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参数资料
| 型号： | ADS1217IPFBR |
| 英文描述： | 8-Channel, 24-Bit ANALOG-TO-DIGITAL CONVERTER |
| 中文描述： | 8通道，24位模拟数字转换器 |
| 文件页数： | 5/28页 |
| 文件大小： | 458K |
| 代理商： | ADS1217IPFBR |
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ADS1217
SBAS260B
5
www.ti.com
POWER-SUPPLY REQUIREMENTS
Power-Supply Voltage
Analog Current (I
+ I
VREF
+ I
IDAC
)
A/D Converter Current (I
ADC
)
AV
2.7
3.3
V
nA
μ
A
μ
A
μ
A
μ
A
μ
A
μ
A
PDWN = 0, or SLEEP
PGA = 1, Buffer OFF
PGA = 128, Buffer OFF
PGA = 1, Buffer ON
PGA = 128, Buffer ON
1
160
450
230
850
250
480
250
700
325
1325
375
675
V
REF
Current (I
VREF
)
I
IDAC
Current (I
IDAC
)
Excludes Load Current
Digital Current
Normal Mode, DV
DD
= 3V
SLEEP Mode, DV
DD
= 3V
Read Data Continuous Mode, DV
DD
= 3V
PDWN = 0
PGA = 1, Buffer OFF, REFEN = 0,
IDACs OFF, DV
DD
= 3V
90
75
113
1
0.8
200
μ
A
μ
A
μ
A
nA
mW
Power Dissipation
1.4
NOTES: (1) FSR is Full-Scale Range. (2)
V
OUT
is change in digital result. (3) 12pF switched capacitor at f
SAMP
clock frequency.
ADS1217
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
ELECTRICAL CHARACTERISTICS: AV
DD
= 3V
(Cont.)
All specifications at –40
°
C to +85
°
C, AV
DD
= +3V, DV
DD
= +2.7V to 5.25V, f
MOD
= 19.2kHz, PGA = 1, Buffer ON, R
DAC
= 75k
, f
DATA
= 10Hz, and V
REF
= +1.25V,
unless otherwise specified.
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
INPUT/OUTPUT
Logic Level
V
V
IH
V
OH
V
Input Leakage: I
IN
0.8
×
DV
DD
DGND
DV
– 0.4
DGND
–10
DV
V
V
V
V
μ
A
0.2
×
DV
DD
I
OH
= 1mA
I
= 1mA
0 < V
I
< DV
DD
DGND + 0.4
10
CLOCK RATES
Master Clock Rate: f
OSC
Master Clock Period: t
OSC
1
8
MHz
ns
1/f
OSC
125
1000
NOTE: (1) Maximum V
IL
for X
IN
is DGND + 0.05V.
ELECTRICAL CHARACTERISTICS: Digital
All specifications at –40
°
C to +85
°
C, and DV
DD
= +2.7V to 5.25V.
相关PDF资料 |
PDF描述 |
|---|---|
| ADS1217IPFBT | 8-Channel, 24-Bit ANALOG-TO-DIGITAL CONVERTER |
| ADS1225 | 24-Bit Analog-to-Digital Converter with One- and Two-Channel Differential Inputs and Internal Oscillator |
| ADS1225IRGVR | 24-Bit Analog-to-Digital Converter with One- and Two-Channel Differential Inputs and Internal Oscillator |
| ADS1225IRGVRG4 | 24-Bit Analog-to-Digital Converter with One- and Two-Channel Differential Inputs and Internal Oscillator |
| ADS1225IRGVT | 24-Bit Analog-to-Digital Converter with One- and Two-Channel Differential Inputs and Internal Oscillator |
相关代理商/技术参数 |
参数描述 |
|---|---|
| ADS1217IPFBRG4 | 功能描述:模数转换器 - ADC 8-Ch 24B 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 |
| ADS1217IPFBT | 功能描述:模数转换器 - ADC 8-Ch 24-Bit 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 |
| ADS1217IPFBT | 制造商:Texas Instruments 功能描述:A/D Converter (A-D) IC 制造商:Texas Instruments 功能描述:IC, ADC, 24BIT, 780SPS, TQFP-48 |
| ADS1217IPFBTG4 | 功能描述:模数转换器 - ADC 8-Ch 24-Bit 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 |
| ADS1218 | 制造商:BB 制造商全称:BB 功能描述:8-Channel, 24-Bit ANALOG-TO-DIGITAL CONVERTER with FLASH Memory |
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