Texas Instruments MSP430FG47x, Руководство пользователя

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MSP430FG47x
MIXED SIGNAL MICROCONTROLLER
SLAS580D -- OCTOBER 2008 -- REVISED MARCH 2011
52
POST OFFICE BOX 655303

DALLAS, TEXAS 75265
electrical characteristics over recommended ranges of supply voltage and operating free-air
temperature (unless otherwise noted) (continued)
operational amplifier OA, supply specifications
PARAMETER TEST CONDITIONS V
CC
MIN TYP MAX UNIT
V
CC
Supply voltage range 2.2 3.6 V
Fast Mode 180 290
I
CC
Supply current (see Note 1)
Medium Mode
2.2 V/3 V
110 190

A I
CC
Supply current (see Note 1)
Slow Mode
2.2 V/3 V
50 80

A
PSRR Power supply rejection ratio Non-inverting 2.2 V/3 V 70 dB
NOTES: 1. Corresponding pins configured as OA inputs and outputs respectively.
operational amplifier OA, input/output specification
PARAMETER TEST CONDITIONS V
CC
MIN TYP MAX UNIT
V
I/P
Input voltage range --0.1 V
CC
--1.2 V
I
Input leakage current
T
A
= --40 to +55
_
C
2 2 V/3 V
--5

0.5 5
nA I
Ikg
Input leakage current
(see Notes 1 and 2)
T
A
= +55 to +85
_
C
2.2 V/3 V
--20

5 20
nA
Fast Mode 50
Medium Mode
f
V(I/P)
= 1 kHz
80
V Voltage noise densit I/P
Slow Mode
f
V(I/P)
1 kHz
140
nV/

H 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
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

V/

C
Offset voltage drift
with supply, I/P 0.3 V

V
IN

V
CC
--1.0 V

V
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

--500

A
2 2 V/3 V
V
CC
--0.2 V
CC
V V
OH
High-level output voltage, O/P
Slow Mode, I
SOURCE

--150

A
2.2 V/3 V
V
CC
--0.1 V
CC
V
V Low level output voltage O/P
Fast Mode, I
SOURCE

+500

A
2 2 V/3 V
V
SS
0.2
V V
OL
Low-level output voltage, O/P
Slow Mode, I
SOURCE

+150

A
2.2 V/3 V
V
SS
0.1
V
CMRR Common-mode rejection ratio Noninverting 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