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參數(shù)資料
| 型號： | M52348SP |
| 廠商： | Mitsubishi Electric Corporation |
| 英文描述： | WIDE FREQUENCY BAND ANALOG SWITCH |
| 中文描述： | 寬頻帶模擬開關(guān) |
| 文件頁數(shù)： | 4/11頁 |
| 文件大?。?/td> | 85K |
| 代理商： | M52348SP |
MITSUBISHI ICs (Monitor)
M52348FP
WIDE FREQUENCY BAND ANALOG SWITCH
4
ELECTORICAL CHARACTERISTICS TEST
METHOD
Note) Omitted because the signal input pins and SW No. have been
described in the Electrical Characteristics Table. SWA shall take
side a unless otherwise noted.
I
The conditions shall be as provided in the Electrical Characteristics
Table. When SW19 is assigned to GND (or OPEN), and SWA is
placed on side b, take measurements in ampere meter A and
specify the value to be Icc1 (or I
CC2
CC1
, I
CC2
Circuit current 1, circuit current 2 (no signal)
).
V
When SW19 is assigned to GND (or OPEN), and no signal is input,
measure T.P.35 (T.P.30, T.P.27) output DC voltage. Specify the
voltage to be V
DC
1 (or V
DC
2).
DC1
, V
DC2
Output DC voltage 1, output DC voltage 2
V
Measure the output DC voltage of T.P.25 in the same manner as in
V
DC3
, V
DC4
, Output DC voltage 3, output DC voltage 4
DC1
and V
DC2
, and specify the voltage to be V
DC3
(V
DC4
).
Vimax1, Vimax2, maximum allowable input 1, maximum
allowable input 2
Assign SW19 to GND and input SG1 into pin
increasing the SG1 amplitude, read the amplitude of the input
signal when the output waveform of T.P.35 is strained. The value is
specified to be Vimax1. In the same manner, measure Vimax 1 in
only. Gradually
response to inputs into pin
Then assign SW19 to OPEN, measure the values at inputs into pins
and pin
only.
,
, and
only. Then specify the values to be Vimax2.
G
V1
,
G
V1
, voltage gain 1, relative voltage gain 1
G
V2
,
G
V2
, voltage gain 2, relative voltage gain 2
1. The conditions shall be as provided in the Electrical
Characteristics Table.
2. Assign SW19 to GND and input SG2 into pin 2 only. When this is
the case, read the amplitude of T.P.35 output and specify the
value as V
OR1
.
3. Calculate voltage gain GV1 by the following formula:
4. In the same manner, find voltage gain G
V1
in response to inputs
into pin
5. Calculate the difference in voltage gain between channels to find
relative voltage gain
G
V1
.
6. In the same manner, find G
V2
and
G
V2
.
and pin
only.
G
V3
,
G
V4
Voltage gain 3, voltage gain 4
1. The conditions shall be as provided in the Electrical
Characteristics Table.
2. When this is the case, measure the output amplitude of T.P.25.
3. As in the case of G
V1
,
G
V1
, G
V2
and
G
V2
, find G
V3
and G
V4
.
F
C1
,
F
C1
frequency characteristics 1, relative frequency
characteristics 1 (100 MHz)
F
C2
,
F
C2
frequency characteristics 2, relative frequency
characteristics 2 (100 MHz)
1. The conditions shall be as provided in the Electrical
Characteristics Table. This measurement shall use active probe.
2. Assign SW19 to GND and input SG2 into pin 2 only. When this is
the case, specify the output amplitude of T.P.35 to be V
OR1
.
In the same manner, specify the output to be V
OR2
with SG4
input.
3. In this case, calculate frequency characteristics F
C1
by the
following formula:
4. In response to inputs into pin
characteristics Fc1 in the same manner.
5. Calculate the difference in frequency characteristics between
channels to find relative frequency characteristics
Fc1.
6. Assign SW19 to OPEN. In the same manner, find F
C2
and
F
C2
.
and pin
only, find frequency
F
C3
, F
C4
Frequency characteristics 3, frequency
characteristics 4 (250 MHz)
In the same manner as finding F
C1
,
F
C1
, F
C2
and
F
C2
, find F
C3
and F
C4
in response to input signal SG5.
C.T.I.1 Crosstalk 1 between 2 inputs
C.T.I.2 Crosstalk 2 between 2 inputs (10 MHz)
1. The conditions shall be as provided in the Electrical
Characteristics Table. This measurement shall take active probe.
2. Assign SW19 to GND and input SG3 into pin
the output amplitude of T.P.35 at that time and specify the value
to be V
OR3
.
3. Assign SW19 to ONPEN, measure the output amplitude of T.P.35
at that time and specify the value to be V
OR3'
.
4. When this is the case, calculate crosstalk C.T.L1 between 2
inputs by the following formula:
only. Measure
5. In the same manner, find crosstalk between 2 inputs in response
to inputs into pin
and pin
only.
6. Assign SW19 to OPEN and then input SG3 into pin
Measure the output amplitude of T.P.35 at that time and specify
the value to be V
OR4'
.
7. Assign SW19 to GND and then measure the output amplitude of
T.P.35 at that time. Specify the value to be V
OR4'
.
only.
2
5
7
11
13
16
G
V1
=20LOG
V
OR1
[V
P-P
]
0.7 [V
P-P
]
(dB)
5
7
F
C1
= 20LOG
V
OR2
[V
P-P
]
V
OR1
[V
P-P
]
(dB)
5
7
2
C.T.I.1 = 20LOG
V
OR3’
[V
P-P
]
V
OR3
[V
P-P
]
(dB)
5
7
11
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