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参数资料
| 型号： | ADC084S021 |
| 厂商： | National Semiconductor Corporation |
| 英文描述： | 4 Channel, 200 kSPS, 12-Bit A/D Converter |
| 中文描述： | 4通道，200 kSPS的，12位A / D转换器 |
| 文件页数： | 4/19页 |
| 文件大小： | 909K |
| 代理商： | ADC084S021 |
ADC124S021 Converter Electrical Characteristics
(Note 9) (Continued)
The following specifications apply for V
= +2.7V to 5.25V, GND = 0V, f
SCLK
= 0.8 MHz to 3.2 MHz, f
= 50 kSPS to 200
kSPS, C
L
= 35 pF, unless otherwise noted.
Boldface limits apply for T
A
MIN
to T
MAX
: all other limits T
A
= 25C.
Symbol
Parameter
Conditions
Typical
Limits
(Note 7)
Units
ANALOG INPUT CHARACTERISTICS
V
IN
Input Range
I
DCL
DC Leakage Current
0 to V
A
±
0.02
33
3
V
±
1
μA (max)
pF
pF
C
INA
Input Capacitance
Track Mode
Hold Mode
DIGITAL INPUT CHARACTERISTICS
V
IH
Input High Voltage
V
A
= +5.25V
V
A
= +3.6V
2.4
2.1
0.8
±
10
4
V (min)
V (min)
V (max)
μA (max)
pF (max)
V
IL
I
IN
C
IND
DIGITAL OUTPUT CHARACTERISTICS
Input Low Voltage
Input Current
Digital Input Capacitance
V
IN
= 0V or V
A
±
0.02
2
V
OH
Output High Voltage
I
SOURCE
= 200 μA
I
SOURCE
= 1 mA
I
SINK
= 200 μA
I
SINK
= 1 mA
V
A
0.03
V
A
0.1
0.02
0.1
V
A
0.5
V (min)
V
V (max)
V
V
OL
Output Low Voltage
0.4
I
OZH
,
I
OZL
C
OUT
TRI-STATE
Leakage Current
±
0.01
±
1
μA (max)
TRI-STATE
Output Capacitance
Output Coding
POWER SUPPLY CHARACTERISTICS (C
L
= 10 pF)
2
4
pF (max)
Straight (Natural) Binary
V
A
Supply Voltage
2.7
5.25
V (min)
V (max)
I
A
Supply Current, Normal Mode
(Operational, CS low)
V
A
= +5.25V
f
SAMPLE
= 200 kSPS, f
IN
= 39.9 kHz
V
A
= +3.6V,
f
SAMPLE
= 200 kSPS, f
IN
= 39.9 kHz
V
A
= +5.25V
f
SAMPLE
= 0 kSPS
V
A
= +3.6V,
f
SAMPLE
= 0 kSPS
V
A
= +5.25V
V
A
= +3.6V,
V
A
= +5.25V
V
A
= +3.6V,
1.5
2.1
mA (max)
0.62
1.0
mA (max)
Supply Current, Shutdown (CS high)
60
nA
38
nA
P
D
Power Consumption, Normal Mode
(Operational, CS low)
7.9
2.2
0.32
0.14
11.0
3.6
mW (max)
mW (max)
μW
μW
Power Consumption, Shutdown (CS
high)
AC ELECTRICAL CHARACTERISTICS
f
SCLK
Maximum Clock Frequency
(Note 8)
0.8
3.2
50
200
13
30
70
3
16
MHz (min)
MHz (max)
kSPS (min)
kSPS (max)
SCLK cycles
% (min)
% (max)
SCLK cycles
SCLK cycles
f
S
Sample Rate
(Note 8)
t
CONV
Conversion Time
DC
SCLK Duty Cycle
f
SCLK
= 3.2 MHz
50
t
ACQ
Track/Hold Acquisition Time
Throughput Time
Full-Scale Step Input
Acquisition Time + Conversion Time
A
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4
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相关代理商/技术参数 |
参数描述 |
|---|---|
| ADC084S021CIMM | 功能描述:模数转换器 - ADC RoHS:否 制造商:Texas Instruments 通道数量:2 结构:Sigma-Delta 转换速率:125 SPs to 8 KSPs 分辨率:24 bit 输入类型:Differential 信噪比:107 dB 接口类型:SPI 工作电源电压:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:VQFN-32 |
| ADC084S021CIMM/NOPB | 功能描述:模数转换器 - ADC RoHS:否 制造商:Texas Instruments 通道数量:2 结构:Sigma-Delta 转换速率:125 SPs to 8 KSPs 分辨率:24 bit 输入类型:Differential 信噪比:107 dB 接口类型:SPI 工作电源电压:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:VQFN-32 |
| ADC084S021CIMM/NOPB | 制造商:Texas Instruments 功能描述:A/D Converter (A-D) IC |
| ADC084S021CIMMX | 功能描述:模数转换器 - ADC RoHS:否 制造商:Texas Instruments 通道数量:2 结构:Sigma-Delta 转换速率:125 SPs to 8 KSPs 分辨率:24 bit 输入类型:Differential 信噪比:107 dB 接口类型:SPI 工作电源电压:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:VQFN-32 |
| ADC084S021CIMMX/NOPB | 功能描述:模数转换器 - ADC RoHS:否 制造商:Texas Instruments 通道数量:2 结构:Sigma-Delta 转换速率:125 SPs to 8 KSPs 分辨率:24 bit 输入类型:Differential 信噪比:107 dB 接口类型:SPI 工作电源电压:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:VQFN-32 |
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