|
AS7C251MPFS36A-133TQI |
AS7C251MPFS32A |
AS7C251MPFS32A-133TQC |
AS7C251MPFS32A-133TQI |
AS7C251MPFS32A-133TQCN |
AS7C251MPFS32A-133TQIN |
AS7C251MPFS32A-200TQIN |
AS7C251MPFS36A |
AS7C251MPFS36A-133TQCN |
Description |
2.5V 1M x 32/36 pipelined burst synchronous SRAM |
2.5V 1M x 32/36 pipelined burst synchronous SRAM |
2.5V 1M x 32/36 pipelined burst synchronous SRAM |
2.5V 1M x 32/36 pipelined burst synchronous SRAM |
2.5V 1M x 32/36 pipelined burst synchronous SRAM |
2.5V 1M x 32/36 pipelined burst synchronous SRAM |
2.5V 1M x 32/36 pipelined burst synchronous SRAM |
2.5V 1M x 32/36 pipelined burst synchronous SRAM |
2.5V 1M x 32/36 pipelined burst synchronous SRAM |
Is it Rohs certified? |
incompatible |
- |
incompatible |
incompatible |
conform to |
conform to |
conform to |
- |
conform to |
Maker |
ALSC [Alliance Semiconductor Corporation] |
- |
ALSC [Alliance Semiconductor Corporation] |
ALSC [Alliance Semiconductor Corporation] |
ALSC [Alliance Semiconductor Corporation] |
ALSC [Alliance Semiconductor Corporation] |
ALSC [Alliance Semiconductor Corporation] |
- |
ALSC [Alliance Semiconductor Corporation] |
Parts packaging code |
QFP |
- |
QFP |
QFP |
QFP |
QFP |
QFP |
- |
QFP |
package instruction |
LQFP, QFP100,.63X.87 |
- |
LQFP, QFP100,.63X.87 |
LQFP, QFP100,.63X.87 |
LQFP, QFP100,.63X.87 |
LQFP, QFP100,.63X.87 |
LQFP, QFP100,.63X.87 |
- |
LQFP, QFP100,.63X.87 |
Contacts |
100 |
- |
100 |
100 |
100 |
100 |
100 |
- |
100 |
Reach Compliance Code |
unknow |
- |
unknow |
unknow |
unknow |
unknow |
unknow |
- |
unknow |
ECCN code |
3A991.B.2.A |
- |
3A991.B.2.A |
3A991.B.2.A |
3A991.B.2.A |
3A991.B.2.A |
3A991.B.2.A |
- |
3A991.B.2.A |
Maximum access time |
3.8 ns |
- |
3.8 ns |
3.8 ns |
3.8 ns |
3.8 ns |
3.1 ns |
- |
3.8 ns |
Other features |
PIPELINED ARCHITECTURE |
- |
PIPELINED ARCHITECTURE |
PIPELINED ARCHITECTURE |
PIPELINED ARCHITECTURE |
PIPELINED ARCHITECTURE |
PIPELINED ARCHITECTURE |
- |
PIPELINED ARCHITECTURE |
Maximum clock frequency (fCLK) |
133 MHz |
- |
133 MHz |
133 MHz |
133 MHz |
133 MHz |
200 MHz |
- |
133 MHz |
I/O type |
COMMON |
- |
COMMON |
COMMON |
COMMON |
COMMON |
COMMON |
- |
COMMON |
JESD-30 code |
R-PQFP-G100 |
- |
R-PQFP-G100 |
R-PQFP-G100 |
R-PQFP-G100 |
R-PQFP-G100 |
R-PQFP-G100 |
- |
R-PQFP-G100 |
JESD-609 code |
e0 |
- |
e0 |
e0 |
e3 |
e3 |
e3 |
- |
e3 |
length |
20 mm |
- |
20 mm |
20 mm |
20 mm |
20 mm |
20 mm |
- |
20 mm |
memory density |
37748736 bi |
- |
33554432 bi |
33554432 bi |
33554432 bi |
33554432 bi |
33554432 bi |
- |
37748736 bi |
Memory IC Type |
STANDARD SRAM |
- |
STANDARD SRAM |
STANDARD SRAM |
STANDARD SRAM |
STANDARD SRAM |
STANDARD SRAM |
- |
STANDARD SRAM |
memory width |
36 |
- |
32 |
32 |
32 |
32 |
32 |
- |
36 |
Number of functions |
1 |
- |
1 |
1 |
1 |
1 |
1 |
- |
1 |
Number of terminals |
100 |
- |
100 |
100 |
100 |
100 |
100 |
- |
100 |
word count |
1048576 words |
- |
1048576 words |
1048576 words |
1048576 words |
1048576 words |
1048576 words |
- |
1048576 words |
character code |
1000000 |
- |
1000000 |
1000000 |
1000000 |
1000000 |
1000000 |
- |
1000000 |
