W24257AQ-20
vs
WS128K32-45G2IA
feature comparison
| Rohs Code |
No
|
No
|
| Part Life Cycle Code |
Obsolete
|
Obsolete
|
| Ihs Manufacturer |
WINBOND ELECTRONICS CORP
|
WHITE ELECTRONIC DESIGNS CORP
|
| Part Package Code |
TSOP
|
|
| Package Description |
8 X 13.40 MM, TSOP1-28
|
22 X 22 MM, HERMETIC SEALED, CERAMIC, QFP-68
|
| Pin Count |
28
|
|
| Reach Compliance Code |
not_compliant
|
unknown
|
| ECCN Code |
EAR99
|
|
| HTS Code |
8542.32.00.41
|
|
| Access Time-Max |
20 ns
|
45 ns
|
| I/O Type |
COMMON
|
|
| JESD-30 Code |
R-PDSO-G28
|
S-CQFP-G68
|
| JESD-609 Code |
e0
|
|
| Length |
11.8 mm
|
22.4 mm
|
| Memory Density |
262144 bit
|
4194304 bit
|
| Memory IC Type |
STANDARD SRAM
|
SRAM MODULE
|
| Memory Width |
8
|
8
|
| Number of Functions |
1
|
1
|
| Number of Terminals |
28
|
68
|
| Number of Words |
32768 words
|
524288 words
|
| Number of Words Code |
32000
|
512000
|
| Operating Mode |
ASYNCHRONOUS
|
ASYNCHRONOUS
|
| Operating Temperature-Max |
70 °C
|
85 °C
|
| Operating Temperature-Min |
|
-40 °C
|
| Organization |
32KX8
|
512KX8
|
| Output Characteristics |
3-STATE
|
|
| Package Body Material |
PLASTIC/EPOXY
|
CERAMIC, METAL-SEALED COFIRED
|
| Package Code |
TSOP1
|
QFP
|
| Package Equivalence Code |
TSSOP28,.53,22
|
|
| Package Shape |
RECTANGULAR
|
SQUARE
|
| Package Style |
SMALL OUTLINE, THIN PROFILE
|
FLATPACK
|
| Parallel/Serial |
PARALLEL
|
PARALLEL
|
| Qualification Status |
Not Qualified
|
Not Qualified
|
| Seated Height-Max |
1.2 mm
|
5.1 mm
|
| Standby Current-Max |
0.01 A
|
|
| Standby Voltage-Min |
4.5 V
|
|
| Supply Current-Max |
0.14 mA
|
|
| Supply Voltage-Max (Vsup) |
5.5 V
|
5.5 V
|
| Supply Voltage-Min (Vsup) |
4.5 V
|
4.5 V
|
| Supply Voltage-Nom (Vsup) |
5 V
|
5 V
|
| Surface Mount |
YES
|
YES
|
| Technology |
CMOS
|
CMOS
|
| Temperature Grade |
COMMERCIAL
|
INDUSTRIAL
|
| Terminal Finish |
TIN LEAD
|
|
| Terminal Form |
GULL WING
|
GULL WING
|
| Terminal Pitch |
0.55 mm
|
1.27 mm
|
| Terminal Position |
DUAL
|
QUAD
|
| Width |
8 mm
|
22.4 mm
|
| Base Number Matches |
1
|
1
|
| Additional Feature |
|
USER CONFIGURABLE AS 128K X 32 OR 256K X 16
|
| Peak Reflow Temperature (Cel) |
|
NOT SPECIFIED
|
| Time@Peak Reflow Temperature-Max (s) |
|
NOT SPECIFIED
|
|
|
|
Compare W24257AQ-20 with alternatives
Compare WS128K32-45G2IA with alternatives