參數(shù)資料
型號: ADS1601IPFBR
廠商: Texas Instruments
文件頁數(shù): 24/29頁
文件大小: 0K
描述: IC ADC 16BIT 1.25MSPS 48-TQFP
產(chǎn)品培訓模塊: Data Converter Basics
視頻文件: Nuts and Bolts of the Delta-Sigma Converter
標準包裝: 1,000
位數(shù): 16
采樣率(每秒): 1.25M
數(shù)據(jù)接口: 串行
轉換器數(shù)目: 1
功率耗散(最大): 380mW
電壓電源: 模擬和數(shù)字
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 48-TQFP
供應商設備封裝: 48-TQFP(7x7)
包裝: 帶卷 (TR)
輸入數(shù)目和類型: 1 個差分,雙極
配用: 296-17825-ND - EVALUATION MODULE FOR ADS1601
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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