參數(shù)資料
型號: RHF1401KSO-01V
廠商: STMICROELECTRONICS
元件分類: ADC
英文描述: 1-CH 14-BIT PROPRIETARY METHOD ADC, PARALLEL ACCESS, PDSO48
封裝: HERMETIC SEALED, SOP-48
文件頁數(shù): 30/34頁
文件大?。?/td> 1474K
代理商: RHF1401KSO-01V
RHF1401
Pin descriptions
Doc ID 13317 Rev 5
5/34
3
Pin descriptions
Table 1.
Pin descriptions
Pin
Name
Description
Observations
Pin
Name
Description
Observations
1
GNDBI
Digital buffer ground
0 V
25
REFMODE
Ref. mode control input
2.5 V/3.3 V CMOS
input
2
GNDBE
Digital buffer ground
0 V
26
OEB
Output enable input
2.5 V/3.3 V CMOS
input
3VCCBE
Digital buffer power
supply
2.5 V/3.3 V
27
DFSB
Data format select input
2.5 V/3.3 V CMOS
input
4NC
Not connected to the
dice
28
AVCC
Analog power supply
2.5 V
5NC
Not connected to the
dice
29
AVCC
Analog power supply
2.5 V
6
OR
Out of range output
CMOS output
(2.5 V/3.3 V)
30
AGND
Analog ground
0 V
7
D13(MSB)
Most significant bit
output
CMOS output
(2.5 V/3.3 V)
31
IPOL
Analog bias current input
8
D12
Digital output
CMOS output
(2.5 V/3.3 V)
32
VREFP
Top voltage reference
Can be external or
internal
9
D11
Digital output
CMOS output
(2.5 V/3.3 V)
33
VREFM
Bottom voltage reference 0 V
10
D10
Digital output
CMOS output
(2.5 V/3.3 V)
34
AGND
Analog ground
0 V
11
D9
Digital output
CMOS output
(2.5 V/3.3 V)
35
VIN
Analog input
1 Vpp
12
D8
Digital output
CMOS output
(2.5 V/3.3 V)
36
AGND
Analog ground
0 V
13
D7
Digital output
CMOS output
(2.5 V/3.3 V)
37
VINB
Inverted analog input
1 Vpp
14
D6
Digital output
CMOS output
(2.5 V/3.3 V)
38
AGND
Analog ground
0 V
15
D5
Digital output
CMOS output
(2.5 V/3.3 V)
39
INCM
Input common mode
Can be external or
internal
16
D4
Digital output
CMOS output
(2.5 V/3.3 V)
40
AGND
Analog ground
0 V
17
D3
Digital output
CMOS output
(2.5V /3.3 V)
41
AVCC
Analog power supply
2.5 V
18
D2
Digital output
CMOS output
(2.5 V/3.3 V)
42
AVCC
Analog power supply
2.5 V
19
D1
Digital output
CMOS output
(2.5 V/3.3 V)
43
DVCC
Digital power supply
2.5 V
20
D0(LSB)
Digital output LSB
CMOS output
(2.5 V/3.3 V)
44
DVCC
Digital power supply
2.5 V
21
DR
Data ready output(1)
CMOS output
(2.5 V/3.3 V)
45
DGND
Digital ground
0 V
22
VCCBE
Digital buffer power
supply
2.5 V/3.3 V
46
CLK
Clock input
2.5 V compatible
CMOS input
23
GNDBE
Digital buffer ground
0 V
47
DGND
Digital ground
0 V
24
VCCBI
Digital buffer power
supply
2.5 V
48
DGND
Digital ground
0 V
1.
See load considerations in Chapter 5: Timing characteristics.
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