LTC6410-6
5
64106fa
AC ELECTRICAL CHARACTERISTICS
The l denotes the specifi cations which apply over the full operating
temperature range, otherwise specifi cations are at T
A
= 25°C. V
+
= 3V, V
–
= 0V, SHDN = 2V, +IN is shorted to +TERM, –IN is shorted to
–TERM, V
INCM
= V
BIAS
= 1.5V, input source resistance (R
S
) is 25 on each input (50 differential), R
L
= 50 from +OUT to –OUT, +IN
and –IN are AC-coupled, unless otherwise noted. V
BIAS
is defi ned as the voltage on theV
BIAS
pin. V
OUTCM
is defi ned as
(+OUT + –OUT)/2. V
INCM
is defi ned as (+IN + –IN)/2. V
INDIFF
is defi ned as (+IN – –IN). V
OUTDIFF
is defi ned as (+OUT – –OUT).
SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
IM3 Third Order Intermodulated
Distortion
F1 = 9.5MHz, F2 = 10.5MHz, V
OUTDIFF
= 0dBm/Tone –72 dBc
F1 = 9.5MHz, F2 = 10.5MHz, V
OUTDIFF
= –5dBm/Tone –81 dBc
F1 = 9.5MHz, F2 = 10.5MHz, V
OUTDIFF
= 0dBm/Tone,
V
CC
= 5V, V
BIAS
= 2.5V, SHDN = 3V
–66 dBc
OIP3 Output Third-Order Intercept F1 = 9.5MHz, F2 = 10.5MHz, V
OUTDIFF
= 0dBm/Tone 36 dBm
F1 = 9.5MHz, F2 = 10.5MHz, V
OUTDIFF
= –5dBm/Tone 36 dBm
F1 = 9.5MHz, F2 = 10.5MHz, V
OUTDIFF
= 0dBm/Tone,
V
CC
= 5V, V
BIAS
= 2.5V, SHDN = 3V
33 dBm
P1dB Output 1dB Compression Point 12.8 dBm
NF Noise Figure Z
IN
= 50 (Note 5)
Z
IN
= 200
11
8
dB
dB
70MHz Signal
HD2 Second Harmonic Distortion V
OUTDIFF
= 0dBm –85 dBc
HD3 Third Harmonic Distortion V
OUTDIFF
= 0dBm –69 dBc
IM3 Third Order Intermodulated
Distortion
F1 = 69.5MHz, F2 = 70.5MHz, V
OUTDIFF
= 0dBm/Tone –72 dBc
F1 = 69.5MHz, F2 = 70.5MHz, V
OUTDIFF
= –5dBm/Tone –79 dBc
F1 = 69.5MHz, F2 = 70.5MHz, V
OUTDIFF
= 0dBm/Tone,
V
CC
= 5V, V
BIAS
= 2.5V, SHDN = 3V
–72 dBc
OIP3 Output Third-Order Intercept F1 = 69.5MHz, F2 = 70.5MHz, V
OUTDIFF
= 0dBm/Tone 36 dBm
F1 = 69.5MHz, F2 = 70.5MHz, V
OUTDIFF
= –5dBm/Tone 35 dBm
F1 = 69.5MHz, F2 = 70.5MHz, V
OUTDIFF
= 0dBm/Tone,
V
CC
= 5V, V
BIAS
= 2.5V, SHDN = 3V
36 dBm
P1dB Output 1dB Compression Point 12.8 dBm
NF Noise Figure Z
IN
= 50 (Note 5)
Z
IN
= 200
11
8
dB
dB
140MHz Signal
HD2 Second Harmonic Distortion V
OUTDIFF
= 0dBm –80 dBc
HD3 Third Harmonic Distortion V
OUTDIFF
= 0dBm –62 dBc
IM3 Third Order Intermodulated
Distortion
F1 = 139.5MHz, F2 = 140.5MHz, V
OUTDIFF
= 0dBm/Tone –62 dBc
F1 = 139.5MHz, F2 = 140.5MHz, V
OUTDIFF
= –5dBm/Tone –70 dBc
F1 = 139.5MHz, F2 = 140.5MHz, V
OUTDIFF
= 0dBm/Tone,
V
CC
= 5V, V
BIAS
= 2.5V, SHDN = 3V
–66 dBc
F1 = 130MHz, F2 = 150MHz, V
OUTDIFF
= 0dBm/Tone,
V
CC
= 5V, V
BIAS
= 2.5V, SHDN = 3V
–66 –56 dBc
OIP3 Output Third-Order Intercept F1 = 139.5MHz, F2 = 140.5MHz, V
OUTDIFF
= 0dBm/Tone 31 dBm
F1 = 139.5MHz, F2 = 140.5MHz, V
OUTDIFF
= –5dBm/Tone 30 dBm
F1 = 139.5MHz, F2 = 140.5MHz, V
OUTDIFF
= 0dBm/Tone,
V
CC
= 5V, V
BIAS
= 2.5V, SHDN = 3V
33 dBm
F1 = 130MHz, F2 = 150MHz, V
OUTDIFF
= 0dBm/Tone,
V
CC
= 5V, V
BIAS
= 2.5V, SHDN = 3V
28 33 dBm
P1dB Output 1dB Compression Point 12.8 dBm