Datasheet

MSP430F5342, MSP430F5341, MSP430F5340
SLAS706E –JULY 2011–REVISED AUGUST 2013 www.ti.com
Comparator B
over recommended ranges of supply voltage and operating free-air temperature (unless otherwise noted)
PARAMETER TEST CONDITIONS V
CC
MIN TYP MAX UNIT
V
CC
Supply voltage 1.8 3.6 V
1.8 V 40
CBPWRMD = 00 2.2 V 30 50
Comparator operating supply current into
I
AVCC_COMP
3 V 40 65 µA
AVCC, Excludes reference resistor ladder
CBPWRMD = 01 2.2/3 V 10 30
CBPWRMD = 10 2.2/3 V 0.1 0.5
Quiescent current of local reference
I
AVCC_REF
CBREFACC = 1, CBREFLx = 01 22 µA
voltage amplifier into AVCC
V
IC
Common mode input range 0 V
CC
-1 V
CBPWRMD = 00 ±20 mV
V
OFFSET
Input offset voltage
CBPWRMD = 01, 10 ±10 mV
C
IN
Input capacitance 5 pF
ON, switch closed 3 4 kΩ
R
SIN
Series input resistance
OFF, switch opened 30 MΩ
CBPWRMD = 00, CBF = 0 450 ns
t
PD
Propagation delay, response time CBPWRMD = 01, CBF = 0 600 ns
CBPWRMD = 10, CBF = 0 50 µs
CBPWRMD = 00, CBON = 1,
0.35 0.6 1.0 µs
CBF = 1, CBFDLY = 00
CBPWRMD = 00, CBON = 1,
0.6 1.0 1.8 µs
CBF = 1, CBFDLY = 01
t
PD,filter
Propagation delay with filter active
CBPWRMD = 00, CBON = 1,
1.0 1.8 3.4 µs
CBF = 1, CBFDLY = 10
CBPWRMD = 00, CBON = 1,
1.8 3.4 6.5 µs
CBF = 1, CBFDLY = 11
CBON = 0 to CBON = 1
t
EN_CMP
Comparator enable time, settling time 1 2 µs
CBPWRMD = 00, 01, 10
t
EN_REF
Resistor reference enable time CBON = 0 to CBON = 1 1 1.5 µs
VIN ×
VIN = reference into resistor
V
CB_REF
Reference voltage for a given tap (n+1) V
ladder (n = 0 to 31)
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