Datasheet

4
LTC1197/LTC1197L
LTC1199/LTC1199L
The ● denotes the specifications which apply over the full operating temperature range, otherwise specifications are at T
A
= 25°C.
V
CC
= 2.7V, V
REF
= 2.5V (LTC1197L), f
CLK
= f
CLK(MAX)
as defined in Recommended Operating Conditions, unless otherwise noted.
–0.05V to V
CC
+ 0.05V
DYNAMIC ACCURACY
UW
V
CC
= 5V, V
REF
= 5V, f
CLK
= f
CLK(MAX)
as defined in Recommended Operating Conditions, unless otherwise noted.
LTC1197 LTC1199
SYMBOL PARAMETER CONDITIONS MIN TYP MAX MIN TYP MAX UNITS
S/(N + D) Signal-to-Noise Plus 100kHz Input Signal 60 60 dB
Distortion Ratio
THD Total Harmonic Distortion 100kHz Input Signal –64 –64 dB
First 5 Harmonics
Peak Harmonic or Spurious Noise 100kHz Input Signal –68 –68 dB
IMD Intermodulation Distortion f
IN1
= 97.046kHz, f
IN2
= 102.905kHz
2nd Order Terms –65 –65 dB
3rd Order Terms –70 –70 dB
V
CC
= 2.7V, V
REF
= 2.5V, f
CLK
= f
CLK(MAX)
as defined in Recommended Operating Conditions, unless otherwise noted.
LTC1197L LTC1199L
SYMBOL PARAMETER CONDITIONS MIN TYP MAX MIN TYP MAX UNITS
S/(N + D) Signal-to-Noise Plus 50kHz Input Signal 58 58 dB
Distortion Ratio
THD Total Harmonic Distortion 50kHz Input Signal –60 –60 dB
First 5 Harmonics
Peak Harmonic or Spurious Noise 50kHz Input Signal –63 –63 dB
IMD Intermodulation Distortion f
IN1
= 48.5kHz, f
IN2
= 51.5kHz
2nd Order Terms –60 –60 dB
3rd Order Terms –65 –65 dB
LTC1197L LTC1199L
PARAMETER CONDITIONS MIN TYP MAX MIN TYP MAX UNITS
Offset Error ● ±2 ±2 LSB
Linearity Error (Note 3) ● ±1 ±1 LSB
Gain Error ● ±4 ±4 LSB
No Missing Codes Resolution ● 10 10 Bits
Analog Input Range V
Reference Input Range LTC1197L 0.2 V
CC
+ 0.05V V
Analog Input Leakage Current (Note 4) ● ±1 ±1 µA
CO VERTER A D ULTIPLEXER CHARACTERISTICS
U
W
U