參數(shù)資料
型號(hào)： ADC12010
廠商： National Semiconductor Corporation
英文描述： 12-Bit, 10 MSPS, 160 mW A/D Converter with Internal Sample-and-Hold
中文描述： 12位，10 MSPS的，160毫瓦的A / D轉(zhuǎn)換器，內(nèi)置采樣保持電路
文件頁數(shù)： 6/22頁
文件大?。?/td> 606K
代理商： ADC12010
Converter Electrical Characteristics
(Continued)
Unless otherwise specified, the following specifications apply for AGND = DGND = DR GND = 0V, V
= V
D
= +5V, V
DR
=
+3.0V, PD = 0V, V
= +2.0V, f
= 10 MHz, t
= t
f
= 3 ns, C
L
= 25 pF/pin.
Boldface limits apply for T
A
= T
J
= T
MIN
to
T
MAX
:
all other limits T
A
= T
J
= 25C (Notes 7, 8, 9)
Symbol
Parameter
Conditions
Typical
(Note 10)
Limits
(Note 10)
Units
(Limits)
IMD
Intermodulation Distortion
f
IN
= 4.7 MHz and 4.9 MHz,
each = 7 dBFS
75
dBFS
REFERENCE AND ANALOG INPUT CHARACTERISTICS
V
CM
Common Mode Input Voltage
V
IN
Input Capacitance (each pin to
GND)
V
A
/ 2
8
7
V
pF
pF
C
IN
V
IN
= 2.5 Vdc
+ 0.7 V
rms
(CLK LOW)
(CLK HIGH)
V
REF
Reference Voltage (Note 13)
2.00
1.0
2.4
V (min)
V (max)
M
(min)
Reference Input Resistance
100
DC and Logic Electrical Characteristics
Unless otherwise specified, the following specifications apply for AGND = DGND = DR GND = 0V, V
= V
D
= +5V, V
DR
=
+3.0V, PD = 0V, V
REF
= +2.0V, f
CLK
= 10 MHz, t
r
= t
f
= 3 ns, C
L
= 25 pF/pin.
Boldface limits apply for T
A
= T
J
= T
MIN
to
T
MAX
:
all other limits T
A
= T
J
= 25C (Notes 7, 8, 9)
Symbol
Parameter
Conditions
Typical
(Note 10)
Limits
(Note 10)
Units
(Limits)
CLK, PD, OE DIGITAL INPUT CHARACTERISTICS
V
IN(1)
Logical “1” Input Voltage
V
IN(0)
Logical “0” Input Voltage
I
IN(1)
Logical “1” Input Current
I
IN(0)
Logical “0” Input Current
C
IN
Digital Input Capacitance
D0–D11 DIGITAL OUTPUT CHARACTERISTICS
V
D
= 5.25V
V
D
= 4.75V
V
IN
= 5.0V
V
IN
= 0V
2.0
1.0
V (min)
V (max)
μA
μA
pF
10
10
5
V
OUT(1)
Logical “1” Output Voltage
I
OUT
= 0.5 mA
V
DR
= 2.5V
V
DR
= 3V
2.3
2.7
0.4
V (min)
V (min)
V (max)
nA
nA
V
OUT(0)
Logical “0” Output Voltage
I
OUT
= 1.6 mA, V
DR
= 3V
V
OUT
= 2.5V or 5V
V
OUT
= 0V
I
OZ
TRI-STATE Output Current
100
100
+I
SC
Output Short Circuit Source
Current
Output Short Circuit Sink Current
POWER SUPPLY CHARACTERISTICS
V
OUT
= 0V
20
mA (min)
I
SC
V
OUT
= V
DR
20
mA (min)
I
A
Analog Supply Current
PD Pin = DGND, V
REF
= 2.0V
PD Pin = V
DR
PD Pin = DGND
PD Pin = V
DR
, f
CLK
= 0
PD Pin = DGND, C
L
= 0 pF (Note 14)
PD Pin = V
DR
, f
CLK
= 0
PD Pin = DGND, C
L
= 0 pF (Note 15)
PD Pin = V
DR
, f
CLK
= 0
Rejection of Positive Full-Scale Error
with V
A
= 4.75V vs. 5.25V
Rejection of Negative Full-Scale Error
with V
A
= 4.75V vs. 5.25V
Rejection of Power Supply Noise with
10 MHz, 250 mV
P-P
riding on V
A
30
2.8
2
2.2
0
0
160
25
39
mA (max)
mA
mA (max)
mA
mA
mA
mW
mW
I
D
Digital Supply Current
2.5
I
DR
Digital Output Supply Current
Total Power Consumption
207
PSRR1+
Power Supply Rejection Ratio
69
dBFS
PSRR1
Power Supply Rejection Ratio
51
dBFS
PSRR2
Power Supply Rejection Ratio
48
dBFS
A
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