Ac performance, Ad8342 – Analog Devices AD8342 User Manual
Page 4

AD8342
Rev. 0 | Page 4 of 20
AC PERFORMANCE
V
S
= 5 V, T
A
= 25°C, LO power = 0 dBm, Z
O
= 50 Ω, R
BIAS
= 1.82 kΩ, RF termination 100 Ω, IF terminated into 100 Ω via a 2:1 ratio balun,
unless otherwise noted.
Table 2.
Parameter
Conditions
Min
Typ
Max
Unit
RF FREQUENCY RANGE
50
500
MHz
LO FREQUENCY RANGE
High side LO
60
850
MHz
10
350
MHz
CONVERSION GAIN
f
RF
= 460 MHz, f
LO
= 550 MHz, f
IF
= 90 MHz
3.2
dB
f
RF
= 238 MHz, f
LO
= 286 MHz, f
IF
= 48 MHz
3.7
dB
SSB NOISE FIGURE
f
RF
= 460 MHz, f
LO
= 550 MHz, f
IF
= 90 MHz
12.5
dB
f
RF
= 238 MHz, f
LO
= 286 MHz, f
IF
= 48 MHz
12.2
dB
INPUT THIRD-ORDER INTERCEPT
f
RF1
= 460 MHz, f
RF2
= 461 MHz, f
LO
= 550 MHz,
f
IF1
= 90 MHz, f
IF2
= 89 MHz each RF tone −10 dBm
22.2
dBm
f
RF1
= 238 MHz, f
RF2
= 239 MHz, f
LO
= 286MHz,
f
IF1
= 48MHz, f
IF2
= 47MHz each RF tone −10 dBm
22.7
dBm
INPUT SECOND-ORDER INTERCEPT f
RF1
= 460 MHz, f
RF2
= 410 MHz, f
LO
= 550 MHz, f
IF1
= 90 MHz,
f
IF2
= 140 MHz
50
dBm
f
RF1
= 238 MHz, f
RF2
= 188 MHz, f
LO
= 286 MHz, f
IF1
= 48MHz,
f
IF2
= 98 MHz
44
dBm
INPUT 1 dB COMPRESSION POINT
f
RF
= 460 MHz, f
LO
= 550 MHz, f
IF
= 90 MHz
8.5
dBm
f
RF
= 238 MHz, f
LO
= 286 MHz, f
IF
= 48 MHz
8.3
dBm
LO TO IF OUTPUT LEAKAGE
LO power = 0 dBm, f
LO
= 286 MHz
−27
dBc
LO TO RF INPUT LEAKAGE
LO power = 0 dBm, f
LO
= 286 MHz
−55
dBc
2× LO TO IF OUTPUT LEAKAGE
LO power = 0 dBm, f
RF
= 238 MHz, f
LO
= 286 MHz
IF terminated into 100 Ω and measured with a differential probe
−47
dBm
RF TO IF OUTPUT LEAKAGE
RF power = −10 dBm, f
RF
= 238 MHz, f
LO
= 286 MHz
−32
dBc
IF/2 SPURIOUS
RF power = −10 dBm, f
RF
= 238 MHz, f
LO
= 286 MHz
−70
dBc
1
Frequency ranges are those that were extensively characterized; this device can operate over a wider range. See the H
section for details.
igh IF Applications