adc10731 National Semiconductor Corporation, adc10731 Datasheet - Page 6

• Manufacturer Part Number: adc10731
• Description: 10-bit Plus Sign Serial I/o A/d Converters With Mux, Sample/hold And Reference
• Manufacturer: National Semiconductor Corporation

www.national.com
REFERENCE INPUT AND MULTIPLEXER CHARACTERISTICS
REFERENCE CHARACTERISTICS
V
I
t
DIGITAL AND DC CHARACTERISTICS
V
V
I
I
V
V
I
+I
−I
I
I
I
AC CHARACTERISTICS
f
t
t
Symbol
SC
SU
IN(1)
IN(0)
OUT
D
A
REF
CLK
C
A
The following specifications apply for V
Characteristics, V
ply for T
V
V
V
V
REF
IN(1)
IN(0)
OUT(1)
OUT(0)
+
Electrical Characteristics
SC
SC
+
REF
REF
REF
REF
Out
/ T
/ I
/ I
/ t
L
L
A
(Note 15)
Reference Output Voltage
V
Load Regulation, Sourcing
Load Regulation, Sinking
Line Regulation
Short Circuit Current
Noise Voltage
Long-term Stability
Start-Up Time
Logical “1” Input Voltage
Logical “0” Input Voltage
Logical “1” Input Current
Logical “0” Input Current
Logical “1” Output Voltage
Logical “0” Output Voltage
TRI-STATE Output Current
Output Short Circuit Source Current
Output Short Circuit Sink Current
Digital Supply Current
(Note 17)
Analog Supply Current
(Note 17)
Reference Input Current
Clock Frequency
Clock Duty Cycle
Conversion Time
Acquisition Time
= T
REF
J
Out Temperature Coefficient
= T
IN
− = GND for Unsigned Characteristics and f
MIN
to T
Parameter
MAX
; all other limits T
+
= AV
(Continued)
+
= DV
A
= T
Off Channel = 0V
On Channel = 0V and
Off Channel = 5V
0 mA
0 mA
5V
V
10 Hz to 10 kHz,
C
C
V
V
V
V
V
V
V
V
V
V
V
CS = HIGH, Power Up
CS = HIGH, Power Down
CS = HIGH, Power Down,
and CLK Off
CS = HIGH, Power Up
CS = HIGH, Power Down
V
CS = HIGH, Power Up
+
REF
+
+
IN
IN
+
+
+
OUT
OUT
OUT
OUT
REF
L
L
= +5.0 V
J
= 5.5V
= 4.5V
= 4.5V, I
= 4.5V, I
= 4.5V, I
±
= 100 µF
= 100 µF
= 5.0V
= 0V
= +25˚C. (Notes 8, 9, 10)
10%
Out = 0V
+ = +2.5V and
= V
= 0V
= 5V
= 0V, V
I
I
Conditions
L
L
+
= 4.5V
6
CLK
DC
OUT
OUT
OUT
+4 mA
−1 mA
+
, V
= 4.5V
= 2.5 MHz unless otherwise specified. Boldface limits ap-
= −360 µA
= −10 µA
= 1.6 mA
REF
+ = 2.5 V
DC
2.5V
, V
(Note 11)
Typical
±
−0.005
0.005
±
±
±
REF
−0.4
−0.1
+0.1
±
0.003
100
−30
0.9
0.2
0.5
2.7
3.0
4.5
13
30
12
120
0.2
0.3
±
5
3
5
5
2
40
0.5%
− = GND, V
2.5V
(Note 12)
IN
Limits
±
±
±
−3.0
+2.5
−2.5
−3.0
+3.0
−15
− = 2.5V for Signed
2.0
0.8
2.4
4.5
0.4
1.3
0.4
6.0
0.6
2.5
4.5
0.05
22
15
50
15
40
60
12
0.6
2.5
5
2
±
2%
%/mA(max)
%/mA(max)
MHz(max)
mV(max)
mA(max)
mA(max)
mA(max)
mA(max)
mA(max)
kHz(min)
µA(max)
ppm/kHr
µA(max)
µA(max)
µA(max)
µA(max)
mA(min)
mA(min)
µA(max)
µA(max)
(Limits)
µs(max)
µs(max)
%(max)
V(max)
ppm/˚C
V(max)
%(min)
Cycles
Cycles
V(min)
V(min)
V(min)
V(min)
Units
Clock
Clock
ms
µV