參數(shù)資料
型號: AD9259ABCPZRL7-50
廠商: Analog Devices Inc
文件頁數(shù): 35/52頁
文件大?。?/td> 0K
描述: IC ADC 14BIT SRL 50MSPS 48LFCSP
標(biāo)準(zhǔn)包裝: 750
位數(shù): 14
采樣率(每秒): 50M
數(shù)據(jù)接口: 串行,SPI?
轉(zhuǎn)換器數(shù)目: 4
功率耗散(最大): 409mW
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
AD9259
Data Sheet
Rev. E | Page 40 of 52
CW
P
O
W
E
R
DO
W
N
E
NABL
E
(0
V
T
O
1
V
=
D
ISA
B
L
E
PO
W
ER
)
EXTERNAL VARIABLE GAIN DRIVE
VARIABLE GAIN CIRCUIT
(0V TO 1.0V DC)
R319
10k
1
2
J
P
30
1
GND
VG
R320
39k
VG
AVDD_5V
H
ILO
P
IN
HI
G
AI
N
RANG
E
=
2.
25V
T
O
5.
0V
L
O
G
AI
N
RANG
E
=
0V
T
O
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
Ω
C323
22pF
C319
0.1F
C324
0.1F
INH4
INH3
AV
DD_5V
AV
DD_5V
C326
10F
C315
10F
O
P
T
IO
NAL
V
G
A
DRI
V
E
CI
RCUI
T
F
O
R
CHANNE
L
C
AND
CHANNE
L
D
C311
0.1F
R312
10k
Ω
R313
10k
Ω
DNP
C303
DNP
L304
0
Ω
R303
DNP
L308
0
Ω
24
17
20
23
18
22
19
21
R304
DNP
L306
0
Ω
L305
0
Ω
L302
0
Ω
L303
0
Ω
L307
0
Ω
C308
0.1F
C307
0.1F
C306
0.1F
C305
0.1F
R310
187
R309
187
Ω
R308
187
Ω
R307
187
Ω
C302
DNP
L301
0
Ω
C301
DNP
R305
374
Ω
R306
374
Ω
CH_C
CH_D
CH_C
AV
DD_5V
AV
DD_5V
AV
DD_5V
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
L
M
D1
L
M
D2
LON
1
LON
2
LOP1
LOP2
MODE
NC
RCLMP
VCM1
VCM2
VIN1
VIN2
VIP1
VIP2
V
O
H1
V
O
H2
V
OL1
V
OL2
VPS1
VPS2
VPSV
AD8332
CO
M
CO
M
R311
10k
DNP
R314
10k
DNP
C310
0.1F
C309
1000pF
RCL
AM
P
IN
H
ILO
P
IN
=
LO
=
±
5
0
m
V
HI
L
O
P
IN
=
H
=
±
75mV
MO
D
E
PI
N
P
OS
ITIV
E
GA
IN
S
LOP
E
=
0
V
TO
1
.0
V
N
E
GA
TIV
E
GA
IN
S
LOP
E
=
2
.2
5
V
TO
5
.0
V
U301
POPULATE L301 TO L308 WITH
0
RESISTORS OR DESIGN
YOUR OWN FILTER.
DNP: DO NOT POPULATE
05965-
017
Figure 64. Evaluation Board Schematic, Optional DUT Analog Input Drive and SPI Interface Circuit
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