Datasheet

LTC6404
5
6404f
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, V
CM
= V
OCM
= V
ICM
= Mid-Supply,
V
SHDN
= OPEN, R
I
= 100Ω, R
F
= 100Ω, R
L
= 200Ω (See Figure 2) unless otherwise noted. V
S
is defi ned (V
+
– V
–
).
V
OUTCM
= (V
OUT
+
+ V
OUT
–
)/2. V
ICM
is defi ned as (V
IN
+
+ V
IN
–
)/2. V
OUTDIFF
is defi ned as (V
OUT
+
– V
OUT
–
). V
INDIFF
= (V
INP
– V
INM
).
LTC6404-1 AC ELECTRICAL CHARACTERISTICS
SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
SR Slew Rate V
S
= 3V to 5V 450 V/µs
GBW Gain-Bandwidth Product V
S
= 3V to 5V, R
I
= 100, R
F
= 499,
f
TEST
= 500MHz
500 MHz
f
3dB
–3dB Frequency (See Figure 2) V
S
= 3V to 5V
l
300 600 MHz
HD
SEIN
10MHz Distortion V
S
= 3V, V
OUTDIFF
= 2V
P-P
Single-Ended Input
2nd Harmonic
3rd Harmonic
–88
–91
dBc
dBc
HD
DIFFIN
10MHz Distortion V
S
= 3V, V
OUTDIFF
= 2V
P-P
Differential Input
2nd Harmonic
3rd Harmonic
–102
–91
dBc
dBc
IMD
10M
Third-Order IMD at 10MHz
f
1
= 9.5MHz, f
2
= 10.5MHz
V
S
= 3V, V
OUTDIFF
= 2V
P-P
–93 dBc
OIP3
10M
OIP3 at 10MHz (Note 12) 50 dBm
t
S
Settling Time
2V Step at Output
1% Settling
0.1% Settling
0.01% Settling
10
13
17
ns
ns
ns
NF
Noise Figure, R
S
= 50Ω
f = 10MHz 13.4 dB
f
3dBFILTER
Differential Filter 3dB Bandwidth (Note 13) 88.5 MHz
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, V
CM
= V
OCM
= V
ICM
= Mid-Supply,
V
SHDN
= OPEN, R
L
= OPEN, R
BAL
= 100k (See Figure 1). For the LTC6404-1: R
I
= 100Ω, R
F
= 100Ω. For the LTC6404-2: R
I
= 100Ω,
R
F
= 200Ω. For the LTC6404-4: R
I
= 100Ω, R
F
= 402Ω, unless otherwise noted. V
S
is defi ned (V
+
– V
–
). V
OUTCM
= (V
OUT
+
+ V
OUT
–
)/2.
V
ICM
is defi ned (V
IN
+
+ V
IN
–
)/2. V
OUTDIFF
is defi ned (V
OUT
+
– V
OUT
–
). V
INDIFF
= (V
INP
– V
INM
)
LTC6404 DC ELECTRICAL CHARACTERISTICS
SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
V
IL
SHDN Input Logic Low V
S
= 2.7V to 5V
l
V
+
– 2.1 V
V
IH
SHDN Input Logic High V
S
= 2.7V to 5V
l
V
+
– 0.6 V
R
SHDN
SHDN Pin Input Impedance V
S
= 5V, V
SHDN
= 2.9V to 0V
l
38 66 94 k
t
ON
Turn-On Time V
S
= 3V, V
SHDN
= 0.5V to 3V 750 ns
t
OFF
Turn-Off Time V
S
= 3V, V
SHDN
= 3V to 0.5V 300 ns