參數(shù)資料
型號(hào): XRT5894IVTR-F
廠商: Exar Corporation
文件頁(yè)數(shù): 2/19頁(yè)
文件大小: 0K
描述: IC LIU E1 QUAD 64TQFP
標(biāo)準(zhǔn)包裝: 1,000
類(lèi)型: 線路接口裝置(LIU)
驅(qū)動(dòng)器/接收器數(shù): 4/4
規(guī)程: E1
電源電壓: 3.14 V ~ 3.47 V,4.75 V ~ 5.25 V
安裝類(lèi)型: 表面貼裝
封裝/外殼: 64-LQFP
供應(yīng)商設(shè)備封裝: 64-TQFP(10x10)
包裝: 帶卷 (TR)
XRT5894
10
Rev. 1.10
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 XRT5894 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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