參數(shù)資料
型號: AS8501-ASOU
廠商: ams
文件頁數(shù): 11/41頁
文件大?。?/td> 0K
描述: IC DATA ACQ 16-SOIC
特色產(chǎn)品: AS8501 High Precision Data Acquisition Ics
標(biāo)準(zhǔn)包裝: 46
類型: 數(shù)據(jù)采集系統(tǒng)(DAS)
輸入類型: 模擬,數(shù)字
輸出類型: 模擬,數(shù)字
接口: 串行
電流 - 電源: 5mA
安裝類型: 表面貼裝
封裝/外殼: 16-SOIC(0.295",7.50mm 寬)
供應(yīng)商設(shè)備封裝: 16-SOIC
包裝: 管件
產(chǎn)品目錄頁面: 803 (CN2011-ZH PDF)
AS8501 - Data Sheet
austriamicrosystems
Revision 1.1, 04-April-06
www.austriamicrosystems.com
Page 18 of 40
subregister CRU: calibration constant selection for voltage path ( 3 bits) in registers CRA,CRB
Nr.
Calibration const. U
cu2 cu1 cu0
NOTE
0
CAU0
0
1
CAU1
0
1
2
CAU2
0
1
0
3
CAU3
0
1
4
CAU4
1
0
5
CAU5
1
0
1
6
1548
1
0
7
1548
1
subregister CRM: measurement path for registers CRA,CRB
Nr.
Bits
13
12
11
10
9
NOTE
CRA bit
names
M5
M4
M3
M2
M1 1), 2)
1
Defaults
0
1 measurement RSHH-RSHL
2
0
1
0
0 voltage bus
3
0
1
0
1
0 voltage bus, internal temperature
4
0
1
0
0 voltage bus, reference low=RSHL
5
1
0
0 voltage bus, gain=1
6
1
0
1
0 voltage bus,gain=1, internal temperature
7
1
0
1
0
0 voltage bus, gain=1, reference low=RSHL
Notes:
1) these bits define the inner part of the voltage path settings
2) only the listed combinations are allowed
subregister GN: gain definition bits, Registers CRA,CRB
Nr.
GAIN
g1
g0
NOTE
0
6
0
1
24
0
1
2
50
1
0
3
100
1
subregister OSF: oversampling frequency bit, Registers CRA,CRB
Nr.
Fovs (fclk=8MHz)
Fovs (internal osc)
f
NOTE
0
2.048MHz
132kHz
0 1)
1
4.096MHz
264kHz
1 1)
Notes:
1)
For internal oscillator typical values
subregister OSR: oversampling ratio bit, Registers CRA, CRB
Nr.
R1
r
NOTE
0
64
0
1
128
1
ams
AG
Technical
content
still
valid
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