AD8314
AVERAGE: 128 SAMPLES
V
DN
500mV/VERTICAL
DIVISION
AVERAGE: 128 SAMPLES
V
DN
1V/VERTICAL
DIVISION
V
DN
GND
1µs PER
HORIZONTAL
DIVISION
V
UP
500mV/VERTICAL DIVISION
V
UP
GND
V
ENBL
GND
V
ENBL
5V PER VERTICAL DIVISION
GND
V
UP
500mV/
VERTICAL
DIVISION
PULSED RF
0.1GHz, –13dBV
GND
RF INPUT
200mV PER
VERTICAL
DIVISION
100ns PER
HORIZONTAL
DIVISION
01086-016
Figure 16. ENBL Response Time
TRIG
OUT
Figure 19. V
UP
and V
DN
Response Time, −40 dBm to 0 dBm
HP8648B
SIGNAL
GENERATOR
–33dBV
RF OUT
10MHz REF OUTPUT
EXT TRIG
HP8116A
PULSE
GENERATOR
PULSE OUT
HP8648B
SIGNAL
GENERATOR
PULSE
MODULATION
MODE
10MHz REF OUTPUT
PULSE MODE IN
EXT TRIG
OUT
PICOSECOND
PULSE LABS
PULSE
GENERATOR
TRIG
OUT
3.0V
0.1µF
1 RFIN
52.3Ω
2 ENBL
3 VSET
NC 4 FLTR
VPOS 8
V_DN 7
V_UP 6
COMM 5
01086-017
RF OUT
–3dB
RF
SPLITTER
TEK P6204
FET PROBE
3.0V
0.1µF
TRIG
TEK P6204
FET PROBE
TEK P6204
FET PROBE
TEK
TDS784C
SCOPE
–3dB
1 RFIN
52.3Ω
3.0V
2 ENBL
3 VSET
NC 4 FLTR
V_DN 7
V_UP 6
COMM 5
VPOS 8
01086-019
TRIG
TEK P6204
FET PROBE
TEK P6204
FET PROBE
TEK
TDS784C
SCOPE
AD8314
AD8314
NC = NO CONNECT
Figure 17. Test Setup for ENBL Response Time
80
75
70
65
60
55
50
45
40
35
30
25
20
15
10
5
0
–5
10
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
–130
–140
–150
–160
–170
10M
Figure 20. Text Setup for Pulse Response
10
RF INPUT
–70dBm
NOISE SPECTRAL DENSITY (µV/√Hz)
–50dBm
–40dBm
PHASE (Degrees)
AMPLITUDE (dB)
–60dBm
1
–20dBm
–30dBm
01086-018
100
1k
10k
100k
1M
1k
10k
100k
1M
10M
FREQUENCY (Hz)
FREQUENCY (Hz)
Figure 18. AC Response from VSET to V_DN
Figure 21. V
DN
Noise Spectral Density
Rev. B | Page 8 of 20
01086-021
0.1
100
01086-020
NC = NO CONNECT
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