MB85R2002

10

DS05-13108-4E

■ POWER ON/OFF SEQUENCE

(within recommended operating conditions)

■ NOTES ON USE

After the IR reflow completed, it is not guaranteed to save the data written prior to the IR reflow.

■ ORDERING INFOMATION

Parameter

Symbol

Value

Unit

Min

Typ

Max

CE1 LEVEL hold time for Power OFF

85

⎯⎯

ns

CE1 LEVEL hold time for Power ON

85

⎯⎯

ns

Power supply rising time

0.05

⎯

200

ms

Part number

Package

MB85R2002PFTN-GE1

48-pin plastic TSOP(1)

(FPT-48P-M25)

× 0.8*

CE1 : Don't Care

× 0.8*

tpu

tr

tpd

CE2

3.0 V

1.0 V

GND

CE1

CE1

CE2

3.0 V

1.0 V

GND

+ 0.5 V

Notes: • Use either of CE1 or CE2, or both for disenable control of the device.

• Because turning the power on from an intermediate level may cause malfunctions,

• If the device does not operate within the specified conditions of read cycle, write cycle,

power on/off sequence, memory data can not be guaranteed.

CE2

≤ 0.2 V