Datasheet

Crystal Frequency − MHz
10.00
100.00
1000.00
10000.00
100000.00
0.10 1.00 10.00 100.00
Oscillation Allowance − Ohms
LFXT1Sx = 0
LFXT1Sx = 2
LFXT1Sx = 1
0.0
200.0
400.0
600.0
800.0
1000.0
1200.0
1400.0
1600.0
1800.0
0.0 4.0 8.0 12.0 16.0 20.0
Crystal Frequency − MHz
XT Oscillator Supply Current − uA
LFXT1Sx = 0
LFXT1Sx = 2
LFXT1Sx = 1
MSP430AFE2x3
MSP430AFE2x2
MSP430AFE2x1
SLAS701A – NOVEMBER 2010– REVISED MARCH 2011 www.ti.com
Typical Characteristics – XT2 Oscillator
Figure 15. Oscillation Allowance vs Crystal Frequency, Figure 16. XT2 Oscillator Supply Current vs Crystal
C
L,eff
= 15 pF, T
A
= 25°C Frequency, C
L,eff
= 15 pF, T
A
= 25°C
SD24_A, Power Supply and Recommended Operating Conditions
PARAMETER TEST CONDITIONS V
CC
MIN TYP MAX UNIT
AV
CC
= DV
CC
AV
CC
Analog supply voltage 2.5 3.6 V
AV
SS
= DV
SS
= 0 V
GAIN: 1, 2 800 1100
SD24LP = 0, f
SD24
= 1 MHz,
GAIN: 4, 8, 16 900
Analog supply current: 1 active
SD24OSR = 256
I
SD24
SD24_A channel including GAIN: 32 3 V 1200 µA
internal reference
GAIN: 1 800
SD24LP = 1, f
SD24
= 0.5 MHz,
SD24OSR = 256
GAIN: 32 900
SD24LP = 0 (low-power mode disabled) 0.03 1 1.1
Analog front-end input clock
f
SD24
3 V MHz
frequency
SD24LP = 1 (low-power mode enabled) 0.03 0.5
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