參數(shù)資料
型號(hào)： ADC14061CCVT
廠商： NATIONAL SEMICONDUCTOR CORP
元件分類： ADC
英文描述： Self-Calibrating 14-Bit, 2.5 MSPS, 390 mW A/D Converter
中文描述： 1-CH 14-BIT PROPRIETARY METHOD ADC, PARALLEL ACCESS, PQFP52
封裝： TQFP-52
文件頁(yè)數(shù)： 7/20頁(yè)
文件大?。?/td> 471K
代理商： ADC14061CCVT
DC and Logic Electrical Characteristics
The following specifications apply for AGND = DGND = DGND I/O = 0V, V
+
= V
= V
= +5.0V, V
I/O = 3.0V or 5.0V,
PD = +5V, V
= +2.0V, V
REF IN
= AGND, f
CLK
= 2.5 MHz, RS = 25
, C
L
= 50 pF/pin. After Auto-Cal
@
Temperature.
Boldface limits apply for T
A
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 11)
Units
CLOCK, RD, PD 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
V
IN
Input Capacitance
CAL, RESET 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
Input Capacitance
D00 - D13 Digital Output Characteristics
Logical
″
1
″
Output
Voltage
Logical
″
1
″
Output
Voltage
Logical
″
0
″
Output
Voltage
V
+
= 5.25V
V
+
= 4.75V
V
IN
= 5.0V
V
IN
= 0V
2.0
0.8
V(min)
V(max)
μA
μA
pF
5
5
5
V
+
= 5.25V
V
+
= 4.75V
V
IN
= 5.0V
V
IN
= 0V
3.5
1.0
V(min)
V(max)
μA
μA
pF
5
5
5
V
OUT(1)
V
D
I/O = 4.75V, I
OUT
= 360 μA
4.5
V(min)
V
OUT(1)
V
D
I/O = 2.7V, I
OUT
= 360 mA
2.5
V(min)
V
OUT(0)
V
D
I/O = 5.25V, I
OUT
= 1.6 mA
V
D
I/O = 3.3V, I
OUT
= 1.6 μA
V
OUT
= 3V or 5V
V
OUT
= 0V
0.4
0.4
V(max)
V(max)
nA
nA
I
OZ
TRI-STATE Output
Current
100
100
+I
SC
Output Short Circuit
Source Current
Output Short Circuit Sink
Current
V
OUT
= 0V, V
D
I/O = 3V
10
mA
I
SC
V
OUT
= V
D
I/O = 3V
12
mA
Power Supply Characteristics
I
A
Analog Supply Current
I
D
Digital Supply Current
Output Bus Supply
Current
Total Power
Consumption
PD = V
D
I/O
PD = V
D
I/O
70
7
85
8
mA(max)
mA(max)
I
D
I/O
PD = V
D
I/O
1
2
mA(max)
PD = V
D
I/O
PD = DGND
250 mV
PP
DC to 10 MHz riding on V
A
1
2
LSB Error
390
<
2
475
mW(max)
mW
PSRR
Power Supply Rejection
Ratio
54
dB
AC Electrical Characteristics
The following specifications apply for AGND = DGND = DGND I/O = 0V, V
+
= V
= V
= +5.0V, V
I/O = 3.0V or 5.0V,
PD = +5V, V
+
= +2.0V, V
REF IN
= AGND, f
CLK
= 2.5 MHz, RS = 25
, C
L
= 50 pF/pin. After Auto-Cal
@
Temperature.
Boldface limits apply for T
A
J
= T
MIN
to T
MAX
:
all other limits T
A
= T
J
= 25C(Notes 7, 8, 9)
Symbol
Parameter
Conditions
Typical
(Note 10)
300
3
45
55
13
9
Limits
(Note 11)
Units
(Limits)
kHz(min)
MHz(max)
%(min)
%(max)
Clock Cycles
ns
f
CLK
Conversion Clock (CLOCK)
Frequency
2.5
Conversion Clock Duty Cycle
t
CONV
t
AD
Conversion Latency
Aperture Delay
A
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