参数资料
型号: XRT7300IVTR-F
厂商: Exar Corporation
文件页数: 6/55页
文件大小: 0K
描述: IC LIU E3/DS3/STS-1 SGL 44TQFP
标准包装: 1,000
类型: 线路接口装置(LIU)
驱动器/接收器数: 1/1
规程: DS3,E3,STS-1
电源电压: 4.75 V ~ 5.25 V
安装类型: 表面贴装
封装/外壳: 44-LQFP
供应商设备封装: 44-TQFP(10x10)
包装: 带卷 (TR)
XRT7300
E3/DS3/STS-1 LINE INTERFACE UNIT
REV. 1.1.2
10
ELECTRICAL CHARACTERISTICS
* Not applicable to pins with pull-up/pull-down resistors.
DC ELECTRICAL CHARACTERISTICS (TA = 25°C, VDD = 5.0V + 5%, UNLESS OTHERWISE SPECIFIED)
SYMBOL
PARAMETER
MIN.
TYP.
MAX.
UNITS
VDDD
DC Supply Voltage
4.75
5
5.25
V
VDDA
DC Supply Voltage
4.75
5
5.25
V
ICC
Supply Current (Measured while Transmitting and Receiving all “1’s”)
DS-3 Mode
167
200
mA
STS-1 Mode
180
220
mA
VIL
Input Low Voltage
0.8
V
VIH
Input High Voltage
2.0
VDD
V
VOL
Output Low Voltage, IOUT = -4.0mA
0
0.4
V
VOH
Output High Voltage, IOUT = 4.0mA
2.8
VDD
V
IL
Input Leakage Current*
±10
mA
AC ELECTRICAL CHARACTERISTICS (TA = 25°C, VDD = 5.0V + 5%, UNLESS OTHERWISE SPECIFIED)
SYMBOL
PARAMETER
MIN.
TYP.
MAX.
UNITS
Terminal Side Timing Parameters (See Figure 3 & Figure 4)
TCLK Clock Duty Cycle (DS3/STS-1)
30
50
70
%
TCLK Clock Duty Cycle (E3)
30
50
70
%
TCLK Frequency (SONET STS-1)
51.84
MHz
TCLK Frequency (DS3)
44.736
MHz
TCLK Frequency (E3)
34.368
MHz
tRTX
TCLK Clock Rise Time (10% to 90%)
4
ns
tFTX
TCLK Clock Fall Time (90% to 10%)
4
ns
tTSU
TPDATA/TNDATA to TCLK Falling Set up time
3
ns
tTHO
TPDATA/TNDATA to TCLK Falling Hold time
3
ns
tLCVO
RCLK to rising edge of LCV output delay
2.5
ns
tTDY
TTIP/TRING to TCLK Rising Propagation Delay time
0.6
14
ns
RCLK Clock Duty Cycle
45
50
55
%
RCLK Frequency (SONET STS-1)
51.84
MHz
RCLK Frequency (DS3)
44.736
MHz
RCLK Frequency (E3)
34.368
MHz
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