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參數(shù)資料
| 型號： | LM12434CIV |
| 廠商： | NATIONAL SEMICONDUCTOR CORP |
| 元件分類： | 模擬信號調(diào)理 |
| 英文描述： | Sign Data Acquisition System with Serial I/O and Self-Calibration |
| 中文描述： | SPECIALTY ANALOG CIRCUIT, PQCC28 |
| 封裝： | PLASTIC, LCC-28 |
| 文件頁數(shù)： | 20/80頁 |
| 文件大小： | 1561K |
| 代理商： | LM12434CIV |
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4.0 Typical Performance Characteristics
(Continued)
The following curves apply for 12-bit
a
sign mode after auto-calibration unless otherwise specified. The performance for 8-bit
a
sign and ‘‘watchdog’’ modes is equal to or better than shown. (Note 9)
vs Temperature
Analog Supply Current
vs Clock Frequency
*
Digital Supply Current
vs Temperature
*
Digital Supply Current
TL/H/11879–15
*
Free-running conversion and SPI mode data
read at 200 ns SCLK period.
The following curves apply to the LM12L438 in 12-bit
a
sign mode after auto-calibration unless otherwise specified. R
S
e
50
X
,
T
A
e
25
§
C, V
A
a
e
V
D
a
e
3.3V, V
REF
e
2.5V, f
CLK
e
6 MHz, f
SCLK
e
8 MHz, V
IN
e
2.5V
0 dB, Sampling Rate
e
100 kHz.
10 kHz Sine Wave at 0 dB
Unipolar Spectral Response with
20 kHz Sine Wave at 0 dB
Unipolar Spectral Response with
TL/H/11879–84
The following curves apply for 12-bit
a
sign mode after auto-calibration unless otherwise specified. R
S
e
50
X
, T
A
e
25
§
C,
V
A
a
e
V
D
a
e
5V, V
REF
e
4.096V, f
CLK
e
8 MHz, f
SCLK
e
10 MHz, V
IN
e
4.096V
0 dB, Sampling Rate
e
100 kHz.
Unipolar Special Response
with 41.2 kHz Sine Wave
during Conversion f
SCLK
e
10 MHz
at 0 dB Reading Data
Unipolar Special Response
with 41.2 kHz Sine Wave
between Conversions
at 0 dB Reading Data
TL/H/11879–55
20
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