Owner's manual

DC and Logic Electrical Characteristics
The following specifications apply for AGND
=
DGND
=
DGND I/O
=
0V, V
+
=
V
A
=
V
D
=
+5.0V, V
D
I/O
=
3.0V or 5.0V,
PD
=
+5V, V
REF+
=
+2.0V, V
REF IN
=
AGND, f
CLK
=
2.5 MHz, RS
=
25Ω,C
L
=
50 pF/pin. After Auto-Cal
@
Temperature.
Boldface limits apply for T
A
=
T
J
=
T
MIN
to T
MAX
: all other limits T
A
=
T
J
=
25˚C(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
+
=
5.25V 2.0 V(min)
V
IN(0)
Logical ″0″ Input Voltage V
+
=
4.75V 0.8 V(max)
I
IN(1)
Logical ″1″ Input Current V
IN
=
5.0V 5 µA
I
IN(0)
Logical ″0″ Input Current V
IN
=
0V −5 µA
C
IN
V
IN
Input Capacitance 5 pF
CAL, RESET Digital Input Characteristics
V
IN(1)
Logical ″1″ Input Voltage V
+
=
5.25V 3.5 V(min)
V
IN(0)
Logical ″0″ Input Voltage V
+
=
4.75V 1.0 V(max)
I
IN(1)
Logical ″1″ Input Current V
IN
=
5.0V 5 µA
I
IN(0)
Logical ″0″ Input Current V
IN
=
0V −5 µA
C
IN
Input Capacitance 5 pF
D00 - D13 Digital Output Characteristics
V
OUT(1)
Logical ″1″ Output
Voltage
V
D
I/O
=
4.75V, I
OUT
=
−360 µA 4.5 V(min)
V
OUT(1)
Logical ″1″ Output
Voltage
V
D
I/O
=
2.7V, I
OUT
=
−360 mA 2.5 V(min)
V
OUT(0)
Logical ″0″ Output
Voltage
V
D
I/O
=
5.25V, I
OUT
=
1.6 mA 0.4 V(max)
V
D
I/O
=
3.3V, I
OUT
=
1.6 µA 0.4 V(max)
I
OZ
TRI-STATE Output
Current
V
OUT
=
3V or 5V 100 nA
V
OUT
=
0V −100 nA
+I
SC
Output Short Circuit
Source Current
V
OUT
=
0V, V
D
I/O
=
3V −10 mA
−I
SC
Output Short Circuit Sink
Current
V
OUT
=
V
D
I/O
=
3V 12 mA
Power Supply Characteristics
I
A
Analog Supply Current PD
=
V
D
I/O 70 85 mA(max)
I
D
Digital Supply Current PD
=
V
D
I/O 7 8 mA(max)
I
D
I/O
Output Bus Supply
Current
PD
=
V
D
I/O 1 2 mA(max)
Total Power
Consumption
PD
=
V
D
I/O 390 475 mW(max)
PD
=
DGND
<
2mW
PSRR
Power Supply Rejection
Ratio
250 mV
PP
DC to 10 MHz riding on V
A
1
⁄ 2 LSB Error
54 dB
AC Electrical Characteristics
The following specifications apply for AGND
=
DGND
=
DGND I/O
=
0V, V
+
=
V
A
=
V
D
=
+5.0V, V
D
I/O
=
3.0V or 5.0V,
PD
=
+5V, V
REF
+
=
+2.0V, V
REF IN
=
AGND, f
CLK
=
2.5 MHz, RS
=
25Ω,C
L
=
50 pF/pin. After Auto-Cal
@
Temperature.
Boldface limits apply for T
A
=
T
J
=
T
MIN
to T
MAX
: all other limits T
A
=
T
J
=
25˚C(Notes 7, 8, 9)
Symbol Parameter Conditions
Typical
(Note 10)
Limits
(Note 11)
Units
(Limits)
f
CLK
Conversion Clock (CLOCK)
Frequency
300 kHz(min)
3 2.5 MHz(max)
Conversion Clock Duty Cycle
45
55
%
(min)
%
(max)
t
CONV
Conversion Latency 13 Clock Cycles
t
EOCL
Falling edge of CLK to falling
edge of EOC
1/(4f
CLK
)
90
130
ns(min)
ns(max)
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