LTC1403/LTC1403A
3
1403fc
For more information www.linear.com/LTC1403
converter characteristics
PARAMETER CONDITIONS
LTC1403 LTC1403H LTC1403A LTC1403AH
UNITSMIN TYP MAX MIN TYP MAX MIN TYP MAX MIN TYP MAX
Resolution (No Missing Codes)
l
12 12 14 14 Bits
Integral Linearity Error (Notes 4, 5, 18)
l
–2 ±0.25 2 –2 ±0.25 2 –4 ±0.5 4 –4 ±0.5 4 LSB
Offset Error (Notes 4, 18)
l
–10 ±1 10 –20 ±2 20 –20 ±2 20 –30 ±2 30 LSB
Gain Error (Note 4, 18)
l
–30 ±5 30 –40 ±5 40 –60 ±10 60 –80 ±10 80 LSB
Gain Tempco Internal Reference (Note 4)
External Reference
±15
±1
±15
±1
±15
±1
±15
±1
ppm/°C
ppm/°C
The l denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at T
A
= 25°C. With internal reference. V
DD
= 3V
SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
V
IN
Analog Differential Input Range (Notes 3, 9) 2.7V ≤ V
DD
≤ 3.3V
l
0 to 2.5 V
V
CM
Analog Common Mode + Differential Input Range (Note 10) 0 to V
DD
V
I
IN
Analog Input Leakage Current
l
1 µA
C
IN
Analog Input Capacitance 13 pF
t
ACQ
Sample-and-Hold Acquisition Time (Note 6)
l
39 ns
t
AP
Sample-and-Hold Aperture Delay Time 1 ns
t
JITTER
Sample-and-Hold Aperture Delay Time Jitter 0.3 ps
CMRR Analog Input Common Mode Rejection Ratio f
IN
= 1MHz, V
IN
= 0V to 3V
f
IN
= 100MHz, V
IN
= 0V to 3V
–60
–15
dB
dB
analog input
The l denotes the specifications which apply over the full operating temperature range, otherwise
specifications are at T
A
= 25°C. V
DD
= 3V
The
l denotes the specifications which apply over the full operating temperature range,
otherwise specifications are at T
A
= 25°C. V
DD
= 3V
Dynamic accuracy
SYMBOL PARAMETER CONDITIONS
LTC1403/LTC1403H LTC1403A/LTC1403AH
UNITSMIN TYP MAX MIN TYP MAX
SINAD Signal-to-Noise Plus
Distortion Ratio
100kHz Input Signal
1.4MHz Input Signal
1.4MHz Input Signal (H Grade)
100kHz Input Signal, External V
REF
= 3.3V,
V
DD
≥ 3.3V
750kHz Input Signal, External V
REF
= 3.3V,
V
DD
≥ 3.3V
l
l
68
67
70.5
70.5
70.5
72
72
70
69
73.5
73.5
73.0
76.3
76.3
dB
dB
dB
dB
dB
THD T
otal Harmonic
Distortion
100kHz First 5 Harmonics
1.4MHz First 5 Harmonics
l
–87
–83
–76
–90
–86
–78
dB
dB
SFDR
Spurious Free
Dynamic Range
100kHz Input Signal
1.4MHz Input Signal
–87
–83
–90
–86
dB
dB
IMD
Intermodulation
Distortion
1.25V to 2.5V 1.25MHz into A
IN
+
, 0V to 1.25V,
1.2MHz into A
IN
–
–82 –82 dB
Code-to-Code
Transition Noise
V
REF
= 2.5V (Note 18) 0.25 1 LSB
RMS
Full Power Bandwidth V
IN
= 2.5V
P-P
, SDO = 11585LSB
P-P
(Note 15) 50 50 MHz
Full Linear Bandwidth S/(N + D) ≥ 68dB 5 5 MHz