Datasheet

MSP430xG461x
MIXED SIGNAL MICROCONTROLLER
SLAS508I − APRIL 2006 − REVISED MARCH 2011
60
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
operational amplifier OA, input/output specifications
PARAMETER TEST CONDITIONS V
CC
MIN TYP MAX UNIT
V
Voltage supply I/P
OARRIP = 1 (rail-to-rail mode off) −0.1 V
CC
−1.2
V
V
I/P
Voltage supply, I/P
OARRIP = 0 (rail-to-rail mode on)
—
−0.1 V
CC
+0.1
V
I
Input leaka
g
e current, I/P
T
A
= −40 to +55_C −5 ±0.5 5
nA
I
Ikg
Input
leakage
current
,
I/P
(see Notes 1 and 2)
T
A
= +55 to +85_C
—
−20 ±5 20
nA
Fast Mode 50
Medium Mode
f
V
(
I/P
)
= 1 kHz
80
V
Voltage noise density I/P
Slow Mode
f
V(I/P)
1
kHz
140
nV/√Hz
V
n
Voltage noise density, I/P
Fast Mode
—
30
nV/√Hz
Medium Mode
f
V
(
I/P
)
= 10 kHz
50
Slow Mode
f
V(I/P)
10
kHz
65
V
Offset voltage I/P
2 2 V/3 V
±10
mV
V
IO
Offset voltage, I/P 2.2 V/3 V ±10 mV
Offset temperature drift, I/P see Note 3 2.2 V/3 V ±10 μV/°C
Offset voltage drift
with supply, I/P
0.3V ≤ V
IN
≤ V
CC
−0.3V
ΔV
CC
≤ ± 10%, T
A
= 25°C
2.2 V/3 V ±1.5 mV/V
V
High level output voltage O/P
Fast Mode, I
SOURCE
≤ −500μA 2.2 V V
CC
−0.2 V
CC
V
V
OH
High-level output voltage, O/P
Slow Mode,I
SOURCE
≤ −150μA 3 V V
CC
−0.1 V
CC
V
V
Low level output voltage O/P
Fast Mode, I
SOURCE
≤ +500μA 2.2 V V
SS
0.2
V
V
OL
Low-level output voltage, O/P
Slow Mode,I
SOURCE
≤ +150μA 3 V V
SS
0.1
V
R
Load
= 3 kΩ, C
Load
= 50pF,
OARRIP = 0 (rail-to-rail mode on),
V
O/P(OAx)
< 0.2 V
150 250
R
O/P
(OAx
)
Output
Resistance
(see Figure 34 and Note 4)
R
Load
= 3 kΩ, C
Load
= 50pF,
OARRIP = 0 (rail-to-rail mode on),
V
O/P(OAx)
> AV
CC
− 0.2 V
2.2 V/3 V
150 250
Ω
R
Load
= 3 kΩ, C
Load
= 50pF,
OARRIP = 0 (rail-to-rail mode on),
0.2 V ≤ V
O/P(OAx)
≤ AV
CC
− 0.2 V
0.1 4
CMRR Common-mode rejection ratio Non-inverting 2.2 V/3 V 70 dB
NOTES: 1. ESD damage can degrade input current leakage.
2. The input bias current is overridden by the input leakage current.
3. Calculated using the box method.
4. Specification valid for voltage-follower OAx configuration.