參數(shù)資料
型號: EM19101S
廠商: ELAN Microelctronics Corp .
英文描述: 8-BIT 5 MSPS A/D CONVERTER (CMOS)
中文描述: 8位5 MSPS采樣速率的A / D轉(zhuǎn)換器(CMOS)技術(shù)
文件頁數(shù): 3/6頁
文件大小: 105K
代理商: EM19101S
3
* This specification are subject to be changed without notice.
EM19101
8-BIT 5 MSPS A/D CONVERTER (CMOS)
4.23.1997
Step
0
1
2
....
124
125
....
254
255
Analog Input (V)
0.607815
0.607815~0.6156250
0.6156250~0.6234375
....
1.6000000~1.6078125
1.6078125~1.6156250
....
2.5843750~2.5921875
2.5921875~
Digital Output Code
00000000
00000001
00000010
....
10000000
10000001
....
11111110
11111111
Conditions
VRB=0.6V
VRT=2.6V
1LSB=7.8125mV
OUTPUT CODING
(F
=5MPS,V
DD
=5V,V
RB
=0.5V,V
=2.5V,Ta=25
°
C External clock duty=40 to 60%)
Parameter
Sym.
Conditions
Maximum Conversion Speed
F
C
Supply current
I
DD
Reference pin current
I
Analog input bandwidth
BW
Analog input capacitance
C
IN
Reference resistance
R
REF
Internal bias
V
V
RT
-V
RB
Offset Voltage
E
OT
E
OB
Digital input voltage
V
IH
V
IL
Digital input current
I
IH
I
IL
Min. Typ. Max.
5
10
5.7
8.0
1
11
220
250
0.55
0.6
1.9
2.0
-10
-35
0
15
4.0
Unit
Vin=0.6V to 2.6V fin=1kHz ramp
F
C
=5MSPS NTSC ramp wave input
MSPS
mA
mA
MHz
pF
V
15
9.1
V
IN
=1.5V+0.07Vrms
350
0.65
2.1
-60
45
Short V
RB
and V
RBS
Short V
RT
and V
RTS
mV
V
1.0
5
5
V
DD
=max.
V
IH
=V
DD
V
IL
=0V
uA
ABSOLUTE MAXIMUM RATINGS
(T
A
=25
°
C)
Items
Sym.
Rating
Unit
Supply voltage
Operating temperature
Input voltage
Ref, Input voltage
V
DD
T
OPR
V
IN
V
RT
,V
RB
7
V
°
C
V
V
-20 to +65
V
SS
to V
DD
V
SS
to V
DD
Recommended Poerating Conditions
Items
Sym.
Rating
Unit
Supply voltage
AV
DD
,AV
SS
DV
DD
,DV
SS
|DGND-AGND|
V
RB
V
RT
V
RT
- V
RB
V
IN
4.75 TO 5.25
V
0 to 100
0 and above
V
DD
and below
1.0 to 3.0
V
RB
to V
RT
mV
V
V
V
V
Reference input voltage
Analog input voltage
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