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IDT82V2048 OCTAL T1/E1 SHORT HAUL LINE INTERFACE UNIT INDUSTRIAL TEMPERATURE RANGES
MOTOROLA MODE WRITE TIMING CHARACTERISTICS
Figure-36 Non-Multiplexed Motorola Mode Write Timing
Figure-37 Multiplexed Motorola Mode Writing Timing
Symbol Parameter Min Typ Max Unit Comments
t1 Active DS Pulse Width 90 ns
(1)
1.
The t1 can be 15ns when the ACK signal is not used.
t2 Active CS to Active DS Setup Time 0 ns
t3 Inactive DS to Inactive CS Hold Time 0 ns
t4 Valid R/W to Active DS Setup Time 10 ns
t5 Inactive DS to R/W Hold Time 0 ns
t6 Valid Address to Active DS Setup Time (in Non-Multiplexed Mode) 10 ns
t7 Valid DS to Address Hold Time (in Non-Multiplexed Mode) 10 ns
t8 Valid Data to Inactive DS Setup Time 5 ns
t9 Inactive DS to Data Hold Time 10 ns
t10 Active DS to Active ACK Delay Time 30 85 ns
t11 Inactive DS to Inactive ACK Delay Time 10 15 ns
t12 Active AS to Active DS (in Multiplexed Mode) 0 ns
t13 Inactive DS to Inactive AS Hold Time ( in Multiplexed Mode) 15 ns
ACK
D[7:0]
A[4:0]
ALE(=1)
DS
CS
t1
ADDRESS
WRITE DATA
R/W
t2 t3
t4
t6 t7
t5
t8 t9
t10 t11
ACK
AD[7:0]
AS
DS
CS
WRITE DATA
ADDRESS
R/W
t1
t2 t3
t4 t5
t6 t7
t8 t9
t13
t10 t11
t12
