MSP430FG47x
MIXED SIGNAL MICROCONTROLLER
SLAS580D -- OCTOBER 2008 -- REVISED MARCH 2011
44
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics over recommended operating free-air temperature (unless otherwise
noted) (continued)
SD16_A, linearity (f
SD16
= 1MHz, SD16REFON = 1, SD16BUFx = 00)
PARAMETER
TEST CONDITIONS
V
CC
MIN
TYP
MAX
UNIT
SD16OSR = 256, SD16GAINx = 000b,
Signal Amplitude = 500 mV
3 V
1.5
LSB
INL
Integral non linearit
SD16OSR = 256, SD16GAINx = 101b,
Signal Amplitude = 15 mV
3 V
6
LSB
INL
Integral non-linearity
SD16OSR = 1024, SD16GAINx = 000b,
Signal Amplitude = 500 mV
3 V
0.8
LSB
SD16OSR = 1024, SD16GAINx = 101b,
Signal Amplitude = 15 mV
3 V
3.5
LSB
typical characteristics -- SD16_A SINAD performance over OSR
OSR
50.0
55.0
60.0
65.0
70.0
75.0
80.0
85.0
90.0
95.0
100.0
10.00
100.00
1000.00
SINAD
--
dB
Figure 19. SINAD performance over OSR, f
SD16
= 1MHz, SD16REFON = 1, SD16GAINx = 1
SD16_A, temperature sensor and built-in V
CC
sense
PARAMETER
TEST CONDITIONS
V
CC
MIN
TYP
MAX
UNIT
TC
Sensor
Sensor temperature
coefficient
See Note 1
1.18
1.32
1.46
mV/K
V
Offset,sensor
Sensor offset voltage
See Note 1
--100
100
mV
S
t t
lt
Temperature sensor voltage at T
A
= 85
C
3 V
435
475
515
V
Sensor
Sensor output voltage
(see Note 3)
Temperature sensor voltage at T
A
= 25
C
3 V
355
395
435
mV
V
Sensor
(see Note 3)
Temperature sensor voltage at T
A
= 0
C (see Note 1)
3 V
320
360
400
mV
V
CC,Sense
V
CC
divider at input 5
f
SD16
= 32kHz, SD16OSRx = 256, SD16REFON = 1
0.08
1/11
0.1
V
NOTES: 1. Not production tested, limits characterized.
2. The following formula can be used to calculate the temperature sensor output voltage:
V
Sensor,typ
= TC
Sensor
( 273 + T [
C] ) + V
Offset,sensor
[mV]
3. Results based on characterization and/or production test, not TC
Sensor
or V
Offset,sensor
.
Summary of Contents for MSP430FG47x
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