參數(shù)資料
型號(hào): AS8501-ASOU
廠(chǎng)商: ams
文件頁(yè)數(shù): 10/41頁(yè)
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(lèi)型: 數(shù)據(jù)采集系統(tǒng)(DAS)
輸入類(lèi)型: 模擬,數(shù)字
輸出類(lèi)型: 模擬,數(shù)字
接口: 串行
電流 - 電源: 5mA
安裝類(lèi)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(yè)面: 803 (CN2011-ZH PDF)
AS8501 - Data Sheet
austriamicrosystems
Revision 1.1, 04-April-06
www.austriamicrosystems.com
Page 17 of 40
Current source setting bits (5 bits)
Nr.
Current [uA]
i4
i3
i2
i1
i0
NOTE
0
1
8
0
1
2
16
0
1
0
3
24
0
1
4
32
0
1
0
31
248
1
subregister CRV: Voltage configuration (4 bits )
Nr.
Bits
3
2
1
0
NOTE
0
CRV bit
names
M15
M10
M9
M7
1),3)
1
Defaults
0
2)
2
channel
VBAT-
RSHL
VBAT-ETS
differential
ETS-RSHL
ETR-
RSHL
Notes:
1)
This register defines the connection of the analog voltage- bus to the input-PINs and to the A/D converter
2)
Default logic state after power-up and before any setting
subregister CRP: Power down configuration ( 7 bits )
Nr.
Bits
p6
p5
p4
p3
p2
p1
p0
NOTE
0
CRP bit
names
pdosc
pda
pdm
pdb
pdc
pdi
pdg
1),3)
1
Defaults
0
1
0
2)
2
block
oscillator amplifier
modu-
lator
ref. bias
current
source
internal
temp.
analog
GND
Notes:
1)
This register defines the power-down signals of the building blocks
2)
Default power-up state before any setting
3)
The logic is positive (pdosc=1 means the corresponding block is in power-down)
7.5.3
CRA measurement channel A configuration register ( 17 bits )
Nr.
Bits
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
NOTE
0
CRA bit
names
cu2 cu1 cu0 M5
M4
M3
M2
M1
g1
g0
f
r
mm n3 n2
n1
n0 1), 3)
1
Defaults
0
1
0
0 2)
2
subreg.
CRU
CRM
GN
OSF
OSR
MM
CRN
Notes:
1)
This register defines the measurement channel A configuration
2)
Default power-up state before any setting
3)
Bit M1 is control signal of the multiplexer for current input
(for example M1=1 means that corresponding switch is closed).
ams
AG
Technical
content
still
valid
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