參數(shù)資料
型號(hào): AD9228ABCPZRL7-65
廠商: Analog Devices Inc
文件頁(yè)數(shù): 37/56頁(yè)
文件大小: 0K
描述: IC ADC 12BIT SPI/SRL 65M 48LFCSP
標(biāo)準(zhǔn)包裝: 750
位數(shù): 12
采樣率(每秒): 65M
數(shù)據(jù)接口: 串行,SPI?
轉(zhuǎn)換器數(shù)目: 4
功率耗散(最大): 510mW
電壓電源: 模擬和數(shù)字
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 48-VFQFN 裸露焊盤,CSP
供應(yīng)商設(shè)備封裝: 48-LFCSP-VQ(7x7)
包裝: 帶卷 (TR)
輸入數(shù)目和類型: 8 個(gè)單端,單極;4 個(gè)差分,單極
AD9228
Data Sheet
Rev. E | Page 42 of 56
CW
P
O
W
E
R
DO
W
N
E
NABL
E
(0
-1
V
=
DI
S
ABL
E
P
O
W
E
R
)
EXTERNAL VARIABLE GAIN DRIVE
VARIABLE GAIN CIRCUIT
(0-1.0V DC)
R319
10k
12
JP
301
GND
VG
R320
39k
VG
AVDD_5V
HI
L
O
P
IN
HI
G
A
IN
RANG
E
=
2
.25V
-5
.0
V
L
O
G
A
IN
RANG
E
=
0-
1.
0V
R315
10k
L310
120nH
C322
0.018F
C317
0.018F
R316
274
R317
274
C312
0.1F
C325
0.1F
C313
0.1F
C314
0.1F
L309
120nH
C318
22pF
C321
0.1F
C320
0.1F
C316
0.1F
R318
10k
C323
22pF
C319
0.1F
C324
0.1F
INH4
INH3
A
V
DD_5V
A
V
DD_5V
C326
10F
C315
10F
O
P
T
IO
NAL
V
G
A
DRI
V
E
CI
RCUI
T
F
O
R
CHANN
E
L
C
A
ND
CHANN
E
L
D
C311
0.1F
R312
10k
R313
10k
DNP
C303
DNP
L304
0
R303
DNP
L308
0
24
17
20
23
18
22
19
21
R304
DNP
L306
0
L305
0
L302
0
L303
0
L307
0
C308
0.1F
C307
0.1F
C306
0.1F
C305
0.1F
R310
187
R309
187
R308
187
R307
187
C302
DNP
L301
0
C301
DNP
R305
374
R306
374
CH_C
CH_D
CH_C
A
V
DD_5V
AV
DD_5V
AV
DD
_5
V
C304
DNP
R301
DNP
R302
DNP
31
10
26
25
14
27
3
6
4
5
1
8
32
9
15
16 VG
28
13
29
12
30
11
2
7
COM1
COM2
ENBL
ENBV
GAIN
HILO
INH1
INH2
LMD
1
LMD
2
LO
N
1
LO
N
2
LOP1
LOP2
MODE
NC
RCLMP
VCM1
VCM2
VIN1
VIN2
VIP1
VIP2
VO
H
1
VO
H
2
VO
L
1
VO
L
2
VP
S
1
VP
S2
VP
S
V
AD8332
CO
M
CO
M
R311
10k
DNP
R314
10k
DNP
C310
0.1F
C309
1000pF
RC
L
AM
P
IN
HI
L
O
P
IN
=
L
O
=
±50
m
V
HI
L
O
P
IN
=
H
=
±7
5m
V
05
72
7-
0
17
MO
D
E
PIN
PO
SI
T
IV
E
G
A
IN
SL
O
PE
=
0
-1
.0
V
N
EG
A
T
IVE
G
A
IN
SL
O
PE
=
2
.2
5V-
5.
0V
U301
POPULATE L301-L308 WITH 0
RESISTORS OR DESIGN YOUR
OWN FILTER.
DNP: DO NOT POPULATE
Figure 75. Evaluation Board Schematic, Optional DUT Analog Input Drive and SPI Interface Circuit
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