LTC1865L View Datasheet(PDF) - Linear Technology

Part Name

Description

MFG CO.

LTC1865L

µPower, 3V, 16-Bit, 150ksps 1- and 2-Channel ADCs in MSOP

Linear Technology

'LTC1865L' PDF : 16 Pages View PDF

1 2 3 4 5 6 7 8 9 10 Next

LTC1864L/LTC1865L
TYPICAL PERFOR A CE CHARACTERISTICS
Change in Offset vs
Reference Voltage
20
15
10
fS = 150kHz
TA = 25°C
VCC = 3.6V
5
0
–5
–10
–15
–20
0
1
2
3
4
REFERENCE VOLTAGE (V)
1864L/65L G10
Change in Gain Error vs
Temperature
5
4
VCC = 2.7V
VREF = 2.5V
3
2
1
0
–1
–2
–3
–4
–5
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
1864L/65L G13
Change in Offset vs Temperature
5
4
VCC = 2.7V
VREF = 2.5V
3
2
1
0
–1
–2
–3
–4
–5
–50 –25
0 25 50 75 100 125
TEMPERATURE (°C)
1864L/65L G11
Histogram of 4096 Conversions
of a DC Input Voltage
1200
1000
1040
800
648 689
600
576
407
400
291
200
169
152
52
0 07
45 20 0 0
30 31 32 33 34 35 36 37 38 39 40 41 42 43 44
CODE
1864L/65L G14
Change in Gain Error vs
Reference Voltage
5
4
fS = 150kHz
TA = 25°C
3 VCC = 3.6V
2
1
0
–1
–2
–3
–4
–5
0
1
2
3
4
REFERENCE VOLTAGE (V)
1864L/65L G12
4096 Point FFT Nonaveraged
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
–130
0
fS = 125kHz
TA = 25°C
VCC = 3V
VIN = 0.946045kHz
VREF = 3V
5 10 15 20 25 30 35 40 45 50 55 60 65
INPUT FREQUENCY (kHz)
1864L/65L G15
SINAD vs Input Frequency
100
90
SNR
80
70
60
SINAD
50
40
30
20
10
0
1
fS = 125kHz
TA = 25°C
VCC = 3V
VIN = 0dB
VREF = 3V
10
100
INPUT FREQUENCY (kHz)
1864L/65L G16
THD vs Input Frequency
0
fS = 125kHz
–10 TA = 25°C
–20
VCC = 3V
VIN = 0dB
–30 VREF = 3V
–40
–50
–60
–70
–80
–90
–100
1
10
100
INPUT FREQUENCY (kHz)
1864L/65L G17
SFDR vs Input Frequency
100
90
80
70
60
50
40
30
20
10
0
1
fS = 125kHz
TA = 25°C
VCC = 3V
VIN = 0dB
VREF = 3V
10
100
INPUT FREQUENCY (kHz)
1864L/65L G18
6
sn18645L 18645Lfs

Share Link: