RS6331S, RS6332S
RS6331, RS6332, RS6334
1.1MHz, Rail-to-Rail I/O
CMOS Operational Amplifier
FEATURES
DESCRIPTION
HIGH GAIN BANDWIDTH:1.1MHz
RAIL-TO-RAIL INPUT AND OUTPUT
0.6mV Typical Vos
INPUT VOLTAGE RANGE: -0.1V to +5.6V
with Vs = 5.5V
SUPPLY RANGE: +2.2V to +5.5V
SHUTDOWN: RS6331S/RS6332S
SPECIFIED UP TO +125°C
Micro SIZE
The RS6331, RS6332, RS6334, RS6331S,
RS6332S families of products offer low voltage
operation and rail-to-rail input and output, as well as
excellent speed/power consumption ratio, providing
an excellent bandwidth (1.1MHz) and slew rate of
0.5V/us. The op-amps are unity gain stable and
feature an ultra-low input bias current.
The devices are ideal for sensor interfaces, active
filters, and portable applications. The RS6331S,
RS6332S include a shutdown mode. Under logic
control, the amplifiers can be switched from normal
operation to a standby current that is less than
1uA.The RS6331, RS6332, RS6334, RS6331S,
RS6332S families of operational amplifiers are
specified at the full temperature range of −40°C to
+125°C under single or dual power supplies of 2.2V
to 5.5V.
PACKAGES: SOT23-5, SOT23-6
APPLICATIONS
SENSORS
PHOTODIODE AMPLIFICATION
ACTIVE FILTERS
TEST EQUIPMENT
DRIVING A/D CONVERTERS
Device Information (1)
PART NUMBER
RS6331
RS6331S
RS6332
RS6332S
RS6334
REV C.2
PACKAGE
BODY SIZE(NOM)
SOT23-5
2.90mm×1.60mm
SOIC-8(SOP8)
4.90mm×3.90mm
MSOP-8
3.00mm×3.00mm
SOT23-6
2.90mm×1.60mm
SOIC-8(SOP8)
4.90mm×3.90mm
SOIC-8(SOP8)
4.90mm×3.90mm
MSOP-8
3.00mm×3.00mm
TSSOP-8
3.00mm×4.40mm
TDFN2x2-8L
2.00mm×2.00mm
TDFN3x3-8L
3.00mm×3.00mm
MSOP-10
3.00mm×3.00mm
SOIC-14(SOP14)
8.65mm×3.90mm
TSSOP-14
5.00mm×4.40mm
TQFN3x3-16
3.00mm×3.00mm
1 / 23
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RS6331S, RS6332S
RS6331, RS6332, RS6334
Pin Configuration and Functions (Top View)
V-
2
+IN
3
5
V+
+IN
1
V-
2
-IN
3
5
V+
+
-
4
-IN
4
SOT23-5
OUT
NC
1
-IN
2
+IN
3
V-
4
SOT23-5
+
1
+
OUT
RS6331
RS6331B
-
RS6331
8
NC
7
V+
6 OUT
5
NC
SO IC-8(SO P8),MSO P-8
Pin Description
SOT23-5
SOT23-5
4
3
1
2
5
3
1
4
2
5
-IN
+IN
NC
OUT
VV+
RS6331
SOIC-8(SOP8)/
MSOP8
2
3
1,5,8
6
4
7
I/O
DESCRIPTION
I
I
O
-
Negative (inverting) input
Positive (noninverting) input
No internal connection (can be left floating)
Output
Negative (lowest) power supply
Positive (highest) power supply
RS6331S
RS6331S
OUT
1
6
V+
V-
2
5
EN
+IN
3
4
-IN
+
-
NC
1
-IN
2
+IN
3
V-
4
SO T23-6
8
EN
7
V+
+
PIN
RS6331B
-
NAME
RS6331
6
OUT
5
NC
SO IC-8(SOP8)
Pin Description
NAME
-IN
+IN
OUT
PIN
RS6331S
SOT23-6 SOIC-8(SOP8)
4
2
3
3
1
6
I/O
DESCRIPTION
I
I
O
Inverting input
Noninverting input
Output
Enable pin. This pin turns the regulator on or off.
