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參數(shù)資料
| 型號： | 5962-0423101QXA |
| 廠商： | NATIONAL SEMICONDUCTOR CORP |
| 元件分類： | ADC |
| 英文描述： | 1-CH 8-BIT RESISTANCE LADDER ADC, PARALLEL ACCESS, CDFP24 |
| 封裝： | CERPACK, DFP-24 |
| 文件頁數(shù)： | 13/17頁 |
| 文件大小： | 676K |
| 代理商： | 5962-0423101QXA |
Converter Electrical Characteristics
The following specifications apply for V
A =VDR = +3.0VDC,VRT = +1.9V, VRB = 0.3V, CL = 5 pF, fCLK = 200 MHz at 50% duty
cycle. Boldface limits apply for T
Symbol
Parameter
Conditions
Typical
Limits
Units
(Limits)
DC ACCURACY
INL
Integral Non-Linearity
+0.77
0.56
+1.9
1.2
LSB (max)
LSB (min)
DNL
Differential Non-Linearity
±0.4
±0.95
LSB (max)
Missing Codes
0
(max)
FSE
Full Scale Error
19
60
mV (max)
V
OFF
Zero Scale Offset Error
53
70
mV (max)
ANALOG INPUT AND REFERENCE CHARACTERISTICS
V
IN
Input Voltage
1.6
V
RB
V (min)
V
RT
V (max)
C
IN
V
IN Input Capacitance
V
IN = 0.75V +0.5 Vrms
(CLK
LOW)
3pF
(CLK
HIGH)
4pF
R
IN
R
IN Input Resistance
>1M
BW
Full Power Bandwidth
500
MHz
V
RT
Top Reference Voltage
1.9
V
A
V (max)
0.5
V (min)
V
RB
Bottom Reference Voltage
0.3
V
RT 0.5
V (max)
0
V (min)
R
REF
Reference Ladder Resistance
V
RT to VRB
160
120
(min)
200
(max)
CLK, PD DIGITAL INPUT CHARACTERISTICS
V
IH
Logical High Input Voltage
V
DR =VA = 3.6V
2.4
V (min)
V
IL
Logical Low Input Voltage
V
DR =VA = 2.7V
0.8
V (max)
I
IH
Logical High Input Current
V
IH =VDR =VA = 3.6V
10
nA
I
IL
Logical Low Input Current
V
IL = 0V, VDR =VA = 2.7V
50
nA
C
IN
Logic Input Capacitance
3
pF
DIGITAL OUTPUT CHARACTERISTICS
V
OH
High Level Output Voltage
V
A =VDR = 2.7V, IOH = 400 A
2.6
2.4
V (min)
V
OL
Low Level Output Voltage
V
A =VDR = 2.7V, IOL = 1.0 mA
0.4
0.5
V (max)
DYNAMIC PERFORMANCE
ENOB
Effective Number of Bits
f
IN = 4.4 MHz, VIN = FS 0.25 dB
7.1
Bits
f
IN = 25 MHz, VIN = FS 0.25 dB
7.0
Bits
f
IN = 50 MHz, VIN = FS 0.25 dB
6.99
6.7
Bits (min)
f
IN = 70 MHz, VIN = FS 0.25 dB
6.95
Bits
f
IN = 100 MHz, VIN = FS 0.25 dB
6.98
Bits
SINAD
Signal-to-Noise & Distortion
f
IN = 4.4 MHz, VIN = FS 0.25 dB
44.3
dB
f
IN = 25 MHz, VIN = FS 0.25 dB
43.8
dB
f
IN = 50 MHz, VIN = FS 0.25 dB
43.7
41.5
dB (min)
f
IN = 70 MHz, VIN = FS 0.25 dB
43.6
dB
f
IN = 100 MHz, VIN = FS 0.25 dB
43.8
dB
SNR
Signal-to-Noise Ratio
f
IN = 4.4 MHz, VIN = FS 0.25 dB
45
dB
f
IN = 25 MHz, VIN = FS 0.25 dB
44.7
dB
f
IN = 50 MHz, VIN = FS 0.25 dB
44.6
42
dB (min)
f
IN = 70 MHz, VIN = FS 0.25 dB
45.5
dB
f
IN = 100 MHz, VIN = FS 0.25 dB
44.2
dB
ADC08200QML
www.national.com
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