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PDF AL4CE221 Data sheet ( Hoja de datos )
| Número de pieza | AL4CE221 | |
| Descripción | 9-bit Synchronous Fifo | |
| Fabricantes | AverLogic Technologies | |
| Logotipo |  |
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Hay una vista previa y un enlace de descarga de AL4CE221 (archivo pdf) en la parte inferior de esta página. Total 22 Páginas | ||
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AL4CE211
AL4CE221
AL4CE231
AL4CE241
AL4CE251
Data Sheets
Version 1.0
1 page  
4.0 Chip Information
4.1 Marking Information
AL4CE211/AL4CE221/AL4CE231/AL4CE241/AL4CE251
AL4CE2X1
X-XX-XX
Part Number: X = 1, 2, 3, 4, 5 as
AL4CS211, AL4CS221, AL4CS231,
AL4CS241, AL4CS251
Package: XX =
PF: TQFP
Speed Grade: XX = -7.5, ..
XXXXX
XXXX
Version Number: X = A, B, C..
Lot Number
Date Code
4.2 Ordering Information
The ordering information for AL4CE211/AL4CE221/AL4CE231/AL4CE241/AL4CE251 are:
Part number
AL4CE211/221/231/241/251(A-7.5-PF)
Package
32-pin plastic
TQFP(7x7mm)
Power Supply
Status
+3.3V±10% Sample in Aug., 2001
5.0 Pin-out Diagram
The AL4CE211/AL4CE221/AL4CE231/AL4CE241/AL4CE251 pin-out diagram is following:
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/RS 25
D8 26
D7 27
D6 28
D5 29
D4 30
D3 31
D2 32
16
15
AVERLOGIC 14
AL4CE2x1 13
x-xx-xx 12
xxxx
xxxx
11
10
9
Q4
Q3
Q2
Q1
Q0
/FF
/EF
/OE
TQFP PACKAGE TOP VIEW
AL4CE211/AL4CE221/AL4CE231/AL4CE241/AL4CE251
February 20, 2003 5
5 Page 
AL4CE211/AL4CE221/AL4CE231/AL4CE241/AL4CE251
partial status flags (/PAE and /PAF) can be detected from any one device. Figure 15 demonstrates an
18-bit word width data bus by using two AL4CE211/221/231/241/251s. Any word width expansion
can be attained by adding additional AL4CE211/221/231/241/251s.
18-Bit Data In Bus
Write Controls
Read Controls
Write Clock
Write Enable
Programmable
WCLK
/WEN
/PAE
RCLK
/REN
/OE
AL4CE2x1 /PAF
Q[8:0]
Write Controls
Read Controls
WCLK
/WEN
/PAE
RCLK
/REN
/OE
AL4CE2x1 /PAF
Q[8:0]
Read Clock
Read Enable
Output Enable
Programmable
Full Flag/
Input Ready
Figure 2. Multiple FIFO memoryin bus width expansion
Empty Flag/
Output Ready
18-Bit Data Out Bus
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AL4CE211/AL4CE221/AL4CE231/AL4CE241/AL4CE251
February 20, 2003 11
11 Page | ||
| Páginas | Total 22 Páginas | |
| PDF Descargar | [ Datasheet AL4CE221.PDF ] | |
Hoja de datos destacado
| Número de pieza | Descripción | Fabricantes |
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| AL4CE225 | 18-bit Synchronous Fifo | AverLogic Technologies |
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