參數(shù)資料
型號: IH5352
廠商: Intersil Corporation
英文描述: Quad SPST, CMOS RF/Video Switch
中文描述: 兩/四路、RF/視頻開關
文件頁數(shù): 4/8頁
文件大小: 118K
代理商: IH5352
4
Test Circuits and Waveforms
NOTE: Only one channel shown. Others act identically.
FIGURE 1A. TEST CIRCUIT
FIGURE 1B. MEASUREMENT POINTS
FIGURE 1. t
ON
AND t
OFF
NOTE:
Only one channel shown. Others act identically.
FIGURE 2. OFF ISOLATION TEST CIRCUIT
FIGURE 3. CROSSTALK TEST CIRCUIT
Nominally, at DC, ATTN equals -4dB. When the attenuation reaches -1dB, the frequency at which this occurs is f
3dB
.
NOTE: Only one channel shown. Others act identically.
FIGURE 4. SWITCH ATTENUATION TEST CIRCUIT
15V
S
1
IN
1
R
L
= 100
V
ANALOG
(
±
5V)
D
1
V
OUT
TTL IN
5V
GND
-15V
V+
V
L
S
2
IN
2
D
2
+3V
0V
TTL
INPUT
+3V
0V
+3.5V
V
OUT
(V
ANALOG
+ 5V)
0V
0V
-3.5V
V
OUT
(V
ANALOG
- 5V)
50%
50%
90%
10%
90%
t
OFF
t
ON
10%
15V
S
1
IN
1
75
D
1
V
OUT
5V
GND
-15V
V+
V
L
S
2
IN
2
D
2
RG-59
COAX
V-
V
IN
RG-59
COAX
75
V
IN
5V 10V
P-P
)
at f
±
10MHz
=
=
OIRR
20Log
V
OUT
---------------
=
V
IN
225mV
RMS
at f
10MHz
=
=
CCRR
20Log
V
IN
---------------
=
15V
S
1
IN
1
D
1
5V
GND
-15V
V+
V
L
S
2
IN
2
D
2
V-
V
IN
+5V
75
75
OPEN
V
OUT
15V
S
1
IN
1
75
D
1
V
OUT
5V
GND
-15V
V+
V
L
S
2
IN
2
D
2
RG-59
COAX
V-
V
IN
RG-59
COAX
75
75
NC
+5V
ATTN:
20Log
R
DS ON
)
L
-----------------------+
=
IH5352
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