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参数资料
| 型号： | AD8314 |
| 厂商： | Analog Devices, Inc. |
| 英文描述： | 100 MHz-2500 MHz 45 dB RF Detector/Controller |
| 中文描述： | 100兆赫，2500兆赫45分贝射频检测器/控制器 |
| 文件页数： | 2/16页 |
| 文件大小： | 274K |
| 代理商： | AD8314 |
–2–
REV. 0
AD8314–SPECIFICATIONS
(V
S
= 3 V, T
A
= +25
8
C, unless otherwise noted)
Parameter
Condition
Min
Typ
Max
Unit
OVERALL FUNCTION
Frequency Range
Input Voltage Range
Equivalent Power Range
Logarithmic Slope
Logarithmic Intercept
Equivalent dBm Level
To Meet All Specifications
Internally AC-Coupled
52.3
External Termination
Main Output, V_UP, 100 MHz
1
Main Output, V_UP, 100 MHz
52.3
External Termination
0.1
1.25
–45
18.85
–68
–55
2.5
224
0
23.35
–56
–43
GHz
mV rms
dBm
mV/dB
dBV
dBm
21.3
–62
–49
INPUT INTERFACE
DC Resistance to COMM
Inband Input Resistance
Input Capacitance
(Pin RFIN)
100
3
2
k
k
pF
f = 0.1 GHz
f = 0.1 GHz
MAIN OUTPUT
Voltage Range
Minimum Output Voltage
Maximum Output Voltage
2
General Limit
Available Output Current
Response Time
Residual RF (at 2f)
(Pin V_UP)
V_UP Connected to VSET
No Signal at RFIN, R
L
≥
10 k
R
L
≥
10 k
2.7 V
≤
V
S
≤
5.5 V
Sourcing/Sinking
10%–90%, 10 dB Step
f = 0.1 GHz (Worst Condition)
0.01
0.01
1.9
V
S
– 1.1
1/0.5
1.2
0.05
V
V
V
V
mA
ns
μ
V
0.02
2
V
S
– 1
2/1
70
100
INVERTED OUTPUT
Gain Referred to V_UP
Minimum Output Voltage
Maximum Output Voltage
Available Output Current
Output-Referred Noise
Response Time
Full-Scale Settling Time
(Pin V_DN)
V
DN
= 2.25 V – 2
×
V
UP
V
S
≥
3.3 V
V
S
≥
3.3 V
3
Sourcing/Sinking
RF Input = 2 GHz, –33 dBV, f
NOISE
=
10 kHz
10%–90%, 10 dB Input Step
–40 dBm to 0 dBm Input Step, to 95%
–2
0.05
2.2
6/200
1.05
70
150
0.01
2.1
4/100
0.1
2.5
V
V
mA/
μ
A
μ
V/
√
Hz
ns
ns
SETPOINT INPUT
Voltage Range
Input Resistance
Logarithmic Scale Factor
(Pin VSET)
Corresponding to Central 40 dB
0.15
7
1.2
V
k
mV/dB
mV/dB
10
20.7
19.7
f = 0.900 GHz
f = 1.900 GHz
ENABLE INTERFACE
Logic Level to Enable Power
Input Current when HI
Logic Level to Disable Power
(Pin ENBL)
HI Condition, –30
°
C
≤
T
A
≤
+85
°
C
2.7 V at ENBL, –30
°
C
≤
T
A
≤
+85
°
C
LO Condition, –30
°
C
≤
T
A
≤
+85
°
C
1.6
V
POS
300
0.8
V
μ
A
V
20
–0.5
POWER INTERFACE
Supply Voltage
Quiescent Current
Over Temperature
Total Supply Current when Disabled
Over Temperature
(Pin VPOS)
2.7
3.0
2.7
3.0
4.5
4.4
20
40
5.5
5.7
6.6
95
V
mA
mA
μ
A
μ
A
–30
°
C
≤
T
A
≤
+85
°
C
–30
°
C
≤
T
A
≤
+85
°
C
NOTES
1
Mean and Standard Deviation specifications are available in Table I.
2
Increased output possible when using an attenuator between V_UP and VSET to raise the slope.
3
Refer to Figure 19 for details.
Specifications subject to change without notice.
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