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(yè)數(shù): 10/40頁(yè)
文件大小: 454K
代理商: ADNS-2051
10
DC Electrical Specifications
Electrical Characteristics over recommended operating conditions. Typical values at 25C, V
DD
= 5.0 V, 18 MHz.
Parameter
Symbol
Min.
Typ.
DC Supply Current
I
DD AVG
15
(mouse moving)
Max.
25
Units
mA
Notes
No load on XA, XB, YA, YB,
SCLK, SDIO. Excluding LED
current.
No load on XA, XB, YA, YB,
SCLK, SDIO. Excluding LED
current.
No load on XA, XB, YA, YB,
SCLK, SDIO. Excluding LED
current.
PD = high; SCLK, SDIO = GND
or V
DD
; V
DD
= 4.25 V to 5.25 V.
Peak Supply Current
(mouse moving)
I
DD PEAK
20
mA
DC Supply Current
(mouse not moving)
I
DD
12
25
mA
DC Supply Current
(power down)
SCLK, SDIO, PD
Input Low Voltage
Input High Voltage
Output Low Voltage
Output High Voltage
Output Low Voltage
(XA, XB, YA, YB)
Output High Voltage
(XA, XB, YA, YB)
Output Low Voltage
(XY_LED)
XY LED Current
I
DDPD
170
240
μ
A
V
IL
V
IH
V
OL
V
OH
V
OL
0.8
V
V
V
V
V
0.5 * V
DD
0.7
@ I
OL
= 2 mA (SDIO only)
@ I
OH
= 2 mA (SDIO only)
@ I
OL
= 0.5 mA.
0.6 * V
DD
0.4
V
OH
0.6 * V
DD
V
@ I
OH
= 0.5 mA .
V
OL
1.1
V
Refer to Figure 11.
I
LED
Typ–15% 630/R1
Typ + 15% A
Refer to Figure 11, see table
below.
R1 < 200
.
XY LED Current
(fault mode)
REF_A (normal mode)
I
LED
500
μ
A
V
REFA
3.3
V
1.5 K
to 3.0 V or GND,
PD = low.
1.5 K
to 3.0 V or GND,
PD = high.
REF_A (power down mode)
V
REFA
3.3
V
Figure 11. Typical I-V characteristic of
ADNS-2051 XY_LED pin.
Typical LED Current Table
R1 Value
LED current (typical)
k
mA
15
42
18
35
22
29
27
23
33
19
37
17
100
60
00
0.5
1.5
2.5
3.5
V
OL
(V)
N
L
40
1.0
2.0
80
20
R = 15 k
R = 30 k
3.0
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