參數(shù)資料
型號(hào): ADC1173CIJM
廠商: NATIONAL SEMICONDUCTOR CORP
元件分類: ADC
英文描述: 8-Bit, 3-Volt, 15MSPS, 33mW A/D Converter
中文描述: 1-CH 8-BIT RESISTANCE LADDER ADC, PARALLEL ACCESS, PDSO24
封裝: EIAJ, SOIC-24
文件頁數(shù): 5/17頁
文件大小: 466K
代理商: ADC1173CIJM
Converter Electrical Characteristics
(Continued)
The following specifications apply for AV
= DV
DD
= +3.0V
DC
, OE = 0V, V
= +2.0V, V
= 0V, C
= 20 pF, f
CLK
= 15MHz
at 50% duty cycle.
Boldface limits apply for T
A
= T
MIN
to T
MAX
;
all other limits T
A
= 25C (Notes 7, 8)
Symbol
Parameter
Conditions
Typical
(Note 9)
Limits
Units
Analog Input and Reference Characteristics
V
RT
-
V
RB
Power Supply Characteristics
IA
DD
Analog Supply Current
ID
DD
Digital Supply Curretn
Reference Voltage Delta
2
1.0
V
A
V(min)
V(max)
DV
DD
= AV
DD
= 3.6V
DV
DD
= AV
DD
= 3.6V
DV
DD
AV
DD
= 3.6V,
DV
DD
= AV
DD
= 3.6V, CLK Low
(Note 10)
DV
DD
= AV
DD
= 3.6V
6.8
2.3
9.1
mA
mA
mA
IAV
DD
+
IDV
DD
Total Operating Current
11
5.8
mA
Power Consumption
33
40
mW
CLK, OE Digital Input Characteristics
V
IH
Logical High Input Voltage
V
IL
Logical Low Input Voltage
I
IH
Logical High Input Current
I
IL
Logic Low Input Current
C
IN
Logic Input Capacitance
Digital Output Characteristics
DV
DD
= AV
DD
= 3.6V
DV
DD
= AV
DD
= 3.6V
V
IH
= DV
DD
= AV
DD
= 3.6V
V
IL
= 0V, DV
DD
= AV
DD
= 3.6V
2.2
0.8
V (min)
V (max)
μA
μA
pF
5
5
5
V
OH
High Level Output Voltage
DV
DD
= 2.7V, I
OH
= 360μA
DV
DD
= 2.7V, I
OH
= 1.1mA
DV
DD
= 2.7V, I
OL
= 1.6mA
DV
DD
= 3.6V, OE = DV
DD
,
V
OL
= 0V or V
OH
= DV
DD
2.4
2.1
0.32
V(min)
V(min)
V(max)
1.9
0.6
V
OL
I
OZH
,
I
OZL
AC Electrical Characteristics
f
C1
Maximum Conversion Rate
f
C2
Minimum Conversion Rate
t
OD
0
Output Delay
t
OD
1
Output Delay
Low Level Output Voltage
Tri-State
Leakage Current
±
20
μA
20
1
28
24
15
MHz(min)
MHz
ns(max)
ns(max)
Clock
Cycles
ns
ps rms
ns
ns
ns
CLK high to low data valid
CLK low to high data valid
Pipline Delay (Latency)
2.5
t
DS
t
AJ
t
OH
t
EN
t
DIS
Sampling (Aperture) Delay
Aperture Jitter
Output Hold Time
OE Low to Data Valid
OE High to High Z State
CLK low to acquissition of data
3
30
15
22
12
7.7
7.6
7.4
49
47.7
46.5
49
48.7
48.0
65
55
51
62
54
51
CLK high to data invalid
Loaded as in Figure 2
Loaded as in Figure 2
f
IN
= 1.31 MHz
f
IN
= 3.58 MHz
f
IN
= 7.5 MHz
f
IN
= 1.31 MHz
f
IN
= 3.58 MHz
f
IN
= 7.5 MHz
f
IN
= 1.31 MHz
f
IN
= 3.58 MHz
f
IN
= 7.5 MHz
f
IN
= 1.31 MHz
f
IN
= 3.58 MHz
f
IN
= 7.5 MHz
f
IN
= 1.31 MHz
f
IN
= 3.58 MHz
f
IN
= 7.5 MHz
ENOB
Effective Number of Bits
7.0
Bits (min)
SINAD
Signal-to- Noise & Distortion
43
dB(min)
SNR
Signal-to-Noise Ratio
44
dB(min)
SFDR
Spurious Free Dynamic
Range
dB
THD
Total Harmonic Distortion
dB
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