Operating Temperature Range (Note 4).. –40°C to 125°C
Specified Temperature Range (Note 5) .. –40°C to 125°C
Junction Temperature ........................................... 150°C
Storage Temperature Range................... –65°C to 150°C
16 15 14 13
SHDN
V
+
V
–
V
OCM
1
2
3
4
7
OUT
+
8
OUTF
+
OUT
–
IN
+
NC
V
–
UD PACKAGE
16-LEAD (3mm 3mm) PLASTIC QFN
T
JMAX
= 150°C,
θ
JA
= 68°C/W,
θ
JC
= 4.2°C/W
EXPOSED PAD (PIN 17) IS V
–
, MUST BE SOLDERED TO PCB
ORDER INFORMATION
LEAD FREE FINISH
LTC6404CUD-1#PBF
LTC6404IUD-1#PBF
LTC6404HUD-1#PBF
LTC6404CUD-2#PBF
LTC6404IUD-2#PBF
LTC6404HUD-2#PBF
LTC6404CUD-4#PBF
LTC6404IUD-4#PBF
LTC6404HUD-4#PBF
TAPE AND REEL
LTC6404CUD-1#TRPBF
LTC6404IUD-1#TRPBF
LTC6404HUD-1#TRPBF
LTC6404CUD-2#TRPBF
LTC6404IUD-2#TRPBF
LTC6404HUD-2#TRPBF
LTC6404CUD-4#TRPBF
LTC6404IUD-4#TRPBF
LTC6404HUD-4#TRPBF
PART MARKING*
LCLW
LCLW
LCLW
LCLX
LCLX
LCLX
LCLY
LCLY
LCLY
PACKAGE DESCRIPTION
16-Lead (3mm
×
3mm) Plastic QFN
16-Lead (3mm
×
3mm) Plastic QFN
16-Lead (3mm
×
3mm) Plastic QFN
16-Lead (3mm
×
3mm) Plastic QFN
16-Lead (3mm
×
3mm) Plastic QFN
16-Lead (3mm
×
3mm) Plastic QFN
16-Lead (3mm
×
3mm) Plastic QFN
16-Lead (3mm
×
3mm) Plastic QFN
16-Lead (3mm
×
3mm) Plastic QFN
SPECIFIED TEMPERATURE RANGE
0°C to 70°C
–40°C to 85°C
–40°C to 125°C
0°C to 70°C
–40°C to 85°C
–40°C to 125°C
0°C to 70°C
–40°C to 85°C
–40°C to 125°C
Consult LTC Marketing for parts specified with wider operating temperature ranges. *The temperature grade is identified by a label on the shipping container.
Consult LTC Marketing for information on non-standard lead based finish parts.
For more information on lead free part marking, go to:
http://www.linear.com/leadfree/
For more information on tape and reel specifications, go to:
http://www.linear.com/tapeandreel/
IN
6404f
2
LTC6404
LTC6404 DC ELECTRICAL CHARACTERISTICS
+
The
l
denotes the specifications which apply over
–
the full operating temperature range, otherwise specifications 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 defined (V
+
– V
–
). V
OUTCM
= (V
OUT+
+ V
OUT–
)/2.
V
ICM
is defined (V
IN+
+ V
IN–
)/2. V
OUTDIFF
is defined (V
OUT+
– V
OUT–
). V
INDIFF
= (V
INP
– V
INM
)
PARAMETER
Differential Offset Voltage (Input Referred)
ΔV
OSDIFF
/ΔT Differential Offset Voltage Drift (Input Referred)
Input Bias Current (Note 6)
I
B
Input Bias Current Drift (Note 6)
ΔI
B
/ΔT
I
OS
R
IN
C
IN
e
n
i
n
e
nVOCM
Input Offset Current (Note 6)
Input Resistance
Input Capacitance
Differential Input Referred Noise Voltage Density
Input Noise Current Density
Input Referred Common Mode Noise Voltage
Density
SYMBOL
V
OSDIFF
CONDITIONS
V
S
= 2.7V to 5.25V
V
S
= 2.7V to 5.25V
V
S
