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參數(shù)資料
| 型號： | LM12L458CIV |
| 廠商： | NATIONAL SEMICONDUCTOR CORP |
| 元件分類： | 模擬信號調(diào)理 |
| 英文描述： | 12-Bit Sign Data Acquisition System with Self-Calibration |
| 中文描述： | SPECIALTY ANALOG CIRCUIT, PQCC44 |
| 封裝： | PLASTIC, LCC-44 |
| 文件頁數(shù)： | 3/36頁 |
| 文件大?。?/td> | 695K |
| 代理商： | LM12L458CIV |
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Absolute Maximum Ratings
(Notes 1, 2)
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Supply Voltage (V
A
+ and V
D
+)
Voltage at Input and Output Pins
except IN0–IN7 (LM12L458)
Voltage at Analog Inputs
IN0–IN7 (LM12L458)
|V
A
+ V
D
+|
Input Current at Any Pin (Note 3)
Package Input Current (Note 3)
Power Dissipation (T
A
= 25C)
V Package (Note 4)
Storage Temperature
Lead Temperature
V Package, Infrared, 15 sec.
ESD Susceptibility (Note 5)
6.0V
0.3V to V
+
+ 0.3V
GND 5V to V
+
+ 5V
300 mV
±
5 mA
±
20 mA
875 mW
65C to +150C
+300C
1.5 kV
See AN-450 “Surface Mounting Methods and Their Effect
on Product Reliability” for other methods of soldering
surface mount devices.
Operating Ratings
(Notes 1, 2)
Temperature Range
(T
min
≤
T
A
≤
T
max
)
LM12L458CIV
Supply Voltage
V
A
+, V
D
+
|V
A
+ V
D
+|
V
IN+
Input Range
V
IN
Input Range
V
REF+
Input Voltage
V
REF
Input Voltage
V
REF+
V
REF
V
REF
Common Mode
Range (Note 16)
40C
≤
T
A
≤
85C
3.0V to 5.5V
≤
100 mV
GND
≤
V
IN+
≤
V
A
+
GND
≤
V
IN
≤
V
A
+
1V
≤
V
REF+
≤
V
A
+
0V
≤
V
REF
≤
V
REF+
1V
1V
≤
V
REF
≤
V
A
+
0.1 V
A+
≤
V
REFCM
≤
0.6 V
A+
Converter Characteristics
The following specifications apply for V
+ = V
D
+ = 3.3V, V
REF+
= 2.5V, V
= 0V, 12-bit + sign conversion mode, f
=
6.0 MHz, R
= 25
, source impedance for V
and V
≤
25
, fully-differential input with fixed 1.25V common-mode volt-
age, and minimum acquisition time unless otherwise specified.
Boldface limits apply for T
A
= T
J
= T
MIN
to T
MAX
; all other
limits T
A
= T
J
= 25C. (Notes 6, 7, 8, 9)
Symbol
Parameter
Conditions
Typical
(Note 10)
Limits
(Note 11)
Unit
(Limit)
LSB (max)
ILE
Positive and Negative Integral
Linearity Error
After Auto-Cal (Notes 12, 17)
±
1/2
±
1
TUE
Total Unadjusted Error
Resolution with No Missing Codes
Differential Non-Linearity
Zero Error
Positive Full-Scale Error
Negative Full-Scale Error
DC Common Mode Error
8-Bit + Sign and “Watchdog” Mode
Positive and Negative Integral
Linearity Error
After Auto-Cal (Note 12)
After Auto-Cal (Note 12)
After Auto-Cal
After Auto-Cal (Notes 13, 17)
After Auto-Cal (Notes 12, 17)
After Auto-Cal (Notes 12, 17)
(Note 14)
(Note 12)
±
1
LSB
13
±
1
±
1
±
3
±
3
±
4
Bits (max)
LSB (max)
LSB (max)
LSB (max)
LSB (max)
LSB (max)
DNL
±
1/4
±
1/2
±
1/2
±
2
ILE
±
1/2
LSB (max)
TUE
8-Bit + Sign and “Watchdog” Mode
Total Unadjusted Error
After Auto-Zero
±
1/2
±
3/4
LSB (max)
8-Bit + Sign and “Watchdog” Mode
Resolution with No Missing Codes
9
Bits (max)
DNL
8-Bit + Sign and “Watchdog” Mode
Differential Non-Linearity
±
1
LSB (max)
8-Bit + Sign and “Watchdog” Mode
Zero Error
After Auto-Zero
±
1/2
LSB (max)
8-Bit + Sign and “Watchdog” Positive
and Negative Full-Scale Error
±
1/2
LSB (max)
8-Bit + Sign and “Watchdog” Mode DC
Common Mode Error
±
1/8
LSB
Multiplexer Channel-to-Channel
Matching
±
0.05
LSB
V
IN+
Non-Inverting Input Range
GND
V
A
+
V (min)
V (max)
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|---|---|
| LM12L458CIV/NOPB | 功能描述:模數(shù)轉(zhuǎn)換器 - ADC RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 結(jié)構(gòu):Sigma-Delta 轉(zhuǎn)換速率:125 SPs to 8 KSPs 分辨率:24 bit 輸入類型:Differential 信噪比:107 dB 接口類型:SPI 工作電源電壓:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-32 |
| LM12L458CIVF | 制造商:Rochester Electronics LLC 功能描述:12-BIT PARALLEL I/O DAS - Bulk |
| LM12L458CIVF/NOPB | 制造商:Texas Instruments 功能描述:ADC Single 114ksps 12-bit+Sign Parallel 44-Pin PLCC |
| LM12P123 | 制造商:SOURIAU 功能描述: 制造商:Souriau Connection Technology 功能描述: |
| LM12S02 | 制造商:SHARP 制造商全稱:Sharp Electrionic Components 功能描述:Color STN LCD Module |
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