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1258 User Manual
Racal Instruments
©
2005
System Specification 1-3
AC CHARACTERISTICS
Parameter Conditions
Min
Limit
Typ.
Max
Units
Dynamic Performance
Bandwidth
-3dB
200 mV p-p, R
L
= 50
Ω
120
MHz
1 V p-p, R
L
= 50
Ω
100
MHz
2 V p-p, R
L
= 50
Ω
90
MHz
Slew
Rate
2 V Step, R
L
= 50
Ω
200
V/
µ
s
Settling
Time
0.1%, 2V step, R
L
= 50
Ω
100
ns
Gain
Flatness
0.1 dB, 200 mV p-p, R
L
= 50
Ω
20
MHz
0.1 dB, 2 V p-p, R
L
= 50
Ω
10
MHz
0.5 dB, 200 mV p-p, R
L
= 50
Ω
60
MHz
0.5 dB, 2 V p-p, R
L
= 50
Ω
45
MHz
Crosstalk/Isolation
Crosstalk (adj. Ch Input)
f = 5MHz, 200 mV p-p, R
L
= 50
Ω
-60
dB
Crosstalk (adj. Ch Output)
f = 5MHz, 200 mV p-p, R
L
= 50
Ω
-75
dB
Crosstalk (adj. Ch)
f = 5MHz, 200 mV p-p, R
L
= 50
Ω
-60
dB
Off Isolation, Input-Output
f = 10 MHz, R
L
= 100
Ω
, one channel
-90
dB
Output Characteristics
Output Offset Voltage
Worst case all switch configurations
±
50
mV
Output Impedance
DC, enabled
50
Ω
Disabled
1
10
M
Ω
Output
Capacitance
18
pF
Output Leakage Current
Disabled
1
µ
A
Output Voltage Range
R
L
= 1K
Ω
±
2.5
±
3
V
Output
Current
20
40
mA
Short Circuit Current
65
mA
Input Characteristics
Input
Impedance
50
Ω
Input Voltage Range
±
2.5
±
3
V
Input Bias Current
One switching card (64 in X 16 out)
2
5
µ
A
Four switching cards (64 in X 64 out)
8
20
µ
A
Switching Characteristics
Switching Transient
15
mV p-p
Switching Time
Command receipt to switch update
6
ms
Break/Make
Time
500
µ
s
Содержание 1258
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