PixArt Imaging Inc.
ADNS-9500 Laser Gaming Sensor
AC Electrical Specifications
Electrical Characteristics over recommended operating conditions. (Typical values at 25 ꢀC, VDD3 = 2.8V, VDDIO = 1.8V)
Parameter
Motion delay after reset
Symbol
tMOT-RST
Minimum Typical
30
Maximum Units
Notes
ms
From SW_RESET register write to
valid motion, assuming motion is
present
Shutdown
tSTDWN
500
ms
ms
From Shutdown mode active to low
current
From Shutdown mode inactive to
valid motion. Notes: A RESET must
be asserted after a shutdown. Refer
to Shutdown
Wake from shutdown
tWAKEUP
30
section, also note tMOT-RST
Forced Rest enable
tREST-EN
tREST-DIS
1
1
s
s
From RESTEN bits set to low current
Wake from Forced Rest
From RESTEN bits cleared to valid
motion
MISO rise time
tr-MISO
50
50
200
200
120
ns
ns
ns
CL = 100pF
MISO fall time
tf-MISO
CL = 100pF
MISO delay after SCLK
tDLY-MISO
From SCLK falling edge to MISO data
valid, no load conditions
Data held until next falling SCLK
edge
Amount of time data is valid after
SCLK rising edge
MISO hold time
MOSI hold time
MOSI setup time
thold-MISO 200
thold-MOSI 200
tsetup-MOSI 120
ns
ns
ns
From data valid to SCLK rising edge
SPI time between
write commands
tSWW
120
120
20
s
From rising SCLK for last bit of the
first data byte, to rising SCLK for last
bit of the second data byte.
From rising SCLK for last bit of the
first data byte, to rising SCLK for last
bit of the second address byte.
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 time between write and
read commands
tSWR
s
s
SPI time between read and
subsequent commands
tSRW
tSRR
SPI read address-data delay
tSRAD
100
s
From rising SCLK for last bit of the
address byte, to falling SCLK for first
bit of data being read.
NCS inactive after motion
burst
NCS to SCLK active
tBEXIT
500
120
120
20
ns
ns
ns
us
ns
Minimum NCS inactive time after
motion burst before next SPI usage
From last NCS falling edge to first
SCLK rising edge
From last SCLK rising edge to NCS ris-
ing edge, for valid MISO data transfer
From last SCLK rising edge to NCS ris-
ing edge, for valid MOSI data transfer
From NCS rising edge to MISO high-Z
state
tNCS-SCLK
tSCLK-NCS
tSCLK-NCS
tNCS-MISO
SCLK to NCS inactive
(for read operation)
SCLK to NCS inactive
(for write operation)
NCS to MISO high-Z
500
MOTION rise time
tr-MOTION
tf-MOTION
IDDT5
50
50
200
200
90
ns
CL = 100pF
MOTION fall time
ns
CL = 100pF
Transient Supply Current
mA
Max supply current during a VDD5
ramps from 0 to 5.0V
IDDT3
65
mA
Max supply current during a VDD3
ramps from 0 to 2.8V
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PixArt Imaging Inc.
E-mail: fae_service@pixart.com.tw
12
PIXART [ PIXART IMAGING INC. ]
