AD9226 Datasheet, PDF (6/28 Pages) Analog Devices – Complete 12-Bit, 65 MSPS ADC Converter

AD9226
PIN CONNECTION
48-Lead LQFP
48 47 46 45 44 43 42 41 40 39 38 37
AVSS ¹
AVSS ²
AVDD 3
AVDD 4
NC 5
NC 6
CLK 7
NC 8
OEB 9
NC 10
NC ¹¹
(LSB) BIT 12 12
PIN 1
IDENTIFIER
AD9226
TOP VIEW
(Not to Scale)
36 SENSE
35 _MODE2
34 AVDD
33 AVSS
32 AVSS
31 AVDD
30 DRVSS
29 DRVDD
28 OTR
27 BIT 1 (MSB)
26 BIT 2
25 BIT 3
NC = NO CONNECT ^{13 14 15 16 17 18 19 20 21 22 23 24}
PIN CONNECTION
28-Lead SSOP
CLK 1
28 DRVDD
(LSB) BIT 12 2
27 DRVSS
BIT 11 3
26 AVDD
BIT 10 4
25 AVSS
BIT 9 5
24 VINB
BIT 8
BIT 7
BIT 6
6 _AD9226 23 VINA
7 _{TOP VIEW} 22 MODE
8 ^{(Not to Scale)} 21 CAPT
BIT 5 9
20 CAPB
BIT 4 10
19 REFCOM (AVSS)
BIT 3 11
18 VREF
BIT 2 12
17 SENSE
(MSB) BIT 1 13
16 AVSS
OTR 14
15 AVDD
48-PIN FUNCTION DESCRIPTIONS
Pin
Number Name
1, 2, 32, 33 AVSS
3, 4, 31, 34 AVDD
5, 6, 8, 10, NC
11, 44
7
CLK
9
OEB
12
BIT 12
13
BIT 11
14, 22, 30 DRVSS
15, 23, 29 DRVDD
16–21,
24–26
27
28
35
36
37
38
39, 40
41, 42
43
45
46
47
48
BITS 10–5,
BITS 4–2
BIT 1
OTR
MODE2
SENSE
VREF
REFCOM
(AVSS)
CAPB
CAPT
MODE1
CM LEVEL
VINA
VINB
VR
Description
Analog Ground
5 V Analog Supply
No Connect
Clock Input Pin
Output Enable (Active Low)
Least Significant Data Bit (LSB)
Data Output Bit
Digital Output Driver Ground
3 V to 5 V Digital Output
Driver Supply
Data Output Bits
Most Significant Data Bit (MSB)
Out of Range
Data Format Select
Reference Select
Reference In/Out
Reference Common
Noise Reduction Pin
Noise Reduction Pin
Clock Stabilizer
Midsupply Reference
Analog Input Pin (+)
Analog Input Pin (–)
Noise Reduction Pin
28-PIN FUNCTION DESCRIPTIONS
Pin
Number
1
2
3–12
13
14
15, 26
16, 25
17
18
19
20
21
22
23
24
27
28
Name
CLK
BIT 12
BITS 11–2
BIT 1
OTR
AVDD
AVSS
SENSE
VREF
REFCOM
(AVSS)
CAPB
CAPT
MODE
VINA
VINB
DRVSS
DRVDD
Description
Clock Input Pin
Least Significant Data Bit (LSB)
Data Output Bits
Most Significant Data Bit (MSB)
Out of Range
5 V Analog Supply
Analog Ground
Reference Select
Input Span Select (Reference I/O)
Reference Common
Noise Reduction Pin
Noise Reduction Pin
Data Format Select /Clock Stabilizer
Analog Input Pin (+)
Analog Input Pin (–)
Digital Output Driver Ground
3 V to 5 V Digital Output
Driver Supply
–6–
REV. 0