Specification	AT28BV256-20JU-T

Access Time	200 ns
Memory Depth	32 K
Memory Format	EEPROM
Memory Interface (Type)	Parallel
Memory Size	32 kB
Memory Type	Non-Volatile
Memory Width	8 bit
Mounting Type	Surface Mount
Operating Temperature (Max)	85 °C
Operating Temperature (Min)	-40 °C
Package / Case	32-LCC (J-Lead)
Package Length	0.45 in
Package Name	32-PLCC
Package Width	13.97 mm
Technology	EEPROM
Voltage - Supply (Maximum)	3.6 V
Voltage - Supply (Minimum)	2.7 V
Write Cycle Time - Page	10 ms
Write Cycle Time - Word	10 ms

AT28BV256 Series

Battery-Voltage 256Kb (32Kbit x 8) Parallel EEPROM with Software Data Protection

Part	Memory Format	Write Cycle Time - Word	Write Cycle Time - Page	Memory Interface (Type)	Package Width	Package Name	Package Length	Technology	Memory Depth	Memory Width	Operating Temperature (Min)	Operating Temperature (Max)	Memory Type	Memory Size	Mounting Type	Voltage - Supply (Maximum)	Voltage - Supply (Minimum)	Access Time	Package / Case
Microchip Technology AT28BV256-20PC	EEPROM	10 ms	10 ms	Parallel	15.24 mm	28-DIP 28-PDIP	0.6 in	EEPROM	32 K	8 bit	0 °C	70 °C	Non-Volatile	32 kB	Through Hole	3.6 V	2.7 V	200 ns
Microchip Technology AT28BV256-20JU	EEPROM	10 ms	10 ms	Parallel	11.43 mm	32-PLCC	13.97 mm	EEPROM	32 K	8 bit	-40 °C	85 °C	Non-Volatile	32 kB	Surface Mount	3.6 V	2.7 V	200 ns	32-LCC (J-Lead)
Microchip Technology AT28BV256-20PI	EEPROM	10 ms	10 ms	Parallel	15.24 mm	28-DIP 28-PDIP	0.6 in	EEPROM	32 K	8 bit	-40 °C	85 °C	Non-Volatile	32 kB	Through Hole	3.6 V	2.7 V	200 ns
Microchip Technology AT28BV256-20SU-T	EEPROM	10 ms	10 ms	Parallel	7.5 mm	28-SOIC	0.295 in	EEPROM	32 K	8 bit	-40 °C	85 °C	Non-Volatile	32 kB	Surface Mount	3.6 V	2.7 V	200 ns
Microchip Technology AT28BV256-20TI	EEPROM	10 ms	10 ms	Parallel	11.8 mm	28-TSOP 28-TSSOP	0.465 in	EEPROM	32 K	8 bit	-40 °C	85 °C	Non-Volatile	32 kB	Surface Mount	3.6 V	2.7 V	200 ns
Microchip Technology AT28BV256-20SI	EEPROM	10 ms	10 ms	Parallel	7.5 mm	28-SOIC	0.295 in	EEPROM	32 K	8 bit	-40 °C	85 °C	Non-Volatile	32 kB	Surface Mount	3.6 V	2.7 V	200 ns
Microchip Technology AT28BV256-20TU-235	EEPROM	10 ms	10 ms	Parallel	11.8 mm	28-TSOP 28-TSSOP	0.465 in	EEPROM	32 K	8 bit	-40 °C	85 °C	Non-Volatile	32 kB	Surface Mount	3.6 V	2.7 V	200 ns
Microchip Technology AT28BV256-20JI	EEPROM	10 ms	10 ms	Parallel	11.43 mm	32-PLCC	13.97 mm	EEPROM	32 K	8 bit	-40 °C	85 °C	Non-Volatile	32 kB	Surface Mount	3.6 V	2.7 V	200 ns	32-LCC (J-Lead)
Microchip Technology AT28BV256-20JC	EEPROM	10 ms	10 ms	Parallel	11.43 mm	32-PLCC	13.97 mm	EEPROM	32 K	8 bit	0 °C	70 °C	Non-Volatile	32 kB	Surface Mount	3.6 V	2.7 V	200 ns	32-LCC (J-Lead)
Microchip Technology AT28BV256-20SU	EEPROM	10 ms	10 ms	Parallel	7.5 mm	28-SOIC	0.295 in	EEPROM	32 K	8 bit	-40 °C	85 °C	Non-Volatile	32 kB	Surface Mount	3.6 V	2.7 V	200 ns