SI3233 datasheet(10/100 Pages) SILABS

10 / 100 page

Si3233

Preliminary Rev. 0.5

Table 9. Switching Characteristics—General Inputs

VDDA =VDDA = 3.13 to 5.25 V, TA = 0 to 70°C for F-Grade, –40 to 85°C for G-Grade, CL =20pF)

Parameter

Symbol

Min

Typ

Max

Unit

Rise Time, RESET

——

RESET Pulse Width

trl

100

—

Note: All timing (except Rise and Fall time) is referenced to the 50% level of the waveform. Input test levels are

VIH = VD – 0.4 V, VIL = 0.4 V. Rise and Fall times are referenced to the 20% and 80% levels of the waveform.

Table 10. Switching Characteristics—SPI

VDDA = VDDA = 3.13 to 5.25 V, TA = 0 to 70°C for F-Grade, –40 to 85°C for G-Grade, CL = 20 pF

Parameter

Symbol

Test

Conditions

Min

Typ

Max

Unit

Cycle Time SCLK

0.062

—

µs

Rise Time, SCLK

—

Fall Time, SCLK

—

Delay Time, SCLK Fall to SDO Active

td1

—

Delay Time, SCLK Fall to SDO

Transition

td2

—

Delay Time, CS Rise to SDO Tri-state

td3

—

Setup Time, CS to SCLK Fall

tsu1

—

Hold Time, CS to SCLK Rise

th1

—

Setup Time, SDI to SCLK Rise

tsu2

—

Hold Time, SDI to SCLK Rise

th2

—

Delay Time between Chip Selects

(Continuous SCLK)

tcs

440

—

Delay Time between Chip Selects

(Non-continuous SCLK)

tcs

220

—

SDI to SDITHRU Propagation Delay

td4

—

Note: All timing is referenced to the 50% level of the waveform. Input test levels are VIH = VDDD –0.4 V, VIL = 0.4 V

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