Datasheet

7
LTC1854/LTC1855/LTC1856
185456fa
TEMPERATURE (°C)
–50
–0.25
CHANNEL-TO-CHANNEL OFFSET
ERROR MATCHING (LSB)
–0.15
–0.05
0.05
–25
0
25 50
185456 G18
75
0.15
0.25
–0.20
–0.10
0
0.10
0.20
100
TYPICAL PERFOR A CE CHARACTERISTICS
UW
LTC1855 SINAD
vs Input Frequency
LTC1855 Total Harmonic
Distortion vs Input Frequency
LTC1855 Channel-to-Channel
Offset Error Matching vs
Temperature
LTC1854 Channel-to-Channel
Offset Error Matching vs
Temperature
LTC1854 Total Harmonic
Distortion vs Input Frequency
LTC1854 SINAD
vs Input Frequency
INPUT FREQUENCY (kHz)
1
74
SINAD (dB)
78
82
90
10 100
185456 G10
86
76
80
88
84
INPUT FREQUENCY (kHz)
1
–110
TOTAL HARMONIC DISTORTION (dB)
–100
–90
–70
10 100
185456 G11
–80
TEMPERATURE (°C)
–50
–1.0
CHANNEL-TO-CHANNEL
OFFSET ERROR MATCHING (LSBs)
–0.5
0
0.5
1.0
–25 0 25 50
185456 G12
75 100
LTC1856 SINAD
vs Input Frequency
LTC1856 Total Harmonic
Distortion vs Input Frequency
LTC1856 Channel-to-Channel
Offset Error Matching vs
Temperature
INPUT FREQUENCY (kHz)
1
60
SINAD (dB)
85
10 100
185456 G13
65
70
80
75
INPUT FREQUENCY (kHz)
1
–110
TOTAL HARMONIC DISTORTION (dB)
–100
–90
–60
10 100
185456 G14
–80
–70
TEMPERATURE (°C)
–50
–0.5
CHANNEL-TO-CHANNEL
OFFSET ERROR MATCHING (LSBs)
–0.25
0
0.25
0.5
–25 0 25 50
185456 G15
75 100
INPUT FREQUENCY (kHz)
1
60
SINAD (dB)
65
70
80
10 100
185456 G16
75
INPUT FREQUENCY (kHz)
TOTAL HARMONIC DISTORTION (dB)
–60
–70
–80
185456 G17
–110
–90
–100
100
110