins pass 2kV HBM except VCN/VCP which are rated at 500 V HBM.
(ii) Tested to JEDEC standard JESD22-A114.
(iii) Tested to JEDEC standard JESD78.
Operating Conditions
Electrical Specifications
Table 8 Absolute Maximum Ratings
Parameter
Symbol
Minimum
Maximum
Units
Supply Voltage (D.C.): VDDP1, VDDP2, VDDADIV,
VDDARF, VDDOSC, VDDO
VDD
-0.5
3.6
V
Input Voltage (non-supply pins):
Digital Inputs: EXT1, EXT2, RESETB, OP_FSEL
VIN
-0.5
5.5
V
Input Voltage (non-supply pins)
LVPECL Inputs: CLKN, CLKP,
ANALOG I/O: VCN, VCP, LOCKB
VIN
-0.5
VDD + 0.5
V
Output Voltage (non-supply pins):
Digital Outputs:FREQ155, FREQ77, FREQ38,
FREQ19
LVPECL Outputs: OUTN, OUTP
VOUT
-0.5
VDD + 0.5
V
Ambient Operating Temperature Range
TA
-40
+85
°C
Storage Temperature
TSTOR
-50
+150
°C
Reflow Temperature (Pb)
TREPB
-
245
°C
Reflow Temperature (Pb Free)
TREPBFREE
-
260
°C
ESD HBM (Human Body Model)(i), (ii)
ESDHBM
2-
kV
ILU
±100
-
mA
Table 9 Operating Conditions
Parameter
Symbol
Minimum
Typical
Maximum
Units
Supply Voltage (D.C.): VDDP1, VDDP2, VDDADIV,
VDDARF, VDDO
VDD
3.135
3.3
3.465
V
VDDOSC
VDDOSC
3.0
3.3
3.465
V
Ambient Temperature Range
TA
-40
-
+85
°C
Supply Current (including VDDOSC)
IDD
-
250
300
mA
VDDOSC Supply Current
IDDOSC
-20
25
mA
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