X9420

Characteristics subject to change without notice.

12 of 20

REV 1.1.6 7/30/02

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AC TIMING

Symbol

Parameter

Min.

Max.

Units

SSI/SPI Clock Frequency

2.0

MHz

SSI/SPI Clock Cycle Time

500

ns

SSI/SPI Clock High Time

200

ns

SSI/SPI Clock Low Time

200

ns

Lead Time

250

ns

Lag Time

250

ns

SI, SCK, HOLD and CS Input Setup Time

50

ns

SI, SCK, HOLD and CS Input Hold Time

50

ns

SI, SCK, HOLD and CS Input Rise Time

2

µs

SI, SCK, HOLD and CS Input Fall Time

2

µs

SO Output Disable Time

0

500

ns

SO Output Valid Time

100

ns

SO Output Hold Time

0

ns

SO Output Rise Time

50

ns

SO Output Fall Time

50

ns

HOLD Time

400

ns

HOLD Setup Time

100

ns

HOLD Hold Time

100

ns

HOLD Low to Output in High Z

100

ns

HOLD High to Output in Low Z

100

ns

Noise Suppression Time Constant at SI, SCK, HOLD and CS inputs

20

ns

CS Deselect Time

2

µs

WP, A0 and A1 Setup Time

0

ns

WP, A0 and A1 Hold Time

0

ns

A.C. TEST CONDITIONS

EQUIVALENT A.C. LOAD CIRCUIT

Input rise and fall times

10ns

Input and output timing level

5V

1533

Ω

100pF

SDA Output