參數(shù)資料
型號(hào): DG418L
英文描述: 35<img src=http://dbserv.maxim-ic.com/images/ohm.gif width=12 height=9 SPST/SPDT.+3V Logic-Compatible Analog Switches
中文描述: 35Ω、SPST/SPDT、+3V邏輯兼容模擬開關(guān)
文件頁(yè)數(shù): 8/13頁(yè)
文件大?。?/td> 324K
代理商: DG418L
D
35
, SPST/SPDT, +3V
Logic-Compatible Analog Switches
8
_______________________________________________________________________________________
______________________________________________________________Pin Description
PIN
NAME
FUNCTION
DG417L
1
DG418L
1
DG419L
1
COM
Analog Switch Common Terminal
2, 5
2, 5
5
N.C.
No Connection. Not internally connected.
3
3
3
GND
Logic Ground
4
4
4
V+
Analog Signal Positive Supply Input
6
6
6
IN
Logic-Level Input
7
7
7
V-
Analog Signal Negative Supply Input
8
2
NC
Analog Switch Normally Closed Terminal
8
8
NO
Analog Switch Normally Open Terminal
_____________________________________________________Test Circuits/Timing Diagrams
t
R
< 20ns
t
F
< 20ns
50%
0
LOGIC
INPUT
V-
V-
R
L
300
GND
C
L
INCLUDES FIXTURE AND STRAY CAPACITANCE.
V
D
(
R
L
)
= V
L
+ R
DS(ON)
SWITCH
INPUT
IN
+3V
t
OFF
0
COM
SWITCH
OUTPUT
0.9 x V
OUT
0.9 x V
OUT
t
ON
V
OUT
SWITCH
OUTPUT
LOGIC
INPUT
LOGIC INPUT WAVEFORMS INVERTED FOR SWITCHES
THAT HAVE THE OPPOSITE LOGIC SENSE.
N.C.
V+
C
35pF
V+
V
OUT
DG417L
DG418L
NC
OR NO
t
R
< 20ns
t
F
< 20ns
50%
0
LOGIC
INPUT
V-
V-
R
L
300
COM
GND
C
L
INCLUDES FIXTURE AND STRAY CAPACITANCE.
LOGIC
INPUT
NC
IN
t
TRANS
+3V
t
TRANS
V
OUT1
V+
NO
V
OUT
0.8 x V
OUT1
V
OUT2
0.8 x V
OUT2
SWITCH
OUTPUT
DG419L
V+
N.C.
C
35pF
Figure 1. DG417L/DG418L Switching Time
Figure 2. DG419L Transition Time
相關(guān)PDF資料
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DG419 Precision CMOS Analog Switches
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