ꢋꢑ ꢉꢀ ꢁ ꢗ ꢇ
ꢋꢑ ꢉꢀ ꢁ ꢗ ꢁ
www.ti.com
SBAS274E − MARCH 2003 − REVISED JUNE 2004
ELECTRICAL CHARACTERISTICS (continued)
All specifications at −40°C to +85°C, AVDD = 5V, DVDD = IOVDD = 3V, f
= 40MHz, External V
REF
= +3V, 2XMODE = low, V
CM
= 2.0V,
CLK
FIFO disabled, and R
= 37kΩ, unless otherwise noted.
BIAS
PARAMETER
TEST CONDITIONS
= 100kHz, −2dBFS
MIN
TYP
96
MAX
UNIT
dB
dB
dB
dB
dB
dB
dB
dB
dB
f
IN
f
IN
f
IN
f
IN
f
IN
f
IN
f
IN
f
IN
f
IN
= 100kHz, −6dBFS
= 100kHz, −20dBFS
= 500kHz, −2dBFS
= 500kHz, −6dBFS
= 500kHz, −20dBFS
= 2MHz, −2dBFS
= 2MHz, −6dBFS
= 2MHz, −20dBFS
101
96
85
95
100
95
Spurious free dynamic range (SFDR)
102
105
96
f
1
f
2
= 1.99MHz, −6dBFS
= 2.00MHz, −6dBFS
Intermodulation distortion (IMD)
−94
4
dB
ns
Aperture delay
Digital Filter Characteristics
f
CLK
Pass band
0
MHz
2.2ǒ Ǔ
40MHz
Pass band ripple
0.0025
dB
f
CLK
−0.1dB attenuation
−3.0dB attenuation
MHz
2.3ǒ Ǔ
40MHz
Pass band transition
f
CLK
MHz
2.45ǒ Ǔ
40MHz
f
f
CLK
CLK
Stop band
MHz
dB
37.2ǒ Ǔ
2.8ǒ Ǔ
40MHz
40MHz
Stop band attenuation
Group delay
72
40MHz
µs
5.2ǒ Ǔ
f
CLK
40MHz
Settling time
To 0.001%
µs
9.4ǒ Ǔ
f
CLK
Static Specifications
Resolution
16
Bits
Bits
No missing codes
Input referred noise
Integral nonlinearity
Differential nonlinearity
Offset error
16
1.0
0.75
0.25
0.05
1
LSB, rms
LSB
−1.5dBFS signal
LSB
%FSR
ppmFSR/°C
%
Offset error drift
Gain error
0.25
10
Gain error drift
Excluding reference drift
ppm/°C
dB
Common-mode rejection
Power-supply rejection
At dc
At dc
75
65
dB
4
BB [ BURR-BROWN CORPORATION ]