Low = disabled, high = normal operation (pin must be driven)
No internal connection (can be left floating)
Negative (lowest) power supply
Positive (highest) power supply
EN
5
8
I
NC
VV+
2
6
1,5
4
7
-
2 / 23
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RS6331S, RS6332S
RS6331, RS6332, RS6334
Pin Configuration and Functions (Top View)
1
-IN A
2
+IN A
3
V-
4
+
A
B+
OUT A
1
OUTB
-IN A
2
-
6
-IN B
+IN A
3
+
OUT A
5
+IN B
V-
4
En A
5
8
V+
7
SOIC-8(SOP8),MSOP-8,TSSOP8, TDFN2x2-8L, TDFN3x3-8L
A
B
10
V+
9
OUT B
-
8
-IN B
+
RS6332S
RS6332
7
+IN B
6
En B
MSOP-10
Pin Description
PIN
RS6332S
-INA
+INA
-INB
+INB
OUTA
OUTB
RS6332
SOIC-8(SOP8)/MSOP8/TSSOP-8/TDFN2x28L/TDFN3x3-8L
2
3
6
5
1
7
EnA
NAME
I/O
DESCRIPTION
2
3
8
7
1
9
I
I
I
I
O
O
-
5
I
EnB
-
6
I
VV+
4
8
4
10
-
Inverting input, channel A
Noninverting input, channel A
Inverting input, channel B
Noninverting input, channel B
Output, channel A
Output, channel B
Enable pin, channel A. This pin turns the regulator on
or off.
Low = disabled, high = normal operation (pin must be
driven)
Enable pin, channel B. This pin turns the regulator on
or off.
Low = disabled, high = normal operation (pin must be
driven)
Negative (lowest) power supply
Positive (highest) power supply
MSOP10
3 / 23
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RS6331S, RS6332S
RS6331, RS6332, RS6334
Pin Configuration and Functions (Top View)
3
12
+IN D
V+
4
11
V-
+IN B
+ -
5
-IN B
6
OUT B
7
- +
B
+ C
10
+IN C
9
-IN C
8
OUT C
+IN A
1
V+
2
+IN B
3
13
RS6334
12
+IN D
11
V-
10
+IN C
9
-IN C
TQFN3x3-16L
-IN B
SO IC-14(SOP14),TSSOP-14
4
5
6
7
8
OUT C
+IN A
- +
14
N.C.
-IN D
2
15
N.C.
13
-IN A
16
OUT B
D
OUT D
-IN D
A
14
OUT D
1
OUT A
OUT A
-IN A
RS6334
Pin Description
NAME
-INA
+INA
-INB
+INB
-INC
+INC
-IND
+IND
OUTA
OUTB
OUTC
OUTD
VV+
PIN
SOIC-14(SOP14)/TSSOP14
2
3
6
5
9
10
13
12
1
7
8
14
11
4
TQFN3x3-16L
16
1
4
3
9
10
13
12
15
5
8
14
11
2
4 / 23
I/O
DESCRIPTION
I
I
I
I
I
I
I
I
O
O
O
O
-
Inverting input, channel A
Noninverting input, channel A
Inverting input, channel B
Noninverting input, channel B
Inverting input, channel C
Noninverting input, channel C
Inverting input, channel D
Noninverting input, channel D
Output, channel A
Output, channel B
Output, channel C
Output, channel D
Negative (lowest) power supply
Positive (highest) power supply
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RS6331S, RS6332S
RS6331, RS6332, RS6334
SPECIFICATIONS
Absolute Maximum Ratings
Over operating free-air temperature range (unless otherwise noted) (1)
MIN
MAX
7
(V-)-0.5
(V+) +0.5
(V-)-0.5
(V+) +0.5
-10
10
-100
100
Continuous
-40
125
150
-65
150
Supply, Vs=(V+) - (V-)
Signal input pin (2)
Signal output pin (3)
Signal input pin (2)
Signal output pin (3)
Output short-circuit (4)
Operating range, TA
Junction, TJ
Storage, Tstg
Voltage
Current
Temperature
UNIT
V
mA
mA
°C
(1) Stresses above these ratings may cause permanent damage. Exposure to absolute maximum conditions for extended periods may degrade device
reliability. These are stress ratings only, and functional operation of the device at these or any other conditions beyond those specified is not implied.
