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參數(shù)資料
| 型號(hào)： | SL490B |
| 廠商： | Electronic Theatre Controls, Inc. |
| 英文描述： | REMOTE CONTROL TRANSMITTER |
| 中文描述： | 遙控器 |
| 文件頁數(shù)： | 3/5頁 |
| 文件大?。?/td> | 136K |
| 代理商： | SL490B |
2
SL490B
ELECTRICAL CHARACTERISTICS
These characteristics are guaranteed over the following conditions (unless otherwise stated):
T
AMB
=
1
25
°
C, V
CC
=
1
7V to
1
10·5V. Test circuit: Fig. 4. Timings are defined in Fig. 3.
Characteristic
Value
Min.
4
4
17
17
2,3
2
3
5-15
18
16
2,3
2,3
2,3
2,3
2,3
2,3
4·1
V
CC
2
1
20
15
1·4
0·11t
1
Pin
9·5
40
30
3t
1
Typ.
Max.
16
10
4·9
1
1
1
5
80
60
6
10
6
10
6
4
6
4
1·6
0·22t
1
Units
mA
μ
A
V
mA
V
V
V
k
k
k
%
%
%
%
V
CC
= 9·5V
Unloaded
I
2
= 10mA
I
3
= 5mA
C2 = 680pF, f
C
≈
50kHz; see Fig. 4
R1 = 15k
R1 = 60k
Derived by counting
Conditions
t
1
= 0·95C1R1, see
Fig. 4
D
V
CC
= 3·5V (7V to 10·5V)
Operating supply current
Standby supply current
Regulated voltage, V
REG
Regulator output current, I
REG
Output voltage swing
Output voltage
Output voltage
Keypad switch resistance
Carrier time constant resistor, R2
PPM time constant resistor, R1
t
1
deviation from calculated value,
using fixed timing components
Variation of t
1
and t
0
with V
CC
D
t
1
D
t
0
Ratio t
0
/t
1
Pulse width, t
P
Interword gap, t
g
1
10V
10
11
12
13
14
15
16
17
18
9
8
7
6
5
4
3
2
1
SL490B
V
CC
C2
680p
C1
0·22
μ
1
μ
R2
100k
=
5k
EDC
000
001
010
011
100
101
110
111
BA
00
BA
01
BA
10
BA
11
0·1
μ
0·1
μ
1·8k
900
TO
SCOPE
t
1
≈
0·95 C1 R1
1
≈
0·7 C2 R2
f
c
40k
15k
R1
Fig. 4 Test circuit
t
g
t
0
t
1
t
P
1 0 1 1 0 1 0
Fig. 3 PPM word notation and timing definitions
peak value
,
1ms
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