Operating mode |
SYNCHRONOUS |
- |
SYNCHRONOUS |
SYNCHRONOUS |
SYNCHRONOUS |
SYNCHRONOUS |
SYNCHRONOUS |
- |
SYNCHRONOUS |
Maximum operating temperature |
85 °C |
- |
70 °C |
85 °C |
70 °C |
85 °C |
85 °C |
- |
70 °C |
organize |
1MX36 |
- |
1MX32 |
1MX32 |
1MX32 |
1MX32 |
1MX32 |
- |
1MX36 |
Output characteristics |
3-STATE |
- |
3-STATE |
3-STATE |
3-STATE |
3-STATE |
3-STATE |
- |
3-STATE |
Package body material |
PLASTIC/EPOXY |
- |
PLASTIC/EPOXY |
PLASTIC/EPOXY |
PLASTIC/EPOXY |
PLASTIC/EPOXY |
PLASTIC/EPOXY |
- |
PLASTIC/EPOXY |
encapsulated code |
LQFP |
- |
LQFP |
LQFP |
LQFP |
LQFP |
LQFP |
- |
LQFP |
Encapsulate equivalent code |
QFP100,.63X.87 |
- |
QFP100,.63X.87 |
QFP100,.63X.87 |
QFP100,.63X.87 |
QFP100,.63X.87 |
QFP100,.63X.87 |
- |
QFP100,.63X.87 |
Package shape |
RECTANGULAR |
- |
RECTANGULAR |
RECTANGULAR |
RECTANGULAR |
RECTANGULAR |
RECTANGULAR |
- |
RECTANGULAR |
Package form |
FLATPACK, LOW PROFILE |
- |
FLATPACK, LOW PROFILE |
FLATPACK, LOW PROFILE |
FLATPACK, LOW PROFILE |
FLATPACK, LOW PROFILE |
FLATPACK, LOW PROFILE |
- |
FLATPACK, LOW PROFILE |
Parallel/Serial |
PARALLEL |
- |
PARALLEL |
PARALLEL |
PARALLEL |
PARALLEL |
PARALLEL |
- |
PARALLEL |
Peak Reflow Temperature (Celsius) |
NOT SPECIFIED |
- |
NOT SPECIFIED |
NOT SPECIFIED |
245 |
245 |
245 |
- |
245 |
power supply |
2.5 V |
- |
2.5 V |
2.5 V |
2.5 V |
2.5 V |
2.5 V |
- |
2.5 V |
Certification status |
Not Qualified |
- |
Not Qualified |
Not Qualified |
Not Qualified |
Not Qualified |
Not Qualified |
- |
Not Qualified |
Maximum seat height |
1.6 mm |
- |
1.6 mm |
1.6 mm |
1.6 mm |
1.6 mm |
1.6 mm |
- |
1.6 mm |
Maximum standby current |
0.06 A |
- |
0.06 A |
0.06 A |
0.06 A |
0.06 A |
0.06 A |
- |
0.06 A |
Minimum standby current |
2.38 V |
- |
2.38 V |
2.38 V |
2.38 V |
2.38 V |
2.38 V |
- |
2.38 V |
Maximum slew rate |
0.325 mA |
- |
0.325 mA |
0.325 mA |
0.325 mA |
0.325 mA |
0.4 mA |
- |
0.325 mA |
Maximum supply voltage (Vsup) |
2.625 V |
- |
2.625 V |
2.625 V |
2.625 V |
2.625 V |
2.625 V |
- |
2.625 V |
Minimum supply voltage (Vsup) |
2.375 V |
- |
2.375 V |
2.375 V |
2.375 V |
2.375 V |
2.375 V |
- |
2.375 V |
Nominal supply voltage (Vsup) |
2.5 V |
- |
2.5 V |
2.5 V |
2.5 V |
2.5 V |
2.5 V |
- |
2.5 V |
surface mount |
YES |
- |
YES |
YES |
YES |
YES |
YES |
- |
YES |
technology |
CMOS |
- |
CMOS |
CMOS |
CMOS |
CMOS |
CMOS |
- |
CMOS |
Temperature level |
INDUSTRIAL |
- |
COMMERCIAL |
INDUSTRIAL |
COMMERCIAL |
INDUSTRIAL |
INDUSTRIAL |
- |
COMMERCIAL |
Terminal surface |
Tin/Lead (Sn/Pb) |
- |
Tin/Lead (Sn/Pb) |
Tin/Lead (Sn/Pb) |
MATTE TIN |
MATTE TIN |
MATTE TIN |
- |
MATTE TIN |
Terminal form |
GULL WING |
- |
GULL WING |
GULL WING |
GULL WING |
GULL WING |
GULL WING |
- |
GULL WING |
Terminal pitch |
0.65 mm |
- |
0.65 mm |
0.65 mm |
0.65 mm |
0.65 mm |
0.65 mm |
- |
0.65 mm |
Terminal location |
QUAD |
- |
QUAD |
QUAD |
QUAD |
QUAD |
QUAD |
- |
QUAD |
Maximum time at peak reflow temperature |
NOT SPECIFIED |
- |
NOT SPECIFIED |
NOT SPECIFIED |
30 |
30 |
30 |
- |
30 |
width |
14 mm |
- |
14 mm |
14 mm |
14 mm |
14 mm |
14 mm |
- |
14 mm |