(2) Input terminals are diode-clamped to the power-supply rails. Input signals that can swing more than 0.5V beyond the supply rails should be currentlimited to 10mA or less.
(3) Output terminals are diode-clamped to the power-supply rails. Output signals that can swing more than 0.5V beyond the supply rails should be
current-limited to ±100mA or less.
(4) Short-circuit to ground, one amplifier per package.
ESD Ratings
V(ESD)
Electrostatic discharge
Human-body model (HBM)
Machine Model (MM)
VALUE
UNIT
±5000
±400
V
Recommended Operating Conditions
Over operating free-air temperature range (unless otherwise noted)
Supply voltage,Vs= (V+) - (V-)
MIN
2.2
±1.1
-40
Single-supply
Dual-supply
Specified temperature
NOM
MAX
5.5
±2.75
125
UNIT
8PINS
SOIC-8
MSOP8
116
165
UNIT
V
°C
Thermal Information:RS6331
THERMAL METRIC (1)
RS6331
6PINS
SOT23-6
187.3
RϴJA
Junction-to-ambient thermal resistance
5PINS
SOT23-5
273.8
RϴJC(top)
Junction-to-case(top) thermal resistance
126.8
126.5
60
53
°C/W
RϴJB
Junction-to-board thermal resistance
85.9
32.6
56
87
°C/W
ѰJT
ѰJB
Junction-to-top characterization parameter
Junction-to-board characterization parameter
10.9
84.9
24.1
32.1
12.8
98.3
4.9
85
°C/W
°C/W
RϴJC(bot)
Junction-to-case(bottom) thermal resistance
N/A
N/A
N/A
N/A
°C/W
5 / 23
°C/W
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RS6331S, RS6332S
RS6331, RS6332, RS6334
Thermal Information:RS6332
RS6332
8PINS
THERMAL METRIC (1)
RϴJA
RϴJC(top)
RϴJB
ѰJT
ѰJB
RϴJC(bot)
UNIT
SOIC-8
MSOP-8
MSOP-10
TSSOP-8
TDFN2
×2-8L
TDFN3
×3-8L
116
165
169.5
200.8
80.1
66.9
°C/W
60
53
84.1
95.3
100
54.5
°C/W
56
87
113
128.5
45
40.4
°C/W
12.8
4.9
15.8
26.5
6.8
1.9
°C/W
98.3
85
111.6
125.9
45.2
40.4
°C/W
N/A
N/A
N/A
N/A
22.7
10.8
°C/W
Junction-to-ambient thermal
resistance
Junction-to-case(top) thermal
resistance
Junction-to-board thermal resistance
Junction-to-top characterization
parameter
Junction-to-board characterization
parameter
Junction-to-case(bottom) thermal
resistance
Thermal Information:RS6334
SOIC-14
83.8
RS6334
14PINS
TSSOP-14
120.8
TQFN3×3-16L
68.5
°C/W
THERMAL METRIC (1)
UNIT
RϴJA
Junction-to-ambient thermal resistance
RϴJC(top)
Junction-to-case(top) thermal resistance
70.7
34.3
70.4
°C/W
RϴJB
Junction-to-board thermal resistance
59.5
62.8
42.6
°C/W
ѰJT
ѰJB
Junction-to-top characterization parameter
Junction-to-board characterization parameter
11.6
37.7
1
56.5
5.3
40.9
°C/W
°C/W
RϴJC(bot)
Junction-to-case(bottom) thermal resistance
N/A
N/A
N/A
°C/W
6 / 23
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RS6331S, RS6332S
RS6331, RS6332, RS6334
