DAS10241.pdf

Rev. 4/13
1.0 TO 10.0 GHz
HIGH-SPEED ANALOG DETECTOR
DAS10241
DAS10241
Typical Values @ +25 °C
Wide Frequency Range . . . . . . . . . . . . . . . . . . . . . . . . .
Wide Power Range . . . . . . . . . . . . . . . . . . . . . . . . . . . .
High Sensitivity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Good Temperature Stability . . . . . . . . . . . . . . . . . . . . .
Fast Pulse Response. . . . . . . . . . . . . . . . . . . . . . . . . . .
1.0 to 10.0 GHz
-40.0 to 0 dBm
5 mV/uW
± 0.5 dB
5 ηs
DAS10241
SMTO-8 for Detectors
Versatile analog detector usable for both wideband video detection
(to –35 dBm) and low level detection to –55 dBm (with offset correction
and video filtering or averaging) Design limits drive to the video amp
providing fast recovery from high level pulses.
SPECIFICATIONS*
Parameter
Typical
Guaranteed*
0 to 50 °C
-55 to +85°C
Frequency (Min.)
1.0-12.0 GHz
1.0-10.0 GHz
1.0-10.0 GHz
Input Power Range (Min.)
-40 to 0 dBm
-35 to -5 dBm
-35 to -5 dBm
1.5:1
2.0:1
2.0:1
Sensitivity, Vout (Min.) Pin = –15 dBm
160 mV
100 mV
100 mV
Power Flatness (Max.)
±1.0 dB
±0.5 dB
±1.5 dB
±1.0 dB
±1.5 dB
±1.0 dB
VSWR (Max.)
1-10 GHz
2-10 GHz
Temperature Stability (Max.)
—
±0.5 dB
±1.0 dB
Output Offset Voltage, no RF (Max.)
±0.2 mV
±0.5 mV
±1.0 mV
Output Noise Voltage (Max.)
Video Load = 50 ohms
140 uVrms
160 uVrms
160 uVrms
Response Time
Pin = –15 dBm
Video Load = 50 ohms
5 ηsec†
7 ηsec†
7 ηsec†
Response Time
Pin = +5 dBm
Video Load = 50 ohms
9 ηsec†
12 ηsec†
12 ηsec†
Recovery Time to –30 dBm
Pin = +5 dBm, Video Load = 50 ohms
40 ηsec
50 ηsec
50 ηsec
Video Output Impedance
50 ohms
—
—
Supply Current, +V/–V, no RF (Max.)
12/12 mA
15/15 mA
15/15 mA
Supply Current,+V/–V (Max.)
Pin = +5 dBm , Video Load = 50 ohms
30/12 mA
35/15 mA
35/15 mA
* 50 ohm RF, 10K ohm Video and ±5.0 Vdc unless otherwise specified.
† Total response time, 50% RF to 90 or 10% Video Pulse.
MAXIMUM RATINGS
DC Voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Continuous RF Input Power . . . . . . . . . . . . . . . . . . . . .
Operating Case Temperature . . . . . . . . . . . . . . . . . . . .
Storage Temperature . . . . . . . . . . . . . . . . . . . . . . . . . . .
Burn-In Temperature . . . . . . . . . . . . . . . . . . . . . . . . . . .
Detector Thermal Resistance1 (θjc) . . . . . . . . . . . . . . .
Temperature Rise @ 0 dBm (Tjc) . . . . . . . . . . . . . . . . .
Temperature Rise @ +5 dBm (Tjc) . . . . . . . . . . . . . . . .
1 Thermal
±6.0 V
+14.0 dBm
-55 °C to +95 °C
-65 °C to +125 °C
+125 °C
+3500 °C/Watt
+3.5 °C
+35 °C
resistance is based on RF input power. Ratings based on +25 °C.
APPLICATION NOTES
Average power detection is obtained at power levels below approximately –13 dBm.
For best pulse recovery DC supply pins should be bypassed with 1-10 uF depending on
pulse width, duty cycle and video load.
Simple output offset voltage trimming (over temperature) can be implemented by “pulling”
the output (Rout=50 ohms) through a 100 K resistor and DAC/PROM supply.
DIMENSIONS ARE IN INCHES [MILLIMETERS]
650-691-9800 • Fax: 650-962-6845 • Updates: www.teledynemicrowave.com • [email protected]
DAS10241
TYPICAL PERFORMANCE
Input Flatness @ Vo = 100 mV
KEY: +25 C
+85 C
-55 C
INPUT POWER - dBm
-14.0
-15.0
-16.0
-17.0
-18.0
1
INPUT POWER - dBm
-4.0
2
3
4
5
6
7
8
FREQUENCY - GHz
9
10
11
12
9
10
11
12
9
10
11
12
9
10
11
12
Input Flatness @ Vo = 1 V
-5.0
-6.0
-7.0
-8.0
1
2
3
4
5
6
7
8
FREQUENCY - GHz
Input VSWR @ PIN = –17 dBm
2.50
2.25
VSWR
2.00
1.75
1.50
1.25
1.00
0
1
2
3
4
5
6
7
8
FREQUENCY - GHz
Input VSWR @ PIN = –7 dBm
2.50
2.25
VSWR
2.00
1.75
1.50
1.25
1.00
0
1
2
3
4
5
6
7
8
FREQUENCY - GHz
Transfer Curve @ 5 GHz
10.0
OUTPUT VOLTAGE - VOLTS
1.0
LINEAR SCALE KEY
+25 C
+85 C
-55 C
5mv/uW
0.1
0.01
0.001
0.0001
0.00001
-60
-50
-40
-30
-20
INPUT POWER - dBm
-10
0
10
650-691-9800 • Fax: 650-962-6845 • Updates: www.teledynemicrowave.com • [email protected]