Datasheet
Data Sheet AD9215
Rev. B | Page 19 of 36
02874-A-039
29
1 2 3 4 5 6
P13
P14
XFRIN1
OPTIONAL XFR
T2
FT C1–1–13
NC
CT
1
T1
ADT1–1WT
6
2
3
4
5
1
2
3
4
5
R SINGLE ENDED
R18
25Ω
R3, R17, R18
ONLY ONE SHOULD BE
ON BOARD AT A TIME
EXTREF
1V MAX E1
R1
10kΩ
R9
10kΩ
0.1µF
C12
C9
0.10µF
GND
GND
GND
GND
GND
AVDD
C29
10µF
C11
0.1µF
C7
0.1µF
GND
GND
AVDD
P7 A B C D
P9
P8
P11
P10
E
C13
0.10µF
C22
10µF
P6
P1
P3
P4
1
2
3
4
GND
GND
C8
0.1µF
P5
2
MODE
25
26
27
28
30
31
32
24
23
22
21
20
19
18
17
1
2
3
4
5
6
7
8
REFB
REFT
AGND
VIN+
AGND
AVDD
AVDD
VIN–
AD9215
U4
VREF
SENSE
MODE
D9
OR
D8
D7
D6
DRVDD
DGND
D5
D3
D4
D2
D1
D0
16
15
14
13
12
11
10
9
DNC
CLK
DNC
DNC
DNC
DNC
DNC
PDWN
(LSB)
DRVDD
GND
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
16
15
14
13
12
11
10
9
ORX
D13X
D12X
D10X
D11X
D9X
D8X
D7X
D6X
D5X
D4X
D2X
D3X
D1X
D0X
(MSB)
OVERRANGE BIT
AVDD
GND
DRVDD
VDL
GND
VAMP
P2
GND
H1
MTHOLE6
H2
MTHOLE6
H3
MTHOLE6
H4
MTHOLE6
3.0V
2.5V
2.5V
5.0V
RP2 220Ω
RP1 220Ω
SENSE PIN SOLDERABLE JUMPER:
E TO A: EXTERNAL VOLTAGE DIVIDER
E TO B: INTERNAL 1V REFERENCE (DEFAULT)
E TO C: EXTERNAL REFERENCE
E TO D: INTERNAL 0.5V REFERENCE
MODE PIN SOLDERABLE JUMPER:
5 TO 1: TWOS COMPLEMENT/DCS OFF
5 TO 2: TWOS COMPLEMENT/DCS ON
5 TO 3: OFFSET BINARY/DCS ON
5 TO 4: OFFSET BINARY/DCS OFF
GND
R8
1kΩ
CLK
AVDD
GND
R25
1kΩ
R13
1kΩ
R15
33Ω
AVDD
GND
GND
GND
C19
10pF
OR L1
FOR FILTER
GND
AVDD
R4
33Ω
R36
1k�
R26
1kΩ
GND
AVDD
AVDD
GND
GND
VIN+
VIN–
C21
SELECT
C23
SELECT
R2
XX
R10
36Ω
R12
0Ω
AMPIN
X
OUT
GND
X
OUT
B
R3
0Ω
R11
36Ω
C5
0.1µF
C26
10pF
E 45
C16
0.1µF
R42
0Ω
C6
0.1µF
GND
GND
AMP
AMPINB
C15
0.1µF
L1 100
GND
PRI SEC
PRI SEC
GND
C18
0.10µF
X FRIN
X
OUT
B
CT
X
OUT
J1
R5
1kΩ
R7
1kΩ
R6
1kΩ
Figure 41. LFCSP Evaluation Board Schematic, Analog Inputs and DUT