8

FN8104.0

June 1, 2005

EQUIVALENT A.C. LOAD CIRCUIT

A.C. CONDITIONS OF TEST

A.C. CHARACTERISTICS (Over the recommended operating conditions unless otherwise specified.)

Read and Write Cycle Limits

POWER-UP TIMING

Notes: (3) SK rise and fall times must be less than 50ns.

periodically sampled and not 100% tested.

5V

919

Ω

497

Ω

Output

100pF

Input pulse levels

0V to 3V

Input rise and fall times

10ns

Input and output timing levels

1.5V

Symbol

Parameter

Min.

Max.

Unit

SK frequency

1

MHz

SK positive pulse width

400

ns

SK negative pulse width

400

ns

Data setup time

400

ns

Data hold time

80

ns

SK to data bit 0 valid

375

ns

SK to data valid

375

ns

Chip enable to output high Z

1

µs

Chip enable setup

800

ns

Chip enable hold

350

ns

Chip deselect

800

ns

Symbol

Parameter

Max.

Unit

Power-up to read operation

200

µs

Power-up to write or store operation

5

ms

X24C45