MSP430FG4619 Datasheet, PDF (44/114 Pages) Texas Instruments – Mixed-Signal Microcontrollers

MSP430FG4619, MSP430FG4618, MSP430FG4617, MSP430FG4616
MSP430CG4619, MSP430CG4618, MSP430CG4617, MSP430CG4616
SLAS508J – APRIL 2006 – REVISED JUNE 2015
www.ti.com
5.39 Operational Amplifier OA, Supply Specifications
over recommended ranges of supply voltage and operating free-air temperature (unless otherwise noted)
PARAMETER
V_CC Supply voltage
TEST CONDITIONS
Fast Mode, OARRIP = 1 (rail-to-rail mode off)
V_CC
MIN TYP
2.2
180
Medium Mode, OARRIP = 1 (rail-to-rail mode off)
110
I_CC
Supply current⁽¹⁾
Slow Mode, OARRIP = 1 (rail-to-rail mode off)
50
2.2 V, 3 V
Fast Mode, OARRIP = 0 (rail-to-rail mode on)
300
Medium Mode, OARRIP = 0 (rail-to-rail mode on)
190
Slow Mode, OARRIP = 0 (rail-to-rail mode on)
90
PSRR Power supply rejection ratio Noninverting
2.2 V, 3 V
70
(1) P6SEL.x = 1 for each corresponding pin when used in OA input or OA output mode.
MAX
3.6
290
190
80
490
350
190
UNIT
V
µA
dB
5.40 Operational Amplifier OA, Input/Output Specifications
over recommended ranges of supply voltage and operating free-air temperature (unless otherwise noted)
PARAMETER
V_I/P
Voltage supply, I/P
TEST CONDITIONS
V_CC
OARRIP = 1 (rail-to-rail mode off)
OARRIP = 0 (rail-to-rail mode on)
I_Ikg
Input leakage current, I/P^{(1) (2) TA = –40 to +55°C}
T_A = +55 to +85°C
Fast Mode
MIN
–0.1
–0.1
–5
–20
TYP
±0.5
±5
50
MAX
V_CC – 1.2
V_CC + 0.1
5
20
UNIT
V
nA
Medium Mode
f_V(I/P) = 1 kHz
V_n
Voltage noise density, I/P
Slow Mode
Fast Mode
80
140
nV/√HZ
30
Medium Mode
f_V(I/P) = 10 kHz
50
Slow Mode
65
V_IO
Offset voltage, I/P
Offset temperature drift, I/P
(3)
2.2 V, 3 V
2.2 V, 3 V
±10 mV
±10
µV/°C
Offset voltage drift with supply, 0.3 V ≤ V_IN ≤ V_CC – 0.3 V
I/P
ΔV_CC ≤ ±10%, T_A = 25°C
2.2 V, 3 V
V_OH
High-level output voltage, O/P
Fast Mode, I_SOURCE ≤ –500 µA
Slow Mode, I_SOURCE ≤ –150 µA
2.2 V
3V
V_CC – 0.2
V_CC – 0.1
V_OL
Low-level output voltage, O/P
Fast Mode, I_SOURCE ≤ +500 µA
Slow Mode, I_SOURCE ≤ +150 µA
2.2 V
3V
V_SS
V_SS
R_Load = 3 kΩ, C_Load = 50 pF,
OARRIP = 0 (rail-to-rail mode on),
150
V_O/P(OAx) < 0.2 V
R_{O/P (OAx)}
Output resistance (see
Figure 5-34)⁽⁴⁾
R_Load = 3 kΩ, C_Load = 50 pF,
OARRIP = 0 (rail-to-rail mode on),
V_O/P(OAx) > AV_CC – 0.2 V
2.2 V, 3 V
150
R_Load = 3 kΩ, C_Load = 50 pF,
OARRIP = 0 (rail-to-rail mode on),
0.1
0.2 V ≤ V_O/P(OAx) ≤ AV_CC – 0.2 V
CMRR
Common-mode rejection ratio Noninverting
2.2 V, 3 V
70
±1.5
V_CC
V_CC
0.2
0.1
mV/V
V
V
250
250 ^Ω
4
dB
(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.
44
Specifications
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