參數(shù)資料
型號: IDT82P2821BH
廠商: IDT, Integrated Device Technology Inc
文件頁數(shù): 143/151頁
文件大?。?/td> 0K
描述: IC LIU T1/J1/E1 21+1CH 640-PBGA
標(biāo)準(zhǔn)包裝: 5
功能: 線路接口單元(LIU)
接口: E1,J1,T1
電路數(shù): 1
電源電壓: 1.8V, 3.3V
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 640-BGA 裸露焊盤
供應(yīng)商設(shè)備封裝: 640-PBGA-EP(31x31)
包裝: 托盤
包括: 缺陷和警報檢測,驅(qū)動器過流檢測和保護,LLOS 檢測,PRBSARB / IB 檢測和生成
其它名稱: 82P2821BH
IDT82P2821
21(+1) CHANNEL HIGH-DENSITY T1/E1/J1 LINE INTERFACE UNIT
Programming Information
91
February 6, 2009
PULS - Transmit Pulse Configuration Register
Address: 006H, 046H, 086H, 0C6H, 106H, 146H, 186H, 1C6H, (CH1~CH8)
206H, 246H, 286H, 2C6H, 306H, 346H, 386H, 3C6H, (CH9~CH16)
406H, 446H, 486H, 4C6H, 506H, (CH17~CH21)
7C6H (CH0)
Type: Read / Write
Default Value: 02H
Bit
Name
Description
7 - 4
-
Reserved.
3 - 0
PULS[3:0]
These bits select one of the eight preset waveform templates for short haul application or enable user-programmable arbitrary
waveform.
7
654321
0
----
PULS3
PULS2
PULS1
PULS0
PULS[3:0]
Operation
Mode
Transmit
Clock
Cable Impedance
Cable Range
Cable Loss
0000
E1
2.048 MHz
E1 75
differential interface,
Internal Impedance matching mode
-
0 ~ 12 dB
0001
E1
2.048 MHz
Other E1 interfaces
-
0 ~ 12 dB
0010 (default)
DSX1
1.544 MHz
100
0 ~ 133 ft
0 ~ 0.6 dB
0011
DSX1
1.544 MHz
100
133 ~ 266 ft
0.6 ~ 1.2 dB
0100
DSX1
1.544 MHz
100
266 ~ 399 ft
1.2 ~ 1.8 dB
0101
DSX1
1.544 MHz
100
399 ~ 533 ft
1.8 ~ 2.4 dB
0110
DSX1
1.544 MHz
100
533 ~ 655 ft
2.4 ~ 3.0 dB
0111
J1
1.544 MHz
110
-
0 ~ 12 dB
1XXX
User-programmable arbitrary waveform
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