參數資料
型號: MAX325MJA
廠商: MAXIM INTEGRATED PRODUCTS INC
元件分類: 運動控制電子
英文描述: Precision, Single-Supply, SPST Analog Switches
中文描述: DUAL 1-CHANNEL, SGL POLE SGL THROW SWITCH, CDIP8
封裝: 0.300 INCH, CERAMIC, SDIP-8
文件頁數: 7/12頁
文件大?。?/td> 105K
代理商: MAX325MJA
M
Prec ision, S ingle-S upply,
S PS T Analog S witc hes
_______________________________________________________________________________________
7
V
GEN
GND
NC
or NO
C
L
V
OUT
V+
V
OUT
IN
OFF
ON
OFF
V
OUT
Q = (
V
OUT
)(C
L
)
COM
IN DEPENDS ON SWITCH CONFIGURATION;
INPUT POLARITY DETERMINED BY SENSE OF SWITCH.
OFF
ON
OFF
IN
V
IN
= +3V
+5V
R
GEN
IN
MAX323
MAX324
MAX325
Figure 4. Charge Injection
tr < 20ns
tf < 20ns
50%
0V
LOGIC
INPUT
R
L
1k
NO
or NC
GND
C
L
INCLUDES FIXTURE AND STRAY CAPACITANCE.
OUT
= V
COM
(
R
L
)
V
L
+ R
ON
SWITCH
INPUT
IN
+3V
t
OFF
0V
COM
SWITCH
OUTPUT
0.9 x V
0UT
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.
V+
C
L
35pF
+5V
V
OUT
V
COM
0V
MAX323
MAX324
MAX325
50%
0.9 x V
0UT1
+3V
0V
0V
LOGIC
INPUT
SWITCH
OUTPUT 2
(V
OUT2
)
0V
0.9 x V
OUT2
tD
tD
LOGIC
INPUT
R
L2
300
GND
C
L
INCLUDES FIXTURE AND STRAY CAPACITANCE.
COM2
IN
COM1
V
OUT2
V+
+5V
C
L2
35pF
V
COM1
= +3V
R
L1
300
V
OUT1
C
L1
35pF
NO1
NC2
SWITCH
OUTPUT 1
(V
OUT1
)
MAX325
V
COM2
= +3V
Figure 2. Switching Time
Figure 3. Break-Before-Make Interval (MAX325 only)
______________________________________________Test Circ uits/T iming Diagrams
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