AS4LC4M4E0 Ver la hoja de datos (PDF) - Alliance Semiconductor
Número de pieza
componentes Descripción
Fabricante
AS4LC4M4E0 Datasheet PDF : 15 Pages
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Logic block diagram for 4K refresh
VCC
GND
RAS
RAS clock
generator
A0
A1
A2
A3
A4
CAS clock
CAS
generator
A5
A6
A7
A8
A9
WE clock
A10
WE
generator
A11
AS4LC4M4E0
AS4LC4M4E1
®
Column decoder
Sense amp
4096 × 1024 × 4
Array
(16,777,216)
Data
I/O
buffers
I/O0 to I/O3
OE
Logic block diagram for 2K refresh
VCC
GND
RAS
RAS clock
generator
A0
A1
A2
A3
A4
CAS
CAS clock
generator
A5
A6
A7
A8
A9
WE clock
A10
WE
generator
Column decoder
Sense amp
2048 × 2048 × 4
Array
(16,777,216)
Data
I/O
buffers
I/O0 to I/O3
OE
Substrate bias
generator
Recommended operating conditions
Parameter
Symbol
Min
Nominal Max
Supply voltage
VCC
3.0
3.3
3.6
GND
0.0
0.0
0.0
Input voltage
Ambient operating temperature
Commercial
Industrial
VIH
2.0
VIL
–0.5†
0
TA
-40
–
VCC+0.5V
–
0.8
–
70
–
85
†VIL min -3.0V for pulse widths less than 5 ns. Recommended operating conditions apply throughout this document unlesss otherwise specified.
Unit
V
V
V
V
°C
Absolute maximum ratings
Parameter
Input voltage
Input voltage (DQs)
Power supply voltage
Storage temperature (plastic)
Soldering temperature × time
Symbol
Vin
VDQ
VCC
TSTG
TSOLDER
Min
-1.0
-1.0
-1.0
-55
–
Max
4.6
4.6
4.6
+150
260 × 10
Unit
V
V
V
°C
oC × sec
4/11/01; V.1.1
Alliance Semiconductor
P. 3 of 15
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