AD8342
AC PERFORMANCE
VS = 5 V, TA = 25°C, LO power = 0 dBm, ZO = 50 Ω, RBIAS = 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
50
Typ
Max
500
850
350
Unit
MHz
MHz
MHz
dB
RF FREQUENCY RANGE1
LO FREQUENCY RANGE1
IF FREQUENCY RANGE1
CONVERSION GAIN
High side LO
60
10
fRF = 460 MHz, fLO = 550 MHz, fIF = 90 MHz
fRF = 238 MHz, fLO = 286 MHz, fIF = 48 MHz
fRF = 460 MHz, fLO = 550 MHz, fIF = 90 MHz
fRF = 238 MHz, fLO = 286 MHz, fIF = 48 MHz
3.2
3.7
dB
SSB NOISE FIGURE
12.5
12.2
22.2
dB
dB
INPUT THIRD-ORDER INTERCEPT
fRF1 = 460 MHz, fRF2 = 461 MHz, fLO = 550 MHz,
dBm
fIF1 = 90 MHz, fIF2 = 89 MHz each RF tone −10 dBm
fRF1 = 238 MHz, fRF2 = 239 MHz, fLO = 286MHz,
fIF1 = 48MHz, fIF2 = 47MHz each RF tone −10 dBm
22.7
50
dBm
dBm
dBm
INPUT SECOND-ORDER INTERCEPT fRF1 = 460 MHz, fRF2 = 410 MHz, fLO = 550 MHz, fIF1 = 90 MHz,
fIF2 = 140 MHz
fRF1 = 238 MHz, fRF2 = 188 MHz, fLO = 286 MHz, fIF1 = 48MHz,
fIF2 = 98 MHz
44
INPUT 1 dB COMPRESSION POINT
fRF = 460 MHz, fLO = 550 MHz, fIF = 90 MHz
fRF = 238 MHz, fLO = 286 MHz, fIF = 48 MHz
LO power = 0 dBm, fLO = 286 MHz
8.5
8.3
dBm
dBm
dBc
LO TO IF OUTPUT LEAKAGE
LO TO RF INPUT LEAKAGE
2× LO TO IF OUTPUT LEAKAGE
−27
−55
−47
LO power = 0 dBm, fLO = 286 MHz
dBc
LO power = 0 dBm, fRF = 238 MHz, fLO = 286 MHz
IF terminated into 100 Ω and measured with a differential probe
dBm
RF TO IF OUTPUT LEAKAGE
IF/2 SPURIOUS
RF power = −10 dBm, fRF = 238 MHz, fLO = 286 MHz
−32
−70
dBc
dBc
RF power = −10 dBm, fRF = 238 MHz, fLO = 286 MHz
1 Frequency ranges are those that were extensively characterized; this device can operate over a wider range. See the High IF Applications section for details.
Rev. 0 | Page 4 of 20