PAW3212DB-TJDT Datasheet, PDF (10/31 Pages) Pixart Imaging Inc. – ULTRA LOW POWER WIRELESS MOUSE SENSOR

PAW3212DB-TJDT
AC Operating Conditions
Electrical Characteristics over recommended operating conditions. Typical values at 25 °C, VDD = 2.7 V.
Symbol
Parameter
Min. Typ. Max. Unit Notes
FSCLK
SCLK frequency
-
-
2 MHz SPI max. operation frequency
tNCSPU
NCS Low Time After Power-up
1
-
-
ms NCS min. low time after power-up
tSCLK-HI
SCLK High Time
250
-
-
ns SCLK min. high time
tSCLK-LO
SCLK Low Time
250
-
-
ns SCLK min. low time
tNCS-LEAD
NCS Enable Lead Time
1
-
-
us From NCS falling to first SCLK falling
tNCS-LAG
NCS Enable Lag Time
1
-
-
us From Last SCLK rising to NCS rising
tNCS-HI
NCS min. High Time
2
-
-
us From previous NCS rising to next NCS falling
tSETUP-WR
SDIO Write Setup Time
250
-
-
ns SDIO data valid before SCLK rising
tHOLD-WR
SDIO Write Hold Time
250
-
-
ns SDIO data valid after SCLK rising
tDLY-RD
SDIO delay after SCLK
-
-
50
ns From SCLK falling to SDIO data valid, no load conditions
tHOLD-RD
SDIO Read Hold Time
250
-
-
ns SDIO data valid after SCLK rising
tSDIO-R
SDIO Rise Time
-
30 -
ns @CL = 30 pF
tSDIO-F
tRESYNC
tWDT
tQB
SDIO Fall Time
SPI Re-Sync pulse width
SPI Watch Dog Timer
Quick Burst Pulse Width
-
30 -
ns @CL = 30 pF
1.0
-
-
us Only for 2-wired SPI
1.7
-
-
ms Only for 2-wired SPI
2
- 100 us Only for 2-wired SPI
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PAW3212DB-TJDT-DS-R1.2-19112014
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