PACKAGE/ORDERING INFORMATION
Orderable
Device
Package Type
Pin
Channel
Op Temp(°C)
Device Marking(1)
Package Qty
RS6331XF
SOT23-5
5
1
-40℃~125℃
6331
Tape and Reel,3000
RS6331BXF
SOT23-5
5
1
-40℃~125℃
6331B
Tape and Reel,3000
RS6331XK
SOIC-8(SOP8)
8
1
-40℃~125℃
RS6331
Tape and Reel,4000
RS6331XM
MSOP-8
8
1
-40℃~125℃
RS6331
Tape and Reel,4000
RS6331SXK
SOIC-8(SOP8)
8
1
-40℃~125℃
RS6331S
Tape and Reel,4000
RS6331SXH
SOT23-6
6
1
-40℃~125℃
6331S
Tape and Reel,3000
RS6332XK
SOIC-8(SOP8)
8
2
-40℃~125℃
RS6332
Tape and Reel,4000
RS6332XM
MSOP-8
8
2
-40℃~125℃
RS6332
Tape and Reel,4000
RS6332XTDE8
TDFN2x2-8L
8
2
-40℃~125℃
6332
Tape and Reel,3000
RS6332XTDC8
TDFN3x3-8L
8
2
-40℃~125℃
RS6332
Tape and Reel,5000
RS6332XQ
TSSOP-8
8
2
-40℃~125℃
RS6332
Tape and Reel,4000
RS6332SXN
MSOP-10
10
2
-40℃~125℃
RS6332S
Tape and Reel,4000
RS6334XP
SOIC-14(SOP14)
14
4
-40℃~125℃
RS6334
Tape and Reel,4000
RS6334XQ
TSSOP-14
14
4
-40℃~125℃
RS6334
Tape and Reel,4000
RS6334XTQC16
TQFN3x3-16L
16
4
-40℃~125℃
RS6334
Tape and Reel,5000
NOTE:
(1) There may be additional marking, which relates to the lot trace code information(data code and vendor code) , the
logo or the environmental category on the device.
7 / 23
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RS6331S, RS6332S
RS6331, RS6332, RS6334
ELECTRICAL CHARACTERISTICS
(At TA = +25C, Vs=5V, RL = 10kΩ connected to VS/2, and VOUT = VS/2, unless otherwise noted.)
PARAMETER
CONDITIONS
TJ
RS6331S, RS6332S,
RS6331, RS6332, RS6334
MIN
TYP
MAX
UNIT
5.5
V
80
uA
POWER SUPPLY
Vs
Operating Voltage Range
25C
IQ
Quiescent Current/Amplifier
25C
PSRR
Power-Supply Rejection Ratio
Vs=2.2V to 5.5V,
Vcm=(V-)+0.5V
2.2
58
25C
72
-40C to 125C
65
90
dB
INPUT
Vos
IB
Input Offset Voltage
Input Offset Voltage Average
Drift
Input Bias Current
Ios
Input Offset Current
Vos TC
Vcm
CMRR
Common-Mode Voltage Range
Common-Mode Rejection Ratio
0.6
25C
2
-40C to 125C
mV
uV/C
25C
1
10
pA
25C
1
10
pA
5.6
V
Vs= 5.5V
25C
-0.1
Vs= 5.5V, Vcm
=-0.1V to 4V
25C
71
-40C to 125C
68
25C
60
-40C to 125C
57
25C
94
Vs= 5.5V, Vcm
=-0.1V to 5.6V
3
90
dB
80
OUTPUT
AOL
Open-Loop Voltage Gain
RL=10KΩ, Vo=
0.05V to 4.95V
RL=2KΩ
RL=10KΩ
-40C to 125C
85
25C
100
-40C to 125C
90
105
dB
110
25C
25
8
mV
25C
55
mA
Slew Rate
25C
0.5
V/us
Gain-Bandwidth Product
25C
1.1
MHz
Phase Margin
25C
64
°
Output Swing From Rail
Iout
RL=2KΩ, Vo=
0.15V to 4.85V
Output Short-Circuit Current
FREQUENCY RESPONSE
SR
GBP
PM
ts
Setting Time,0.1%
Overload Recovery Time
VIN·Gain≥VS
1.3
us
2.3
us
NOISE
en
Input Voltage Noise Density
f = 1KHz
25C
22
nV/√Hz
f = 10KHz
25C
20
nV/√Hz
25C