FIELD/FRAME/LINE MEMORY. AL422 Datasheet

AL422 MEMORY. Datasheet pdf. Equivalent

AL422 Datasheet
Recommendation AL422 Datasheet
Part AL422
Description FIELD/FRAME/LINE MEMORY
Feature AL422; AL422 Data Sheets (Revision V1.1) www.DataSheet4U.com www.DataSheet4U.com AL422 Amendments (Sinc.
Manufacture Averlogic Technologies
Datasheet
Download AL422 Datasheet




Averlogic Technologies AL422
AL422 Data Sheets
(Revision V1.1)
www.DataSheet4U.com
www.DataSheet4U.com



Averlogic Technologies AL422
AL422
Amendments (Since April 2, 1999)
05-13-99 DC/AC characteristics (including current consumption) updated.
07-02-99 Pinout diagram (5.0) and DC external load (7.4) modified.
08-03-99 Description about TST pin added in sections 6.0 & 8.1.
09-02-99 8.3.2 rewritten.
10-26-99 Capacitance provided in the AC characteristics section.
12-15-99 Remove TST pin restriction.
01-18-01
1. Revised section “8.3.2 Read Enable during Reset Cycles” to “8.3.2 The Proper
Manipulation of FIFO Access”.
2. Add section “8.3.3 Single Field Write with Multiple Read Operation”
3. Add section “8.3.4 One Field Delay Line (The Old Data Read)”
AL422B
January 23, 2001 2



Averlogic Technologies AL422
AL422 3M-Bits FIFO Field Memory
AL422
Contents:
1.0 Description ________________________________________________________________ 4
2.0 Features___________________________________________________________________ 4
3.0 Applications________________________________________________________________ 4
4.0 Ordering Information ________________________________________________________ 4
5.0 Pinout Diagram ____________________________________________________________ 5
6.0 Pin Description _____________________________________________________________ 5
7.0 Electrical Characteristics _____________________________________________________ 6
7.1 Absolute Maximum Ratings ________________________________________________________ 6
7.2 Recommended Operating Conditions ________________________________________________ 6
7.3 DC Characteristics _______________________________________________________________ 6
7.4 AC Characteristics _______________________________________________________________ 7
7.5 Timing Diagrams_________________________________________________________________ 9
8.0 Functional Description______________________________________________________ 13
8.1 Memory Operation ______________________________________________________________ 14
8.2 5V and 3.3V applications _________________________________________________________ 15
8.3 Application Notes _______________________________________________________________ 16
8.3.1 Irregular Read/Write _________________________________________________________________ 16
8.3.2 The Proper Manipulation of FIFO Access _________________________________________________ 17
8.3.3 Single Field Write with Multiple Read Operation___________________________________________ 17
8.3.4 One Field Delay Line (The Old Data Read) _______________________________________________ 17
9.0 Mechanical Drawing _______________________________________________________ 19
AL422B
January 23, 2001 3







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