參數(shù)資料
型號: HI1175
廠商: Intersil Corporation
英文描述: 8-Bit, 20 MSPS, Flash A/D Converter
中文描述: 8位,20 MSPS的,閃光的A / D轉(zhuǎn)換器
文件頁數(shù): 5/13頁
文件大小: 74K
代理商: HI1175
4-1073
REFERENCE INPUT
Reference Pin Current, I
REF
4.5
6.6
8.7
mA
Reference Resistance (V
RT
to V
RB
),
R
REF
230
300
450
INTERNAL VOLTAGE REFERENCE
Self Bias Mode 1
V
RB
Short V
RB
and V
RBS
, Short V
RT
and V
RTS
0.60
0.64
0.68
V
V
RT
- V
RB
1.96
2.09
2.21
V
Self Bias Mode 2, V
RT
V
RB
= AGND, Short V
RT
and V
RTS
2.25
2.39
2.53
V
DIGITAL INPUTS
Digital Input Voltage
V
IH
4.0
-
-
V
V
IL
-
-
1.0
V
Digital Input Current
I
IH
V
DD
= Max
V
IH
= V
DD
-
-
5
μ
A
I
IL
V
IL
= 0V
-
-
5
μ
A
DIGITAL OUTPUTS
Digital Output Current
I
OH
OE = V
SS
, V
DD
= Min
V
OH
= V
DD
-0.5V
-1.1
-
-
mA
I
OL
V
OL
= 0.4V
3.7
-
-
mA
Digital Output Current
I
OZH
OE = V
DD
, V
DD
= Max
V
OH
= V
DD
-
0.01
16
μ
A
I
OZL
V
OL
= 0V
-
0.01
16
μ
A
TIMING CHARACTERISTICS
Output Data Delay, t
DL
-
18
30
ns
POWER SUPPLY CHARACTERISTIC
Supply Current, I
DD
f
C
= 20 MSPS, NTSC Ramp Wave Input
-
12
17
mA
NOTE:
2. Electrical specifications guaranteed only under the stated operating conditions.
Timing Diagrams
FIGURE 1.
Electrical Specifications
f
C
= 20 MSPS, V
DD
= +5V, V
RB
= 0.5V, V
RT
= 2.5V, T
A
= 25
o
C (Note 1)
(Continued)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
t
PW1
t
PW0
CLOCK
ANALOG INPUT
DATA OUTPUT
N
N - 2
N + 3
N + 4
N - 3
N - 2
N - 1
N
N + 1
t
D
= 18ns
: POINT FOR ANALOG SIGNAL SAMPLING
N + 1
HI1175
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