www.austriamicrosystems.com/AS8002

Revision 1.1

12 - 24

AS8002

Data Sheet - D e t a i l e d D e s c r i p t i o n

7.5 SPI Timing

Figure 7. Timing Diagram

Note:

The data on SDO initially reflects the data corresponding to the previous command on SDI. Hence, in write mode, the full 16-bit data of

a measurement can be read.

Table 6. Timing Characteristics

Parameter

Description

Min

Max

Unit

Time between SCSB falling edge and SCK rising edge

350

ns

Serial clock period

100

ns

Low period of serial clock

50

ns

High period of serial clock

50

ns

Time between last falling edge of SCK and rising edge

of SCSB

ns

High time of SCSB between two transmissions

350

ns

Data input valid to rising clock edge

20

ns

SCLK falling edge to data output valid

20

ns

SCSB

(Input)

SCLK

(Input)

SDI

(Input)

SDO

(Output)

data[15]

data[15]

data[14]

data[14]

data[0]

data[0]