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AD8451ASTZ 데이터시트(PDF) 7 Page - Analog Devices

부품명 AD8451ASTZ
상세설명  Low Cost, Precision Analog Front End and Controller for Battery Test/Formation Systems
PDF  32 Pages
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제조업체  AD [Analog Devices]
홈페이지  http://www.analog.com
Logo AD - Analog Devices

AD8451ASTZ 데이터시트(HTML) 7 Page - Analog Devices

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Data Sheet
AD8451
PIN CONFIGURATION AND FUNCTION DESCRIPTIONS
VCTRL
VCLN
AVCC
VVE1
NC
VINT
VCLP
VVE0
NC
VVP0
VSET
NC
DVCC
NC
DGND
NC
NC
VREF
NC
VSETBF
NC = NO CONNECT. DO NOT CONNECT TO THIS PIN.
80
79
78
77
76
75
74
73
72
71
70
69
68
67
66
65
64
63
62
61
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
AD8451
TOP VIEW
2
3
4
7
6
5
1
8
9
10
12
13
14
15
16
17
18
19
20
11
59
58
57
54
55
56
60
53
52
51
49
48
47
46
45
44
43
42
41
50
ISVP
RGP
NC
NC
NC
NC
NC
NC
NC
NC
NC
RGN
ISVN
NC
NC
NC
NC
NC
NC
NC
PIN 1
INDENTFIER
Figure 2. Pin Configuration
Table 4. Pin Function Descriptions
Pin No.
Mnemonic
Input/Output1
Description
1, 20
ISVP, ISVN
Input
Current Sense Instrumentation Amplifier Positive (Noninverting) and Negative
(Inverting) Inputs. Connect these pins across the current sense shunt resistor.
2, 19
RGP, RGN
N/A
Negative Input of the Preamplifiers of the Current Sense Instrumentation
Amplifier.
3 to 18, 21, 23, 25, 31, 33,
34, 40, 41, 43, 44, 46, 48,
52, 55, 63, 66, 69, 78 to 80
NC
N/A
No Connect. Do not connect to this pin.
22, 35
BVPS, BVNS
Input
Kelvin Sense Pins for the BVP and BVN Voltage Sense Difference Amplifier Inputs.
24, 32
BVP, BVN
Input
Voltage Sense Difference Amplifier Inputs.
26, 42, 73
VREF
Output
Voltage Reference Output Pins. VREF = 2.5 V.
27
BVREFH
Input
Reference Input for the Voltage Sense Difference Amplifier. To level shift the
voltage sense difference amplifier output by approximately 5 mV, connect this
pin to the VREF pin. Otherwise, connect this pin to the BVREFL pin.
28, 75
AGND
N/A
Analog Ground Pins.
29
BVREFL
Input
Reference Input for the Voltage Sense Difference Amplifier. The default connection
is to ground.
30
BVREFLS
Input
Kelvin Sense Pin for the BVREFL Pin.
Rev. 0 | Page 7 of 32



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