IDT82P2282PF IDT, Integrated Device Technology Inc, IDT82P2282PF Datasheet - Page 255

• Manufacturer Part Number: IDT82P2282PF
• Description: TXRX T1/J1/E1 2CHAN 100-TQFP
• Manufacturer: IDT, Integrated Device Technology Inc
• Type: Transceiverr

Specifications of IDT82P2282PF

• Number Of Drivers/receivers: 2/2
• Protocol: IEEE 1149.1
• Voltage - Supply: 3 V ~ 3.6 V
• Mounting Type: Surface Mount
• Package / Case: 100-TQFP, 100-VQFP
• Screening Level: Industrial
• Pin Count: 100
• Mounting: Surface Mount
• Package Type: TQFP
• Operating Temperature (min): -40C
• Operating Temperature (max): 85C
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: 82P2282PF

E1 Receive Configuration 1 (029H, 129H)
EQ_ON:
LOS[4:0]:
pulse intervals. In long haul applications, these bits select the LOS declare threshold (Q). These bits are invalid in short haul applications.
Programming Information
IDT82P2282
Bit Name
Default
Bit No.
Type
= 0: The Equalizer is off in short haul applications.
= 1: The Equalizer is on in long haul applications.
A LOS is detected when the incoming signals has “no transitions”, i.e., when the signal level is less than Q dB below nominal for N consecutive
Reserved
7
LOS[4:0]
00000
00001
00010
00100
00101
01000
01001
01010
00011
00110
00111
01011
EQ_ON
R/W
6
0
LOS Declare Threshold (Q)
Reserved
5
-10 dB
-12 dB
-14 dB
-16 dB
-18 dB
-20 dB
-22 dB
-24 dB
-26 dB
-4 dB
-6 dB
-8 dB
LOS4
R/W
4
1
255
LOS[4:0]
10110 -
01100
01101
10000
10001
10010
10011
10100
10101
01110
01111
11111
DUAL T1/E1/J1 LONG HAUL / SHORT HAUL TRANSCEIVER
LOS3
R/W
3
0
LOS Declare Threshold (Q)
-28 dB
-30 dB
-32 dB
-34 dB
-36 dB
-38 dB
-40 dB
-42 dB
-44 dB
-46 dB
-48 dB
LOS2
R/W
2
1
LOS1
R/W
1
0
August 20, 2009
LOS0
R/W
0
1