CAT5251

© Catalyst Semiconductor, Inc.

5

Doc. No. MD-2017 Rev. F

Characteristics subject to change without notice

PIN CAPACITANCE

(1)

Symbol Parameter

Test Conditions

Min

Typ

Max

Units

Output Capacitance (SO)

8

pF

Input Capacitance (CS

¯¯¯, SCK, SI, WP

¯¯¯, HOLD

¯¯¯¯¯, A0, A1)

6

pF

A.C. CHARACTERISTICS

Over recommended operating conditions unless otherwise stated.

Symbol Parameter

Test Conditions

Min

Typ

Max

Units

Data Setup Time

50

ns

Data Hold Time

50

ns

SCK High Time

125

ns

SCK Low Time

125

ns

Clock Frequency

DC

3

MHz

HOLD

¯¯¯¯¯ to Output Low Z

50

ns

(1)

Input Rise Time

2

µs

(1)

Input Fall Time

2

µs

HOLD

¯¯¯¯¯ Setup Time

100

ns

HOLD

¯¯¯¯¯ Hold Time

100

ns

Output Valid from Clock Low

200

ns

Output Hold Time

0

ns

Output Disable Time

250

ns

HOLD

¯¯¯¯¯ to Output High Z

100

ns

CS

¯¯¯ High Time

250

ns

CS

¯¯¯ Setup Time

250

ns

CS

¯¯¯ Hold Time

250

ns

POWER UP TIMING

(1)(2)

Over recommended operating conditions unless otherwise stated.

Symbol

Parameter

Min

Typ

Max

Units

Power-up to Read Operation

1

ms

Power-up to Write Operation

1

ms

XDCP TIMING

Symbol Parameter

Min Max Units

Wiper Response Time After Power Supply Stable

5

10

µs

Wiper Response Time After Instruction Issued

5

10

µs

Notes:

(1) This parameter is tested initially and after a design or process change that affects the parameter.