IDT82V2108BB IDT, Integrated Device Technology Inc, IDT82V2108BB Datasheet - Page 162

• Manufacturer Part Number: IDT82V2108BB
• Description: IC FRAMER T1/J1/E1 8CH 144-BGA
• Manufacturer: IDT, Integrated Device Technology Inc

Specifications of IDT82V2108BB

• Controller Type: T1/E1/J1 Framer
• Interface: Parallel
• Voltage - Supply: 2.97 V ~ 3.63 V
• Current - Supply: 160mA
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 144-BGA
• Screening Level: Industrial
• Mounting: Surface Mount
• Operating Temperature (min): -40C
• Operating Temperature (max): 85C
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: 82V2108BB

IDT82V2108
E1 TJAT Reference Clock Divisor (N1) Control (025H, 0A5H, 125H, 1A5H, 225H, 2A5H, 325H, 3A5H)
input reference clock and the frequency applied to the phase discriminator input.
E1 TJAT Output Clock Divisor (N2) Control (026H, 0A6H, 126H, 1A6H, 226H, 2A6H, 326H, 3A6H)
output smoothed clock and the frequency applied to the phase discriminator input.
Programming Information
Bit Name
Bit Name
Default
Default
Bit No.
Bit No.
Type
Type
These bits define a binary number. The (N1[7:0] + 1) is the divisor of the input reference clock, which is the ratio between the frequency of the
Writing to this register will reset the DPLL in the TJAT.
These bits define a binary number. The (N2[7:0] + 1) is the divisor of the output smoothed clock, which is the ratio between the frequency of the
Writing to this register will reset the DPLL in the TJAT.
N1[7]
N2[7]
R/W
R/W
7
0
7
0
N1[6]
N2[6]
R/W
R/W
6
0
6
0
N1[5]
N2[5]
R/W
R/W
5
1
5
1
N1[4]
N2[4]
R/W
R/W
4
0
4
0
152
N1[3]
N2[3]
R/W
R/W
3
1
3
1
N1[2]
N2[2]
R/W
R/W
2
1
2
1
T1 / E1 / J1 OCTAL FRAMER
N1[1]
N2[1]
R/W
R/W
1
1
1
1
March 5, 2009
N1[0]
N2[0]
R/W
R/W
0
1
0
1