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Version 1.01 | 03 Jan 2019 | 11020AENW

PixArt Imaging Inc. http://www.pixart.com

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PixArt Imaging Inc.

PMW3389DM Product Datasheet

Optical Gaming Navigation Chip

4.4 AC Electrical Specifications

Table 5. AC Electrical Specifications

Parameter

Symbol

Min

Typical

Max

Units

Notes

Motion Delay After

Reset

50

ms

From reset to valid motion, assuming

motion is present

Shutdown

500

s

From Shutdown mode active to low

current

Wake From Shutdown

50

ms

From Shutdown mode inactive to

valid motion. Notes: A RESET must

be asserted after a shutdown. Refer

to section “Notes on Shutdown”, also

MISO Rise Time

50

ns

MISO Fall Time

50

ns

MISO Delay After SCLK

90

ns

From SCLK falling edge to MISO data

valid, no load conditions

MISO Hold Time

200

ns

Data held until next falling SCLK edge

MOSI Hold Time

200

ns

Amount of time data is valid after

SCLK rising edge

MOSI Setup Time

MOSI

120

ns

From data valid to SCLK rising edge

SPI Time Between

Write Commands

180

s

From rising SCLK for last bit of the

first data byte, to rising SCLK for last

bit of the second data byte.

SPI Time Between

Write And Read

Commands

180

s

From rising SCLK for last bit of the

first data byte, to rising SCLK for last

bit of the second address byte.

SPI Time Between

Read And Subsequent

Commands

20

s

From rising SCLK for last bit of the

first data byte, to falling SCLK for the

first bit of the address byte of the

next command.

SPI Read Address-Data

Delay

160

s

From rising SCLK for last bit of the

address byte, to falling SCLK for first

bit of data being read.

SPI Read Address-Data

Delay for Burst Mode

Motion Read

TBR

35

s

From rising SCLK for last bit of the

address byte, to falling SCLK for first

bit of data being read. Applicable for

Burst Mode Motion Read only.

NCS Inactive After

Motion Burst

500

ns

Minimum NCS inactive time after

motion burst before next SPI usage