PixArt Imaging Inc.
High-Performance Optical Mouse Sensor
DC Electrical Specifications
Electrical Characteristics over recommended operating conditions. Typical values at 25 °C, V =3.3V, fclk=24MHz.
DD3
Parameter
Symbol
Minimum
0.7 * VDD3
150
Typical
Maximum
Units
Notes
DC Supply
Current
IDD_AVG
52
mA
DC average at 6469 fps.
No DC load on LED_CTRL, MISO.
Power Down
Supply Current
IDDPD
VIL
5
90
A
V
NPD=GND; SCLK, MOSI, NCS=GND or VDD3
RESET=GND
;
Input Low
Voltage
0.8
SCLK, MOSI, NPD, NCS, RESE
SCLK, MOSI, NPD, NCS, RESET
Input High
Voltage
VIH
V
Input hysteresis VI_HYS
200
0
mV
SCLK, MOSI, NPD, NCS, RESET
Vin=0.8*VDD3, SCLK, MOSI, NCS
Input current,
pull-up disabled
IIH_DPU
IIH
IOH_PU
VOL,LED
10
10
A
Input current,
CMOS inputs
0
A
A
V
NPD, RESET, Vin=0.8*VDD3
Vin=0.2V, SCLK, MOSI, NCS
Iout=2mA, LED_CTRL
Output current,
pulled-up inputs
300
600
0.5
Output Low
Voltage
LED_CTRL
Output High
voltage,
VOH_LED 0.8*VDD3
V
Iout=-2mA, LED_CTRL
LED_CTRL
Output Low
Voltage, MISO
VOL
VOH
CIN
0.5
V
Iout=2mA, MISO
Iout=-2mA, MISO
OSC_IN, OSC_OUT
Output High
Voltage, MISO
0.8*VDD3
V
Input
14-22
pF
Capacitance
Detail of NPD rising edge timing
NPD
Reset
Count
Frame
4
Frame
1
Frame
2
Frame
3
Frame
5
Oscillator Start
250 μs
340 μs
LED CURRENT
(shutter mode)
SCLK
590 μs
Optional SPI transactions
with old image data
“Motion” bit set if
motion was detected.
First read dX = dY = 0
tCOMPUTE = 590 μs + 5 Frame Periods
Figure 10. NPD Rising Edge Timing Detail
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PixArt Imaging Inc.
E-mail: fae_service@pixart.com.tw
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PIXART [ PIXART IMAGING INC. ]
