IDT82P2821BHG IDT, Integrated Device Technology Inc, IDT82P2821BHG Datasheet - Page 139

• Manufacturer Part Number: IDT82P2821BHG
• Description: IC LINE INTERFACE UNIT 640-PBGA
• Manufacturer: IDT, Integrated Device Technology Inc

Specifications of IDT82P2821BHG

• Function: Line Interface Unit (LIU)
• Interface: E1, J1, T1
• Number Of Circuits: 1
• Voltage - Supply: 1.8V, 3.3V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: *
• Includes: Defect and Alarm Detection, Driver Over-Current Detection and Protection, LLOS Detection, PRBSARB / IB Detection and Generation
• Number Of Transceivers: 1
• Screening Level: Industrial
• Mounting: Surface Mount
• Operating Temperature (min): -40C
• Operating Temperature (max): 85C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Current - Supply: -
• Power (watts): -
• Lead Free Status / RoHS Status: Compliant, Lead free / RoHS Compliant
• Other names: 800-1703; 82P2821BHG

8.13.2.2Write Cycle Specification
Physical And Electrical Specifications
IDT82P2821
Symbol
t
t
t
t
t
t
WSW
HAW
RWV
RWH
SAW
t
t
REC
DV
DH
Figure-62 Parallel Motorola Non-Multiplexed Microprocessor Interface Write Cycle
Address to valid write setup time
Valid write signal width
Address to valid write hold time
R/ W available time after valid write signal falling edge
R/ W hold time after valid write signal falling edge
Data available time before valid write signal rising edge
Valid data hold time after valid write signal rising edge
Recovery time from write cycle
DS + CS
D[7:0]
A[x:0]
ACK
R/W
Parameter
t
SAW
t
RWV
Valid address
21(+1) CHANNEL HIGH-DENSITY T1/E1/J1 LINE INTERFACE UNIT
t
WSW
139
t
DV
Valid Data
t
RWH
5 or wait until ACK activated
5 or wait until ACK activated
47 (T1/J1) / 35 (E1)
t
DH
Min
0
0
5
5
5
t
HAW
t
REC
MAX
February 6, 2009
Units
ns
ns
ns
ns
ns
ns
ns
ns