LTC2379-18
The
l
denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at T
A
= 25°C. (Note 4)
SYMBOL
V
IN
+
V
IN
–
V
IN
+ – V
IN
–
V
CM
I
IN
C
IN
CMRR
PARAMETER
Absolute Input Range (IN
+
)
Absolute Input Range (IN
–
)
Input Differential Voltage Range
Common-Mode Input Range
Analog Input Leakage Current
Analog Input Capacitance
Input Common Mode Rejection Ratio
Sample Mode
Hold Mode
f
IN
= 800kHz
CONDITIONS
(Note 5)
(Note 5)
V
IN
= V
IN
+ – V
IN
–
l
l
l
l
l
ELECTRICAL CHARACTERISTICS
MIN
–0.05
–0.05
–V
REF
V
REF
/2–
0.1
TYP
MAX
V
REF
+ 0.05
V
REF
+ 0.05
+V
REF
UNITS
V
V
V
V
μA
pF
pF
dB
V
REF
/2
V
REF
/2+
0.1
±1
45
5
86
The
l
denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at T
A
= 25°C. (Note 4)
SYMBOL PARAMETER
Resolution
No Missing Codes
Transition Noise
INL
DNL
BZE
FSE
Integral Linearity Error
Differential Linearity Error
Bipolar Zero-Scale Error
Bipolar Zero-Scale Error Drift
Bipolar Full-Scale Error
Bipolar Full-Scale Error Drift
(Note 7)
l
CONVERTER CHARACTERISTICS
CONDITIONS
l
l
l
l
l
MIN
18
18
TYP
MAX
UNITS
Bits
Bits
0.8
(Note 6)
(Note 7)
–2
–0.9
–9
–40
±0.8
±0.2
0
3
±7
±0.05
40
2
0.9
9
LSB
RMS
LSB
LSB
LSB
mLSB/°C
LSB
ppm/°C
DYNAMIC ACCURACY
SYMBOL PARAMETER
SINAD
SNR
The
l
denotes the specifications which apply over the full operating temperature range,
otherwise specifications are at T
A
= 25°C and A
IN
= –1dBFS. (Notes 4, 8)
CONDITIONS
f
IN
= 2kHz, V
REF
= 5V
f
IN
= 2kHz, V
REF
= 5V, (H-Grade)
Signal-to-Noise Ratio
f
IN
= 2kHz, V
REF
= 5V
f
IN
= 2kHz, V
REF
= 5V, REF/DGC = GND
f
IN
= 2kHz, V
REF
= 2.5V
f
IN
= 2kHz, V
REF
= 5V, (H-Grade)
f
IN
= 2kHz, V
REF
= 5V, REF/DGC = GND, (H-Grade)
f
IN
= 2kHz, V
REF
= 2.5V, (H-Grade)
THD
Total Harmonic Distortion
f
IN
= 2kHz, V
REF
= 5V
f
IN
= 2kHz, V
REF
= 5V, REF/DGC = GND
f
IN
= 2kHz, V
REF
= 2.5V
f
IN
= 2kHz, V
REF
= 5V, (H-Grade)
f
IN
= 2kHz, V
REF
= 5V, REF/DGC = GND, (H-Grade)
f
IN
= 2kHz, V
REF
= 2.5V, (H-Grade)
l
l
l
l
l
l
l
l
l
l
l
l
l
l
MIN
97.5
96.8
98.1
96.3
92.3
97.7
95.8
92
TYP
101
101
101.2
99
96
101.2
99
96
–120
–119
–107
–120
–119
–107
122
34
500
4
MAX
UNITS
dB
dB
dB
dB
dB
dB
dB
dB
Signal-to-(Noise + Distortion) Ratio
–106
–103
–99.6
–104
–100
–99.4
dB
dB
dB
dB
dB
dB
dB
MHz
ps
ps
ns
237918fa
SFDR
Spurious Free Dynamic Range
–3dB Input Bandwidth
Aperture Delay
Aperture Jitter
Transient Response
f
IN
= 2kHz, V
REF
= 5V
Full-Scale Step
200
3
LINEAR [ LINEAR INTEGRATED SYSTEMS ]