= 2.7V to 5.25V
V
S
= 2.7V to 5.25V
V
S
= 2.7V to 5.25V
Common Mode
Differential Mode
f = 1MHz
f = 1MHz
f = 1MHz, Referred to V
OCM
Pin
LTC6404-1
LTC6404-2
LTC6404-4
V
S
= 3V
V
S
= 5V
V
S
= 3V,
ΔV
CM
= 0.75V
V
S
= 5V,
ΔV
CM
= 1.25V
V
S
= 5V,
ΔV
OCM
= 1V
V
S
= 2.7V to 5.25V
V
S
= 2.7V to 5.25V
LTC6404-1
LTC6404-2
LTC6404-4
V
S
= 5V,
ΔV
OCM
= 1V
LTC6404-1
LTC6404-2
LTC6404-4
V
S
= 5V,
ΔV
OCM
= 1V
LTC6404-1
LTC6404-2
LTC6404-4
ΔV
OUTDIFF
= 2V, Single-Ended Input
LTC6404-1
LTC6404-2
LTC6404-4
ΔV
OUTDIFF
= 2V, Differential Input
LTC6404-1
LTC6404-2
LTC6404-4
V
S
= 2.7V to 5.25V
LTC6404-1
LTC6404-2
LTC6404-4
l
MIN
l
l
l
TYP
±0.5
1
–23
0.01
±1
1000
3
1
1.5
3
9
10.5
27
MAX
±2
0
±10
UNITS
mV
μV/°C
μA
μA/°C
μA
kΩ
kΩ
pF
nV/√Hz
pA/√Hz
nV/√Hz
nV/√Hz
nV/√Hz
V
V
dB
dB
dB
dB
–60
V
ICMR
(Note 7)
CMRRI
(Note 8)
CMRRIO
(Note 8)
PSRR
(Note 9)
PSRRCM
(Note 9)
Input Signal Common Mode Range
Input Common Mode Rejection Ratio
(Input Referred)
ΔV
ICM
/ΔV
OSDIFF
Output Common Mode Rejection Ratio
(Input Referred)
ΔV
OCM
/ΔV
OSDIFF
Differential Power Supply Rejection
(ΔV
S
/ΔV
OSDIFF
)
Output Common Mode Power Supply Rejection
(ΔV
S
/ΔV
OSCM
)
l
l
0
0
60
60
66
60
94
1.6
3.6
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
50
50
40
63
63
51
1
1
0.99
dB
dB
dB
V/V
V/V
V/V
0.1
0.1
–0.4
–40
–40
–40
–40
–40
–40
±25
±50
±100
%
%
%
dB
dB
dB
dB
dB
dB
mV
mV
mV
G
CM
Common Mode Gain (ΔV
OUTCM
/ΔV
OCM
)
Common Mode Gain Error
–0.6
–0.6
–1.6
–0.125
–0.25
–1
–60
–60
–53
–66
–66
–66
±10
±20
±40
BAL
Output Balance (ΔV
OUTCM
/ΔV
OUTDIFF
)
V
OSCM
Common Mode Offset Voltage (V
OUTCM
– V
OCM
)
6404f
3
LTC6404
LTC6404 DC ELECTRICAL CHARACTERISTICS
+
The
l
denotes the specifications which apply over
–
the full operating temperature range, otherwise specifications 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 defined (V
+
– V
–
). V
OUTCM
= (V
OUT+
+ V
OUT–
)/2.
V
ICM
is defined (V
IN+
+ V
IN–
)/2. V
OUTDIFF
is defined (V
OUT+
– V
OUT–
). V
INDIFF
= (V
INP
– V
INM
)
PARAMETER
Common Mode Offset Voltage Drift
CONDITIONS
V
S
= 2.7V to 5.25V
LTC6404-1
LTC6404-2
LTC6404-4
V
S
= 3V
LTC6404-1
LTC6404-2
LTC6404-4
V
S
= 5V
LTC6404-1
LTC6404-2
LTC6404-4
LTC6404-1
LTC6404-2
LTC6404-4
V
S
= 3V
V
S
= 3V, I
L
= 0mA
V
S
= 3V, I
L
= 5mA
V
S
= 3V, I
L
= 20mA
V
S
= 5V, I
L
= 0mA
V
S
= 5V, I
L
= 5mA
V
S
= 5V, I
L
= 20mA
V
S
= 3V, I
L
= 0mA
V
S
= 3V, I
L
= –5mA
V
S
= 3V, I
L
= –20mA
V
S
= 5V, I
L
= 0mA
V
S
= 5V, I
L
= –5mA
V
S
= 5V, I
L
= –20mA
V
S
= 2.7V
V
S
= 3V
V
S
= 5V
V
S
= 3V
V
S
= 2.7V, V
SHDN
= V
S
– 0.6V
V
S
= 3V, V
SHDN
= V
S
– 0.6V
V
S
= 5V, V
SHDN
= V
S
– 0.6V
V
S
= 2.7V, V
SHDN
= V
S
– 0.6V
V
S
= 3V, V
SHDN
= V
S
– 0.6V
V
S
= 5V, V
SHDN
= V
