W24257-70LL
vs
WS128K32L-25G1UMA
feature comparison
| Part Life Cycle Code |
Obsolete
|
Obsolete
|
| Ihs Manufacturer |
WINBOND ELECTRONICS CORP
|
WHITE ELECTRONIC DESIGNS CORP
|
| Part Package Code |
DIP
|
|
| Package Description |
DIP,
|
23.90 MM, 3.57 MM HEIGHT, CERAMIC, QFP-68
|
| Pin Count |
28
|
|
| Reach Compliance Code |
unknown
|
unknown
|
| ECCN Code |
EAR99
|
3A001.A.2.C
|
| HTS Code |
8542.32.00.41
|
8542.32.00.41
|
| Samacsys Manufacturer |
Winbond
|
|
| Access Time-Max |
70 ns
|
25 ns
|
| JESD-30 Code |
R-PDIP-T28
|
S-CQFP-G68
|
| Length |
37.08 mm
|
23.88 mm
|
| Memory Density |
262144 bit
|
4194304 bit
|
| Memory IC Type |
STANDARD SRAM
|
SRAM MODULE
|
| Memory Width |
8
|
32
|
| Number of Functions |
1
|
1
|
| Number of Ports |
1
|
|
| Number of Terminals |
28
|
68
|
| Number of Words |
32768 words
|
131072 words
|
| Number of Words Code |
32000
|
128000
|
| Operating Mode |
ASYNCHRONOUS
|
ASYNCHRONOUS
|
| Operating Temperature-Max |
70 °C
|
125 °C
|
| Operating Temperature-Min |
|
-55 °C
|
| Organization |
32KX8
|
128KX32
|
| Output Characteristics |
3-STATE
|
3-STATE
|
| Output Enable |
YES
|
|
| Package Body Material |
PLASTIC/EPOXY
|
CERAMIC, METAL-SEALED COFIRED
|
| Package Code |
DIP
|
QFP
|
| Package Shape |
RECTANGULAR
|
SQUARE
|
| Package Style |
IN-LINE
|
FLATPACK
|
| Parallel/Serial |
PARALLEL
|
PARALLEL
|
| Qualification Status |
Not Qualified
|
Not Qualified
|
| Seated Height-Max |
5.33 mm
|
3.56 mm
|
| Standby Voltage-Min |
2 V
|
2 V
|
| 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 |
NO
|
YES
|
| Technology |
CMOS
|
CMOS
|
| Temperature Grade |
COMMERCIAL
|
MILITARY
|
| Terminal Form |
THROUGH-HOLE
|
GULL WING
|
| Terminal Pitch |
2.54 mm
|
1.27 mm
|
| Terminal Position |
DUAL
|
QUAD
|
| Width |
15.24 mm
|
23.88 mm
|
| Base Number Matches |
1
|
1
|
| Rohs Code |
|
No
|
| Additional Feature |
|
USER CONFIGURABLE AS 512K X 8
|
| Alternate Memory Width |
|
16
|
| I/O Type |
|
COMMON
|
| Package Equivalence Code |
|
QFP68,.99SQ,50
|
| Peak Reflow Temperature (Cel) |
|
NOT SPECIFIED
|
| Standby Current-Max |
|
0.002 A
|
| Supply Current-Max |
|
0.6 mA
|
| Time@Peak Reflow Temperature-Max (s) |
|
NOT SPECIFIED
|
|
|
|
Compare W24257-70LL with alternatives
Compare WS128K32L-25G1UMA with alternatives