参数资料
型号: MSC1214Y3PAGRG4
厂商: TEXAS INSTRUMENTS INC
元件分类: 微控制器/微处理器
英文描述: 8-BIT, FLASH, 40 MHz, MICROCONTROLLER, PQFP64
封装: GREEN, PLASTIC, TQFP-64
文件页数: 21/111页
文件大小: 1102K
代理商: MSC1214Y3PAGRG4
MSC1211, MSC1212
MSC1213,MSC1214
SBAS323G JUNE 2004 REVISED OCTOBER 2007
www.ti.com
17
TYPICAL CHARACTERISTICS (Continued)
AVDD = +5V, DVDD = +5V, fOSC = 8MHz, PGA = 1, fMOD = 15.625kHz, Bipolar, filter = Sinc3, Buffer ON, and VREF ≡ (REF IN+) (REF IN) = +2.5V, unless otherwise
specified.
20
19
18
17
16
15
14
13
12
11
10
FAST SETTLING FILTER
EFFECTIVE NUMBER OF BITS vs DECIMATION RATIO
0
500
1000
Gain 1
Gain 16
Gain 128
1500
2000
EN
O
B
1500
Decimation Value
EFFECTIVE NUMBER OF BITS vs f
MOD
(set with ACLK)
25
20
15
10
5
0
EN
O
B
(r
m
s
)
Data Rate (SPS)
1
10
100
1k
10k
100k
f
MOD = 15.6kHz
f
MOD = 62.5kHz
f
MOD = 203kHz
f
MOD = 110kHz
f
MOD = 31.25kHz
25
20
15
10
5
0
E
N
OB
(rm
s)
Data Rate (SPS)
10
100
1k
10k
100k
DEC = 2020
DEC = 255
DEC = 500
DEC = 50
DEC = 20
DEC = 10
EFFECTIVE NUMBER OF BITS vs fMOD (set with ACLK)
WITH FIXED DECIMATION, PGA = 1
22.0
21.5
21.0
20.5
20.0
19.5
19.0
18.5
18.0
EFFECTIVE NUMBER OF BITS vs INPUT SIGNAL
(Internal and External V
REF)
V
IN (V)
2.5
1.5
0.5
0.5
1.5
2.5
E
N
O
B
(rm
s)
External
Internal
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
NOISE vs INPUT SIGNAL
V
IN (V)
2.5
1.5
0.5
1.5
2.5
No
is
e
(r
m
s
,
p
m
o
f
F
S
)
INL ERROR vs PGA
PGA Setting
IN
L
(ppm
of
F
S
)
14
216
8128
64
32
100
90
80
70
60
50
40
30
20
10
0
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