82P2281PFG IDT, Integrated Device Technology Inc, 82P2281PFG Datasheet - Page 122

• Manufacturer Part Number: 82P2281PFG
• Manufacturer: IDT, Integrated Device Technology Inc

Specifications of 82P2281PFG

• Number Of Transceivers: 1
• Screening Level: Industrial
• Mounting: Surface Mount
• Package Type: TQFP
• Operating Temperature (min): -40C
• Operating Temperature (max): 85C
• Lead Free Status / RoHS Status: Compliant

5.2.1
5.2.1.1
T1/J1 Chip ID For Single Transceiver (001H)
ID[7:0]:
the first version).
T1/J1 Software Reset (004H)
J1 Or E1 Mode register (020H), a software reset must be applied.
Programming Information
IDT82P2281
Bit Name
Bit Name
The ID[7:0] bits are pre-set. The ID[7:4] bits represent the IDT82P2281 device. The ID[3:0] bits represent the current version number (‘0001’ is for
A write operation to this register will generate a software reset.
The software reset can only be applied when the clock on the OSCI pin is available.
The software reset will set all the registers except the T1/J1 Or E1 Mode register (020H) to their default values. If the setting is changed in the T1/
Default
Bit No.
Default
Bit No.
Type
Type
T1/J1 MODE
Direct Register
ID7
R
7
0
7
ID6
6
R
6
1
ID5
5
R
5
0
122
ID4
4
R
4
1
SINGLE T1/E1/J1 LONG HAUL / SHORT HAUL TRANSCEIVER
X
ID3
R
X
3
3
ID2
R
2
X
2
ID1
R
1
X
1
August 20, 2009
ID0
R
X
0
0