IDT82V2048 Integrated Device Technology, Inc., IDT82V2048 Datasheet - Page 57

• Manufacturer Part Number: IDT82V2048
• Manufacturer: Integrated Device Technology, Inc.

IDT82V2048 OCTAL T1/E1 SHORT HAUL LINE INTERFACE UNIT
MOTOROLA MODE WRITE TIMING CHARACTERISTICS
t1
t2
t3
t4
t5
t6
t7
t8
t9
t10
t11
t12
t13
Note 1: the t1 can be 15ns when the ACK signal is not used.
Symbol
AD[7:0]
ACK
R/W
CS
DS
AS
ALE(=1)
D[7:0]
A[7:0]
R/W
ACK
Active DS Pulse Width
Active CS to Active DS Setup Time
Inactive DS to Inactive CS Hold Time
Valid R/ W to Active DS Setup Time
Inactive DS to R/ W Hold Time
Valid Address to Active DS Setup Time (in Non-Multiplexed Mode)
Valid Address to AS Setup Time (in Multiplexed Mode)
Valid DS to Address Hold Time (in Non-Multiplexed Mode)
Valid AS to Address Hold Time (in Multiplexed Mode)
Valid Data to Inactive DS Setup Time
Inactive DS to Data Hold Time
Active DS to Active ACK Delay Time
Inactive DS to Inactive ACK Delay Time
Active AS to Active DS (in Multiplexed Mode)
Inactive DS to Inactive AS Hold Time
CS
DS
Figure - 33. Non-Multiplexed Motorola Mode Write Timing
t6
Figure - 34. Multiplexed Motorola Mode Writing Timing
ADDRESS
t6
ADDRESS
t4
t2
t4
t2
t12
Parameter
t7
t7
( in Multiplexed Mode)
57
t10
t1
t10
t1
Min Typ Max Unit Comments
WRITE DATA
90
10
10
10
10
30
10
15
0
0
0
5
0
t8
WRITE DATA
t3
t8
t5
INDUSTRIAL TEMPERATURE RANGES
t9
t11
85
15
t3
t5
t9
t11
t13
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
note 1