L5953_07 datasheet(12/31 Pages) STMICROELECTRONICS

12 / 31 page

Block diagram and electrical specifications

L5953

12/31

Figure 3.

AC testing input output waveforms

DC characteristics (Tamb = -40 to 85°C, VSPI = 3V to 5.5V)

ILI

Input leakage current

μA

ILO

Output leakage current

±2

μA

VIL

Input low voltage

-0.3

0.3VSP

VIH

Input high voltage

0.7VSPI

VSPI+1

VOL

Output low voltage

IOL = 2mA

0.2VSPI

VOH

Output high voltage

IOH = -2mA

0.8VSPI

AC characteristics (Tamb = -40 to 85°C, VSPI = 3V to 5.5V

tSCLH

tSU

S setup time

tCLSH

tSH

S hold time

tCH

tWH

Clock high time

200

tCL

tWL

Clock low time

300

tCLCH

tRC

Clock rise time

μs

tCHCL

tFC

Clock fall time

μs

tDVCH

tDSU

Data In setup time

tCHDX

tDH

Data In hold time

tDLDH

tRI

Data In rise time

μs

tDHDL

tFI

Data in fall time

μs

tSHSL

tCS

S deselect time

4.5V < VSPI < 5.5V

3V < VSPI < 4.5V

200

250

tSHQZ

tDIS

Output disable time

150

tQVCL

Clock low to output valid

250

tCLQX

tHO

Output hold time

tQLQH

tRO

Output rise time

100

tQHQL

tFO

Output fall time

100

Table 7.

SPI interface (continued)

Symbol

Alt

Parameter

Test conditions

Min.

Max.

Unit

0.8VSPY

0.2VSPY

0.7VSPY

0.3VSPY

D03AU1479

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