參數(shù)資料
型號: AD775
廠商: Analog Devices, Inc.
英文描述: 8-Bit 20 MSPS, 60 mW Sampling A/D Converter(8位,20MSPS 60mW采樣A/D轉(zhuǎn)換器)
中文描述: 8位20 MSPS的60毫瓦采樣A / D轉(zhuǎn)換器(8位,20MSPS 60mW的采樣的A / D轉(zhuǎn)換器)
文件頁數(shù): 3/12頁
文件大小: 343K
代理商: AD775
–3–
REV. 0
AD775
DIGITAL SPECIFICATIONS
AD775J
T yp
Parameter
Symbol
DV
DD
Min
Max
Units
LOGIC INPUT
High Level Input Voltage
Low Level Input Voltage
High Level Input Current
(V
IH
= DV
DD
)
Low Level Input Current
(V
IL
= 0 V)
Logic Input Capacitance
V
IH
V
IL
5.0
5.0
4.0
V
V
1.0
I
IH
5.25
5
μ
A
I
IL
C
IN
5.25
–5
μ
A
pF
5
LOGIC OUT PUT S
High Level Output Current
OE
= DV
SS
, V
OH
= DV
DD
–0.5 V
OE
= DV
DD
, V
OH
= DV
DD
Low Level Output Current
OE
= DV
SS
, V
OL
= 0.4 V
OE
= DV
DD
, V
OL
= 0 V
I
OH
I
OZ
4.75
5.25
–1.1
16
mA
μ
A
I
OL
I
OZ
4.75
5.25
3.7
mA
μ
A
16
TIMNGSPECIFICATIONS
Symbol
Min
T yp
Max
Units
Maximum Conversion Rate
Clock Period
Clock High
Clock Low
Output Delay
Pipeline Delay (Latency)
Sampling Delay
Aperture Jitter
20
50
25
25
35
MHz
ns
ns
ns
ns
Clock Cycles
ns
ps
t
C
t
CH
t
CL
t
OD
18
30
2.5
t
DS
4
30
Specifications subject to change without notice.
VIN
CLK
OUT
SAMPLE N
SAMPLE N+1
SAMPLE N+2
DATA N-3
DATA N-2
DATA N-1
DATA N
t
OD
t
C
t
CL
t
CH
t
DS
Figure 1. AD775 Timing Diagram
(T
A
= +25
8
C wth AV
DD
, DV
DD
= +5 V, AV
SS
, DV
SS
= 0 V, V
RT
= 2.6 V, V
RB
= +0.6 V,
CLOCK = 20 MHz unless otherwse noted)
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