Serial ROM Family
The W55F and W551C "Serial ROM Family" are designated to interface with Nuvoton PowerSpeech, BandDirector, and ViewTalk family to increase the speech or HQ-melody duration.
W55Fxxx Serial Flash Memory
| Part No. |
ROM Size (bit) |
Cascade Mode |
Erase Mode |
Voltage - read (volt) |
Voltage - write (volt) |
Status* |
RoHS |
|
|
128K |
- |
4K/16K/All |
2.4 - 5.5 |
5 - 5.5 |
P |
Y |
|
|
512K |
- |
4K/16K/All |
2.4 - 5.5 |
5 - 5.5 |
P |
Y |
|
|
1M |
Y |
4K/16K/All |
2.4 - 5.5 |
5 - 5.5 |
P |
Y |
|
|
1M |
- |
4K/16K/All |
2.4 - 5.5 |
5 - 5.5 |
P |
Y |
|
|
2M |
Y |
4K/16K/All |
2.4 - 5.5 |
5 - 5.5 |
P |
Y | * Status: P= Mass Production, S=Samples, UD=Under Development, UD (Time)= Under Development(Ready Time), EOL=End of life.
W551Cxxx Serial Mask ROM
| Part No. |
ROM Size (bit) |
Cascade Mode |
Voltage (volt) |
Serial Interface (SIM) |
Status* |
RoHS |
|
|
256K |
Y |
2.4 - 5.5 |
Y |
P |
Y |
|
|
512K |
Y |
2.4 - 5.5 |
Y |
P |
Y |
|
|
1M |
Y |
2.4 - 5.5 |
Y |
P |
Y |
|
|
2M |
Y |
2.4 - 5.5 |
Y |
P |
Y |
|
|
4M |
Y |
2.4 - 5.5 |
Y |
P |
Y |
|
|
6M |
Y |
2.4 - 5.5 |
Y |
P |
Y |
|
|
8M |
Y |
2.4 - 5.5 |
Y |
P |
Y |
|
|
16M |
Y |
2.4 - 5.5 |
Y |
P |
Y |
|
|
32M |
Y |
2.4 - 5.5 |
Y |
P |
Y | * Status: P= Mass Production, S=Samples, UD=Under Development, UD (Time)= Under Development(Ready Time), EOL=End of life.
Contact us:
MicroC-PS@nuvoton.com
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