Austin Semiconductor, Inc.
AS1419
AS1419A
ADC
DYNAMIC ACCURACY
(* denotes specifications which apply over the full
operating temperature range, otherwise specifications are T
A
= +25°C.)
5
CONDITIONS
100kHz Input Signal
Signal-to(Noise + Distortion) Ratio
390 kHz Input Signal
100kHz Input Signal, First 5 Harmonics
Total Harmonic Distortion
390 kHz Input Signal, First 5 Harmonics
Spurious Free Dynamic Range
100KHz Input Signal
PARAMETER
Intermodulation Distortion
Full-Power Bandwidth
Full-Linear Bandwidth
f
IN1
= 29.37kHz, f
IN2
= 32.446kHz
S/(N + D) > 77dB
SYM
MIN TYP MAX -40
* S/(N + D) 78 81.5
75
* S/(N + D)
80.0
*
THD
-93 -86 -78
*
THD
-86
*
SFDR
-95 -86 -80
IMD
-86
20
1
-55 UNITS
75
dB
dB
-75
dB
dB
-79
dB
dB
MHz
MHz
INTERNAL REFERENCE CHARACTERISTICS
5
PARAMETER
Output Voltage
Output Tempco
Line Regulation
Output Resistance
Output Voltage
CONDITIONS
I
OUT
= 0
I
OUT
= 0
4.75V < V
DD
< 5.25V, -5.25V < V
SS
< -4.75V
-0.1mA < | I
OUT
| < 0.1mA
I
OUT
= 0
SYM
V
REF
V
REF
V
REF
V
REF
REFcomp
MIN
TYP MAX UNITS
V
ppm/°C
LSB/V
kΩ
V
2.480 2.500 2.520
±15
0.05
2
4.06
DIGITAL INPUTS AND DIGITAL OUTPUTS
(* denotes specifications which
apply over the full operating temperature range, otherwise specifications are
T
A
= +25°C.)
5
PARAMETER
High Level Input Voltage
Low Level Input Voltage
Digital Input Current
Digital Input Capacitance
V
DD
= 4.75V
High Level Output Voltage
I
O
= -10µA
I
O
= -200µA
V
DD
= 4.75V
Low Level Output Voltage
I
O
= 160µA
I
O
= 1.6mA
High-Z Output Leakage D13 to D0
High-Z Output Capacitance D13 to D0
Output Source Current
Output Sink Current
AS1419 & AS1419A
Rev. 1.5 08/09
CONDITIONS
V
DD
= 5.25V
V
DD
= 4.75V
V
IN
= 0V to V
DD
*
*
*
SYM
V
IH
V
IL
I
IN
C
IN
MIN
2.4
TYP
MAX
UNITS
V
0.8
±10
5
V
µA
pF
V
OH
*
4.0
4.5
V
V
V
OL
*
*
*
I
OZ
C
OZ
I
SOURCE
I
SINK
0.05
0.10
0.4
±10
15
-10
10
V
V
µA
pF
mA
mA
V
OUT
= 0V to V
DD
, CS\ High
CS\ High
9
V
OUT
= 0V
V
OUT
= V
DD
Austin Semiconductor, Inc. reserves the right to change products or specifications without notice.
3
AUSTIN [ AUSTIN SEMICONDUCTOR ]
