Analog Devices AD8342 specifications Input IP3 vs. RF Frequency

AD8342

	27
	26
	25	IF = 48MHz
	24
IP3 (dBm)						IF = 90MHz		IF = 10MHz
	23
	22
INPUT	21
						IF = 140MHz
	20
	19
	18										05352-007
	17
		100	150	200	250	300	350	400	450	500	550
	50
				RF FREQUENCY (MHz)

Figure 9. Input IP3 vs. RF Frequency

	27
	26
	25
IP3 (dBm)	24		IF = 48MHz				IF = 10MHz
	23
	22
INPUT	21		IF = 90MHz				140MHz
	20
	19
	18										05352-027
	17
		–13	–11	–9	–7	–5	–3	–1	1	3	5
	–15
					LO LEVEL (dBm)

Figure 10. Input IP3 vs. LO Level, fRF1 = 238 MHz, fRF2 = 239 MHz

	27
	26
	25
(dBm)IP3	24
	22
	23
INPUT	21

20
19
						032-05352
18
17
	–20	0	20	40	60	80
–40

TEMPERATURE (°C)

Figure 11. Input IP3 vs. Temperature, fRF1 = 238 MHz, fRF2 = 239 MHz,

fLO = 286 MHz

	27
	26
	25
(dBm)IP3	24
	22
	23								RF = 460MHz
INPUT
	21					RF = 238M	Hz
	20
	19										008-05352
	18
	17
		50	100	150	200			250	300	350
	10
				IF FREQUENCY (MHz)
			Figure 12. Input IP3 vs. IF Frequency
	27
	26
	25
(dBm)IP3	24
	22
INPUT	23
	21
	20
	19											028-05352
	18
	17

4.754.80 4.85 4.90 4.95 5.00 5.05 5.10 5.15 5.20 5.25 VPOS (V)

		Figure 13. Input IP3 vs. Vpos, fRF = 238 MHz, fRF2 = 239 MHz
					LO Frequency = 286 MHz
	20	NORMAL
	18	MEAN = 22.7
		STD. DEV. = 0.41
	16		INPUT IP3
		(238MHz) PERCENTAGE
	14
PERCENTAGE	12
	10
	8
	6
	4
	2										05352-055
	0
			21.0	21.4	21.8	22.2	22.6	23.0	23.4	23.8	24.2
	20.6
					INPUT IP3 (238MHz)

Figure 14. Input IP3 Distribution, fRF = 238 MHz, fLO = 286 MHz

Rev. 0 Page 9 of 20