AD7294 Analog Devices, AD7294 Datasheet - Page 11

• Manufacturer Part Number: AD7294
• Description: 12-Bit Monitor and Control System with Multichannel ADC, DACs, Temperature Sensor, and Current Sense
• Manufacturer: Analog Devices

Specifications of AD7294

• Resolution (bits): 12bit
• # Chan: 9
• Sample Rate: 200kSPS
• Interface: I²C/Ser 2-Wire,Ser
• Analog Input Type: Diff-Uni,SE-Uni
• Ain Range: (Vref) p-p,2 V p-p,Uni (Vref),Uni (Vref) x 2
• Adc Architecture: SAR
• Pkg Type: CSP

Data Sheet
PIN CONFIGURATION AND FUNCTION DESCRIPTIONS
NC = NO CONNECT
REF
OUT
REF
NOTES
1. NC = NO CONNECT.
2. CONNECT THE EXPOSED PAD TO THE GROUND PLANE OF
THE PCB USING MULTIPLE VIAS.
/REF
OUT
/REF
AGND1
AGND2
AGND3
IN
RS2(–)
RS2(+)
AV
AV
AV
DAC
D2–
D2+
D1+
D1–
DD
DD
DD
AGND1
AGND2
AGND3
NC
NC
NC
IN
RS2(+)
RS2(–)
AV
AV
AV
D2(–)
D2(+)
D1(+)
D1(–)
1
2
3
DAC
DD
DD
DD
NC
10
11
12
13
14
15
16
3
4
5
6
7
9
1
2
8
1
2
3
10
11
12
13
14
64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49
17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32
1
2
3
4
5
6
7
8
9
PIN 1
INDICATOR
Figure 5. LFCSP Pin Configuration
Figure 4. TQFP Pin Configuration
PIN 1
INDICATOR
Rev. H | Page 11 of 48
(Not to Scale)
AD7294
TOP VIEW
(Not to Scale)
LFCSP
AD7294
TOP VIEW
TQFP
42
41
40
39
38
37
36
35
34
33
32
31
30
29
DGND
I
I
DV
DGND
V
OPGND
SCL
SDA
AS0
AS1
AS2
ALERT/BUSY
AGND5
SENSE
SENSE
DRIVE
DD
46
45
44
43
42
40
39
38
48
47
41
37
36
35
34
33
1 OVERRANGE
2 OVERRANGE
DGND
DGND
I
I
DV
DGND
V
OPGND
SCL
SDA
AS0
AS1
AS2
ALERT/BUSY
AGND5
NC
SENSE
SENSE
DRIVE
DD
1 OVERRANGE
2 OVERRANGE
AD7294