W91F820 series datasheets. Manufacturer: Winbond Electronics.

W91F820ALN 13-flash memory tone/pulse dialer with hzndfree, lock and hold functions in 22-pin P-DIP22 package. Operational temperature range from -20°C to 70°C. Datasheet*) W91F820AN 13-flash memory tone/pulse dialer with hzndfree, lock and hold functions in 22-pin P-DIP22 package. Operational temperature range from -20°C to 70°C. Datasheet*) W91F820LN 13-flash memory tone/pulse dialer with hzndfree, lock and hold functions in 20-pin P-DIP package. Operational temperature range from -20°C to 70°C. Datasheet*) W91F820N 13-flash memory tone/pulse dialer with hzndfree, lock and hold functions in 20-pin P-DIP package. Operational temperature range from -20°C to 70°C. Datasheet*) W91F822AN 13-flash memory tone/pulse dialer with hzndfree, lock and hold functions in 22-pin P-DIP22 package. Operational temperature range from -20°C to 70°C. Datasheet*) W91F822N 13-flash memory tone/pulse dialer with hzndfree, lock and hold functions in 20-pin P-DIP package. Operational temperature range from -20°C to 70°C. Datasheet*)

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