MCP23009ESS datasheet(38/50 Pages) MICROCHIP

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MCP23009/MCP23S09

DS22121B-page 38

TABLE 2-5:

SPI INTERFACE AC CHARACTERISTICS

FIGURE 2-9:

TYPICAL PERFORMANCE CURVE FOR SPI TV SPECIFICATION (PARAM #12)

SPI Interface AC Characteristics

Operating Conditions (unless otherwise indicated):

1.8V

≤ VDD ≤ 5.5V at -40°C ≤ TA ≤ +125°C.

Param

No.

Characteristic

Sym

Min

Typ

Max

Units

Conditions

Clock Frequency

FCLK

—

MHz

1.8V – 5.5V

1CS Setup Time

TCSS

—

2CS Hold Time

TCSH

—

1.8V – 5.5V

3CS Disable Time

TCSD

—

1.8V – 5.5V

Data Setup Time

TSU

—

1.8V – 5.5V

Data Hold Time

THD

—

1.8V – 5.5V

CLK Rise Time

——

µs

Note 1

CLK Fall Time

——

µs

Note 1

Clock High Time

THI

—

1.8V – 5.5V

Clock Low Time

TLO

—

1.8V – 5.5V

Clock Delay Time

TCLD

—

Clock Enable Time

TCLE

—

Output Valid from Clock

Low

—

1.8V – 5.5V

Output Hold Time

THO

0—

—

Output Disable Time

TDIS

—

100

Note 1:

This parameter is characterized, not 100% tested.

TV vs VDD

1.5

2.5

3.5

4.5

5.5

VDD (V)

T = -40°C

T = +25°C

T = +125°C

T = +85°C

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