参数资料
型号: ADS1601EVM
厂商: Texas Instruments
文件页数: 24/29页
文件大小: 0K
描述: EVALUATION MODULE FOR ADS1601
标准包装: 1
ADC 的数量: 1
位数: 16
采样率(每秒): 1.25M
数据接口: 串行
输入范围: ±3 V
在以下条件下的电源(标准): 145mW @ 625kSPS,330mW @ 1.25MSPS
工作温度: -40°C ~ 85°C
已用 IC / 零件: ADS1601
已供物品:
相关产品: 296-17631-6-ND - IC ADC 16BIT 1.25MSPS 48-TQFP
ADS1601IPFBTG4-ND - IC ADC 16BIT 1.25MSPS 48-TQFP
ADS1601IPFBRG4-ND - IC ADC 16BIT 1.25MSPS 48-TQFP
ADS1601IPFBR-ND - IC ADC 16BIT 1.25MSPS 48-TQFP
296-17631-1-ND - IC ADC 16BIT 1.25MSPS 48-TQFP
296-17631-2-ND - IC ADC 16BIT 1.25MSPS 48-TQFP
其它名称: 296-17825
f
20MHZ
CLK
(
)
550
f
20MHZ
CLK
(
)
575
f
20MHZ
CLK
(
)
615
f
20MHZ
CLK
(
)
0.7
f
20MHZ
CLK
(
)
19.3
(
)
20MHz
f
CLK
20.8
(
)
20MHz
f
CLK
40.8
SBAS322D
– DECEMBER 2004 – REVISED OCTOBER 2011
ELECTRICAL CHARACTERISTICS (continued)
All specifications at TA = –40°C to +85°C, AVDD = 5V, DVDD = IOVDD = 3V, fCLK = 20MHz, VREF = +3V, VCM = +2.7V, and
RBIAS = 60k, unless otherwise noted.
ADS1601
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Digital Filter Characteristics
Passband
0
kHz
Passband ripple
±0.001
dB
–0.1dB attenuation
kHz
Passband transition
–3.0dB attentuation
kHz
Stop band
MHz
Stop band attenuation
75
dB
Group delay
μs
Settling time
Complete settling
μs
Static Specifications
Resolution
16
Bits
No missing codes
16
Bits
Input-referred noise
0.5
0.75
LSB, rms
Integral nonlinearity
–0.5dBFS signal
0.75
LSB
Differential nonlinearity
0.25
LSB
Offset error
–0.05
%FSR
Offset error drift
0.5
ppmFSR/
°C
Gain error
0.25(1)
%
Gain error drift
Excluding reference drift
10
ppm/
°C
Common-mode rejection
At DC
75
dB
Power-supply rejection
At DC
65
dB
Internal Voltage Reference
REFEN = low
VREF = (VREFP – VREFN)
2.75
3
3.25
V
VREFP
3.5
3.8
4.1
V
VREFN
0.5
0.8
1.1
V
VMID
2.3
2.4
2.6
V
VREF drift
50
ppm/
°C
Startup time
15
ms
External Voltage Reference
REFEN = high
VREF = (VREFP – VREFN)
2.0
3
3.25
V
VREFP
3.5
4
4.25
V
VREFN
0.5
1
1.5
V
VMID
2.3
2.5
2.6
V
(1)
There is a constant gain error of 2.5% in addition to the variable gain error of
±0.25%. Therefore, the gain error is 2.5 ± 0.25%.
4
Copyright
2004–2011, Texas Instruments Incorporated
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