參數(shù)資料
型號(hào): DS21554LN
廠商: Maxim Integrated Products
文件頁數(shù): 111/124頁
文件大小: 0K
描述: IC TXRX E1 1-CHIP 5V 100-LQFP
產(chǎn)品培訓(xùn)模塊: Lead (SnPb) Finish for COTS
產(chǎn)品變化通告: Product Discontinuation 20/Feb/2012
標(biāo)準(zhǔn)包裝: 90
功能: 單芯片收發(fā)器
接口: E1,HDLC,J1,T1
電路數(shù): 1
電源電壓: 4.75 V ~ 5.25 V
電流 - 電源: 75mA
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 100-LQFP
供應(yīng)商設(shè)備封裝: 100-LQFP(14x14)
包裝: 托盤
包括: 遠(yuǎn)程和 AIS 警報(bào)檢測器 / 發(fā)生器
DS21354/DS21554 3.3V/5V E1 Single-Chip Transceivers
87 of 124
Figure 15-6. Protected Interface Example for the DS21554
COMPONENT
FUNCTION
D1 TO D4
SCHOTTKY DIODE, INTERNATIONAL RECTIFIER 11DQ04
C1
0.1
mF CERAMIC CAPACITOR IN PARALLEL WITH 10mF TANTALUM
CAPACITOR
C2
0.47
mF, NONPOLARIZED CERAMIC CONSTRUCTION
S
SEMTECH LC01-6, 6V LOW CAPACITANCE TVS
FUSE
RT
RTERM
R1 TO R4
X1
X2
FOR MORE INFORMATION ON THE SELECTION OF THESE
COMPONENTS, REFER TO THE SEPARATE APPLICATION NOTES
ON SECONDARY OVERVOLTAGE PROTECTION AND T1/E1
NETWORK INTERFACE DESIGN AVAILABLE ON OUR WEBSITE AT
WWW.MAXIM-IC.COM/APPNOTEINDEX.
RTIP
RRING
TTIP
TRING
Receive
Line
DS21554
S
C1
D1
D2
D3
D4
1:1
Fuse
Transmit
Line
Fuse
0.1
N:1
470
C2
R1
R2
R3
R4
Rt
Rterm
X1
X2
+5V
2.048MHz
MCLK
DVDD
DVSS
0.1
RVDD
RVSS
0.1
TVDD
TVSS
0.1
+5.0V
0.01
68
+
10
+
NOTE 1: ALL CAPACITOR VALUES ARE IN
mF.
NOTE 2: THE 10
mF CAPACITOR ON TVDD IS OF TANTALUM CONSTRUCTION.
NOTE 3: THE 68
mF CAPACITOR IS REQUIRED TO MAINTAIN VDD DURING A TRANSIENT EVENT.
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