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參數(shù)資料
| 型號： | AD875 |
| 廠商： | Analog Devices, Inc. |
| 英文描述： | 10-Bit, 15 MHz, 185 mW CMOS A/D Converter(10位,15MHz,185mW A/D轉(zhuǎn)換器) |
| 中文描述： | 10位，15兆赫，185毫瓦的CMOS A / D轉(zhuǎn)換（10位，15MHz的，185mW的A / D轉(zhuǎn)換器） |
| 文件頁數(shù)： | 3/20頁 |
| 文件大?。?/td> | 568K |
| 代理商： | AD875 |
AD875
REV. 0
–3–
DIGITAL SPECIFICATIONS
Parameter
Symbol
DRV
DD
Min
Typ
Max
Units
LOGIC INPUT
High Level Input Voltage
V
IH
3.0
4.75
5.25
3.0
4.75
5.25
4.75
4.75
4.75
2.4
3.8
4.2
V
V
V
V
V
V
μ
A
μ
A
μ
A
pF
Low Level Input Voltage
V
IL
0.6
0.95
1.05
+10
+50
+10
High Level Input Current
Low Level Input Current
Low Level Input Current (CLK Only)
Input Capacitance
I
IH
I
IL
I
IL
C
IN
–10
–50
–10
5
LOGIC OUTPUTS
High Level Output Voltage
(I
OH
= 50
μ
A)
V
OH
3.0
4.75
4.75
2.4
3.8
2.4
V
V
V
(I
OH
= 0.5 mA)
Low Level Output Voltage
(I
OL
= 50
μ
A)
V
OL
3.6
5.25
5.25
0.7
1.05
0.4
V
V
V
pF
μ
A
(I
OL
= 0.6 mA)
Output Capacitance
Output Leakage Current
C
OUT
I
OZ
5
–10
+10
Specifications subject to change without notice.
TIMING SPECIFICATIONS
Symbol
Min
Typ
Max
Units
Maximum Conversion Rate
l
Clock Period
Clock High
Clock Low
Output Delay
2
Pipeline Delay (Latency)
Sampling Delay 1
3
Sampling Delay 2
3
External Settling Requirement
3
15
66
30
30
12
MHz
ns
ns
ns
ns
Clock Cycles
ns
ns
mV
t
C
t
CH
t
CL
t
OD
33
33
15
3
t
S1
t
S2
V
SE
2.5
2.5
±
16
NOTES
1
Conversion rate is operational down to 10 kHz without degradation in specified performance.
2
C
L
= 20 pF.
3
See the section entitled “Driving the Analog Input.”
Specifications subject to change without notice.
SAMPLE N
SAMPLE N+1
SAMPLE N+2
t
OD
DATA N
DATA N–1
DATA N–2
DATA N–3
OUT
CLK
AIN
t
C
t
CL
t
CH
Figure 1. AD875 Timing Diagram
(T
MIN
to T
MAX
with AV
DD
= +5.0 V, DV
DD
= +5.0 V, DRV
DD
= +3 3 V, V
REFTF
= +4.0 V, V
REFBF
= +2.0 V,
f
CLOCK
= 15 MHz, C
L
= 20 pF unless otherwise noted)
(T
MIN
to T
MAX
with AV
DD
= +5.0 V, DV
DD
= +5.0 V, DRV
DD
= +3.3 V, V
REFTF
= +4.0 V, V
REFBF
= +2.0 V,
f
CLOCK
= 15 MHz, C
L
= 20 pF unless otherwise noted)
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| ad875jst-reel | 制造商:Rochester Electronics LLC 功能描述:- Tape and Reel 制造商:Analog Devices 功能描述: |
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