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參數(shù)資料
| 型號(hào)： | ADNS-2051 |
| 英文描述： | Optical Mouse Sensor |
| 中文描述： | 光學(xué)鼠標(biāo)傳感器 |
| 文件頁數(shù)： | 8/40頁 |
| 文件大小： | 454K |
| 代理商： | ADNS-2051 |
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8
Recommended Operating Conditions
Parameter
Operating Temperature
Power Supply Voltage
Symbol
T
A
V
DD
Min.
0
4.25
Typ.
Max.
40
5.5
Units
C
volts
Notes
5.0
Register values retained for
voltage transients below
4.25 V but greater than 4 V.
Power Supply Rise Time
Supply Noise
V
RT
V
N
100
100
ms
mV
Peak to peak within
0-100 MHz.
Set by ceramic resonator.
Clock Frequency
Serial Port Clock Frequency
Resonator Impendance
Distance from Lens Reference
Plane to Surface
Speed
Acceleration
Light Level onto IC
f
CLK
SCLK
X
RES
Z
17.4
18.0
18.7
f
CLK
/4
55
2.5
MHz
MHz
mm
2.3
2.4
Results in
±
0.2 mm DOF.
(See Figure 10.)
@ frame rate = 1500/second.
@ frame rate = 1500/second.
λ
= 639 nm
λ
= 875 nm
Hold time for valid data.
(Refer to Figure 28.)
Time between two write
commands. (Refer to Figure 31.)
Time between write and read
operation. (Refer to Figure 32.)
Time between read and write
operation. (Refer to Figure 33.)
Time between two read
commands. (Refer to Figure 33.)
After t
COMPUTE
, all registers
contain data from first image
after PD . Note that an addi-
tional 75 frames for AGC (shutter)
stabilization may be required if
mouse movement occurred
while PD was high. (Refer to
Figure 12.)
Data valid time before the rising
of SCLK. (Refer to Figure 26.)
Pulse width to initiate the power
down cycle @ 1500 fps. (Refer
to Figure 12 and Figure 14.)
Pulse width to reset the serial
port @ 1500 fps (but may also
initiate a power down cycle.
Normal PD recovery sequence
to be followed. (Refer to
Figure 15.)
frames/s See Frame_Period register
section.
Refer to Figure 8.
S
A
IRR
INC
0
14
0.15
25,000
30,000
in/sec
g
mW/m
2
80
100
100
SDIO Read Hold Time
t
HOLD
μ
s
SDIO Serial Write-Write Time
t
SWW
100
μ
s
SDIO Serial Write-Read Time
t
SWR
100
μ
s
SDIO Serial Read-Write Time
t
SRW
120
ns
SDIO Serial Read-Read Time
t
SRR
120
ns
Data Delay after PD
t
COMPUTE
3.2
ms
SDIO Write Setup Time
t
SETUP
60
ns
PD Pulse Width
(to power down the chip)
t
PDW
700
μ
s
PD Pulse Width
(to reset the serial port)
t
PDR
100
μ
s
Frame Rate
FR
1500
Bin Resistor
R1
15 K
15 K
37 K
←
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