MSP430FR59691 Datasheet, PDF (48/131 Pages) Texas Instruments – MSP430FR59xx Mixed-Signal Microcontrollers

MSP430FR5969, MSP430FR59691, MSP430FR5968, MSP430FR5967
MSP430FR5959, MSP430FR5958, MSP430FR5957
MSP430FR5949, MSP430FR5948, MSP430FR5947, MSP430FR59471
SLAS704C – OCTOBER 2012 – REVISED JUNE 2014
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5.12.5.6 Comparator
Table 5-33. Comparator_E
over recommended ranges of supply voltage and operating free-air temperature (unless otherwise noted)
PARAMETER
TEST CONDITIONS
V_CC
MIN TYP
CEPWRMD = 00, CEON = 1, CERSx = 00
(fast)
11
I_{AVCC_COMP}
Comparator operating
CEPWRMD = 01, CEON = 1, CERSx = 00
supply current into AVCC, ^(medium)
excludes reference
CEPWRMD = 10, CEON = 1, CERSx = 00
2.2 V,
3.0 V
9
resistor ladder
(slow), T_A = 30°C
CEPWRMD = 10, CEON = 1, CERSx = 00
(slow), T_A = 85°C
I_{AVCC_REF}
Quiescent current of
resistor ladder into AVCC,
including REF module
current
CEREFLx = 01, CERSx = 10, REFON = 0,
CEON = 0, CEREFACC = 0
CEREFLx = 01, CERSx = 10, REFON = 0,
CEON = 0, CEREFACC = 1
2.2 V,
3.0 V
12
5
CERSx = 11, CEREFLx = 01, CEREFACC = 0 1.8 V
1.17 1.2
CERSx = 11, CEREFLx = 10, CEREFACC = 0 2.2 V
1.92 2.0
V_REF
Reference voltage level
CERSx = 11, CEREFLx = 11, CEREFACC = 0 2.7 V
CERSx = 11, CEREFLx = 01, CEREFACC = 1 1.8 V
2.40 2.5
1.10 1.2
CERSx = 11, CEREFLx = 10, CEREFACC = 1 2.2 V
1.90 2.0
CERSx = 11, CEREFLx = 11, CEREFACC = 1 2.7 V
2.35 2.5
V_IC
Common mode input
range
0
CEPWRMD = 00
-32
V_OFFSET
Input offset voltage
CEPWRMD = 01
-32
CEPWRMD = 10
-30
CEPWRMD = 00 or CEPWRMD = 01
9
C_IN
Input capacitance
CEPWRMD = 10
9
R_SIN
Series input resistance
ON - switch closed
OFF - switch open
1
50
CEPWRMD = 00, CEF = 0, Overdrive ≥ 20 mV
260
t_PD
Propagation delay,
response time
CEPWRMD = 01, CEF = 0, Overdrive ≥ 20 mV
350
CEPWRMD = 10, CEF = 0, Overdrive ≥ 20 mV
CEPWRMD = 00 or 01, CEF = 1,
Overdrive ≥ 20 mV, CEFDLY = 00
700
t_PD,filter
Propagation delay with
filter active
CEPWRMD = 00 or 01, CEF = 1,
Overdrive ≥ 20 mV, CEFDLY = 01
CEPWRMD = 00 or 01, CEF = 1,
Overdrive ≥ 20 mV, CEFDLY = 10
1.0
2.0
CEPWRMD = 00 or 01, CEF = 1,
Overdrive ≥ 20 mV, CEFDLY = 11
4.0
CEON = 0 → 1, VIN+, VIN- from pins,
Overdrive ≥ 20 mV, CEPWRMD = 00
0.9
t_{EN_CMP}
Comparator enable time
CEON = 0 → 1, VIN+, VIN- from pins,
Overdrive ≥ 20 mV, CEPWRMD = 01
0.9
CEON = 0 → 1, VIN+, VIN- from pins,
Overdrive ≥ 20 mV, CEPWRMD = 10
15
MAX UNIT
20
17
µA
0.5
1.3
15
µA
7
1.23
2.08
2.60
V
1.245
2.08
2.60
V_CC-1 V
32
32 mV
30
pF
3 kΩ
MΩ
330
ns
460
15 µs
1000 ns
1.8
3.5 µs
7.0
1.5
1.5 µs
100
48
Specifications
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