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ACS8522

更新时间: 2024-02-17 01:37:36
品牌 Logo 应用领域
商升特 - SEMTECH /
页数 文件大小 规格书
118页 1128K
描述
Synchronous Equipment Timing Source for Stratum 3/4E/4 and SMC Systems

ACS8522 技术参数

是否无铅: 不含铅是否Rohs认证: 符合
生命周期:Obsolete零件包装代码:QFP
包装说明:LFQFP, QFP64,.47SQ,20针数:64
Reach Compliance Code:compliantHTS代码:8542.39.00.01
风险等级:5.4Is Samacsys:N
应用程序:SONET;SDHJESD-30 代码:S-PQFP-G64
JESD-609代码:e3长度:10 mm
湿度敏感等级:3功能数量:1
端子数量:64最高工作温度:85 °C
最低工作温度:-40 °C封装主体材料:PLASTIC/EPOXY
封装代码:LFQFP封装等效代码:QFP64,.47SQ,20
封装形状:SQUARE封装形式:FLATPACK, LOW PROFILE, FINE PITCH
峰值回流温度(摄氏度):260电源:3.3,3.3/5 V
认证状态:Not Qualified座面最大高度:1.6 mm
子类别:Other Telecom ICs最大压摆率:0.2 mA
标称供电电压:3.3 V表面贴装:YES
电信集成电路类型:ATM/SONET/SDH SUPPORT CIRCUIT温度等级:INDUSTRIAL
端子面层:MATTE TIN端子形式:GULL WING
端子节距:0.5 mm端子位置:QUAD
处于峰值回流温度下的最长时间:NOT SPECIFIED宽度:10 mm
Base Number Matches:1

ACS8522 数据手册

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ACS8522 SETS LITE  
ADVANCED COMMUNICATIONS  
FINAL  
DATASHEET  
Pin Description  
Table 1 Power Pins  
Pin Number  
Symbol  
I/O  
Type  
Description  
8, 9,  
VD1+, VD2+,  
VD3+  
P
-
Supply Voltage: Digital supply to gates in analog section, +3.3 Volts  
±10%.  
12  
22  
VDD_DIFF  
P
P
-
-
Supply Voltage: Digital supply for differential output pins 19 and 20,  
+3.3 Volts ±10%.  
27  
VDD5V  
VDD5V: Digital supply for +5 Volts tolerance to input pins. Connect to  
+5 Volts (±10%) for clamping to +5 Volts. Connect to VDD for clamping  
to +3.3 Volts. Leave floating for no clamping. Input pins tolerant up to  
+5.5 Volts.  
32, 36,  
38, 39,  
45, 46,  
54  
VDD1, VDD2,  
VDD3, VDD4,  
VDD5, VDD6,  
VDD7  
P
-
Supply Voltage: Digital supply to logic, +3.3 Volts ±10%.  
4
VA1+  
P
P
-
-
Supply Voltage: Analog supply to clock multiplying PLL,  
+3.3 Volts ±10%.  
14, 57  
VA2+, VA3+  
Supply Voltage: Analog supply to output PLLs APLL2 and APLL1,  
+3.3 Volts ±10%.  
15, 58  
AGND3, AGND4  
-
-
Supply Ground: Analog ground for output PLLs APLL2 and APLL1.  
Supply Ground: Digital ground for components in PLLs.  
7, 10,  
11  
DGND1, DGND2,  
DGND3  
P
P
31, 40,  
53  
DGND4, DGND5,  
DGND6  
-
Supply Ground: Digital ground for logic.  
21  
GND_DIFF  
P
P
-
-
Supply Ground: Digital ground for differential output pins 19 and 20.  
Supply Ground: Analog grounds.  
1, 3  
AGND1, AGND2  
Note...I = Input, O = Output, P = Power, TTLU = TTL input with pull-up resistor, TTLD = TTL input with pull-down resistor.  
Table 2 Internally Connected Pins  
Pin Number  
Symbol  
I/O  
Type  
Description  
Internally Connected: Leave to Float.  
2, 16, 23, 24, IC1, IC2, IC3, IC4,  
-
-
25, 26, 35,  
60, 61, 62,  
63  
IC5, IC6, IC7,  
IC8, IC9, IC10,  
IC11  
Table 3 Other Pins  
Pin Number  
Symbol  
I/O  
O
Type  
TTL/CMOS  
TTL  
Description  
5
6
INTREQ  
REFCLK  
Interrupt Request: Active High/Low software Interrupt output.  
I
Reference Clock: 12.800 MHz (refer to section headed Local Oscillator  
Clock).  
Revision 5/November 2006 © Semtech Corp.  
Page5  
www.semtech.com  

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