S
– 0.6V
V
S
= 2.7V, V
SHDN
= V
S
– 0.6V
V
S
= 3V, V
SHDN
= V
S
– 0.6V
V
S
= 5V, V
SHDN
= V
S
– 0.6V
V
S
= 2.7V, V
SHDN
= V
S
– 2.1V
V
S
= 3V, V
SHDN
= V
S
– 2.1V
V
S
= 5V, V
SHDN
= V
S
– 2.1V
V
S
= 2.7V, V
SHDN
= V
S
– 2.1V
V
S
= 3V, V
SHDN
= V
S
– 2.1V
V
S
= 5V, V
SHDN
= V
S
– 2.1V
V
S
= 2.7V, V
SHDN
= V
S
– 2.1V
V
S
= 3V, V
SHDN
= V
S
– 2.1V
V
S
= 5V, V
SHDN
= V
S
– 2.1V
MIN
TYP
±10
±20
±20
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
SYMBOL
ΔV
OSCM
/ΔT
MAX
UNITS
μV/°C
μV/°C
μV/°C
V
OUTCMR
(Note 7)
Output Signal Common Mode Range
(Voltage Range for the V
OCM
Pin)
1.1
1.1
1.1
1.1
1.1
1.1
15
8
4
1.45
2
2
1.7
4
4
3.7
32
20
10
1.55
550
600
750
700
750
1000
230
260
350
320
350
550
V
V
V
V
V
V
kΩ
kΩ
kΩ
V
mV
mV
mV
mV
mV
mV
mV
mV
mV
mV
mV
mV
mA
mA
mA
dB
V
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
6404f
R
INVOCM
Input Resistance, V
OCM
Pin
23.5
14
7
1.5
325
360
480
460
500
650
120
140
200
175
200
285
±60
±65
±85
90
27.2
27.3
27.8
29.7
29.8
30.4
30.0
30.2
31.0
0.22
0.25
0.35
0.22
0.25
0.35
0.28
0.30
0.50
V
MID
V
OUT
Voltage at the V
OCM
Pin
Output Voltage High, Either Output Pin (Note 10)
Output Voltage Low, Either Output Pin (Note 10)
I
SC
Output Short-Circuit Current, Either Output Pin
(Note 11)
Large-Signal Voltage Gain
Supply Voltage Range
Supply Current (LTC6404-1)
±35
±40
±55
2.7
A
VOL
V
S
I
S
Supply Current (LTC6404-2)
Supply Current (LTC6404-4)
I
SHDN
Supply Current in Shutdown (LTC6404-1)
Supply Current in Shutdown (LTC6404-2)
Supply Current in Shutdown (LTC6404-4)
5.25
35.5
35.5
36.5
38.5
38.5
39.5
39
39
40
1
1
2
1
1
2
1.2
1.2
2.4
4
LTC6404
LTC6404 DC ELECTRICAL CHARACTERISTICS
+
The
l
denotes the specifications which apply over
–
the full operating temperature range, otherwise specifications 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 defined (V
+
– V
–
). V
OUTCM
= (V
OUT+
+ V
OUT–
)/2.
V
ICM
is defined (V
IN+
+ V
IN–
)/2. V
OUTDIFF
is defined (V
OUT+
– V
OUT–
). V
INDIFF
= (V
INP
– V
INM
)
SYMBOL
V
IL
V
IH
R
SHDN
t
ON
t
OFF
PARAMETER
SHDN
Input Logic Low
SHDN
Input Logic High
SHDN
Pin Input Impedance
Turn-On Time
Turn-Off Time
CONDITIONS
V
S
= 2.7V to 5V
V
S
= 2.7V to 5V
V
S
= 5V, V
SHDN
= 2.9V to 0V
V
S
= 3V, V
SHDN
= 0.5V to 3V
V
S
= 3V, V
SHDN
= 3V to 0.5V
MIN
l
l
l
TYP
MAX
V
+
– 2.1
94
V
+
– 0.6
38
66
750
300
UNITS
V
V
kΩ
ns
ns
LTC6404-1 AC ELECTRICAL CHARACTERISTICS
SYMBOL
SR
GBW
f
3dB
HD
SEIN
PARAMETER
Slew Rate
Gain-Bandwidth Product
–3dB Frequency (See Figure 2)
10MHz Distortion
The
l
denotes the specifications which apply
over the full operating temperature range, otherwise specifications are at T
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