参数资料
型号: XRT5897IV-F
厂商: Exar Corporation
文件页数: 4/21页
文件大小: 0K
描述: IC LIU E1 7CH 3.3V 100TQFP
产品变化通告: Product Discontinuation 18/Jan/2012
标准包装: 90
类型: 线路接口装置(LIU)
驱动器/接收器数: 7/7
规程: E1
电源电压: 3.135 V ~ 3.465 V
安装类型: 表面贴装
封装/外壳: 100-LQFP
供应商设备封装: 100-TQFP(14x14)
包装: 托盘
XRT5897
12
Rev. 1.11
RETURN LOSS SPECIFICATIONS
The following transmitter and receiver return loss specifications are based on a typical 1:2CT ratio transformer.
75W
120W
Frequency Range
Min.
Typ.
Min.
Typ.
Unit
51kHz to 102kHz
16
22
10
15
dB
102kHz to 2.048MHz
16
22
10
15
dB
2.048MHz to 3.072MHz
11
18
10
14
dB
Table 3. Transmitter Return Loss Specification
Transmit Return Loss Notes
D
Output transformer ratio is 1:2 (return loss exceeds
ETSI 300 166 with this transformer).
D
For both 75W and 120W applications, 9.1W, 1% re-
sistors are connected between each end of the
transformer primary and the XRT5897 TTIP and
TRING pins.
75W
120W
Frequency Range
Min.
Typ.
Min.
Typ.
Unit
51kHz to 102kHz
16
28
15
18
dB
102kHz to 2.048MHz
22
34
22
25
dB
2.048MHz to 3.072MHz
18
26
20
30
dB
Table 4. Receiver Return Loss Specification
Receiver Return Loss Notes
D
Input transformer ratio is 1:2 CT.
D
Transformer center tap is grounded.
D
Each half of transformer secondary is terminated
with 150W for 75W operation, or 240W for 120W op-
eration (resistors are 1% tolerance).
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