CC400-RTR2 datasheet(12/31 Pages) TI

12 / 31 page

CC400

SWRS050

Page 12 of 32

Parameter

Symbol

Min

Max

Units

Conditions

CLOCK,

clock

frequency

FCLOCK

MHz

CLOCK low

pulse

duration

TCL,min

The minimum time CLOCK can be low.

CLOCK high

pulse

duration

TCH,min

The minimum time CLOCK can be high.

PDATA setup

time

TSD

The minimum time data on PDATA must be ready

before the negative edge of CLOCK.

PDATA hold

time

THD

The minimum time data must be held at PDATA,

after the negative edge of CLOCK.

CLOCK to

STROBE

time

TCS

The minimum time after the negative edge of

CLOCK before positive edge of STROBE.

STROBE to

CLOCK time

TSC

The minimum time after the negative edge of

STROBE before negative edge of CLOCK.

STROBE

pulse

duration

TS,min

The minimum time STROBE can be high.

Rise time

Trise

100

The maximum rise time for CLOCK and STROBE

Fall time

Tfall

100

The maximum fall time for CLOCK and STROBE

Note: The set-up- and hold-times refer to 50% of VDD.

Table 10: Serial interface, timing specification.

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