LTC1404 LINER [Linear Technology], LTC1404 Datasheet - Page 7

• Manufacturer Part Number: LTC1404
• Description: Complete SO-8, 12-Bit, 600ksps ADC with Shutdown
• Manufacturer: LINER [Linear Technology]

TYPICAL PERFORMANCE CHARACTERISTICS
–100
2.440
2.438
2.436
2.434
2.432
2.430
2.428
2.426
2.424
2.422
2.420
–10
–20
–30
–40
–50
–60
–70
–80
–90
80
70
60
50
40
30
20
10
0
0
–50
10
10
Unipolar Mode S/(N + D) vs Input
Frequency and Amplitude
Bipolar Mode Peak Harmonic or
Spurious Noise vs Input Frequency
Reference Voltage vs Temperature
f
V
V
V
f
SAMPLE
SAMPLE
IN
IN
IN
–25
= 0dB
= –20dB
= –60dB
= 600kHz
= 600kHz
INPUT FREQUENCY (kHz)
INPUT FREQUENCY (kHz)
0
TEMPERATURE ( C)
25
100
100
50
75
W
100
1404 G14
1404 G17
1404 G20
U
1000
1000
125
–100
2.45
2.44
2.43
2.42
2.41
2.40
2.39
–10
–20
–30
–40
–50
–60
–70
–80
–90
80
70
60
50
40
30
20
10
0
0
10
–8
Bipolar Mode S/(N + D) vs Input
Frequency and Amplitude
Reference Voltage vs
Load Current
Unipolar Mode Power Supply
Feedthrough vs Ripple Frequency
1
V
V
V
f
A
A
f
V
SAMPLE
SAMPLE
IN
IN
IN
IN
IN
CC
–7
= 0dB
= –20dB
= –60dB
= 0dB
FREQUENCY = 100kHz
(V
RIPPLE
–6
= 600kHz
INPUT FREQUENCY (kHz)
RIPPLE FREQUENCY (kHz)
= 600kHz
LOAD CURRENT (mA)
–5
10
= 1mV)
–4 –3
100
100
–2
–1
1404 G21
1404 G15
0
1404 G18
1000
1000
1
–100
–100
–10
–20
–30
–40
–50
–60
–70
–80
–90
–10
–20
–30
–40
–50
–60
–70
–80
–90
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
0
0
10
10
Unipolar Mode Peak Harmonic or
Spurious Noise vs Input Frequency
Bipolar Mode Power Supply
Feedthrough vs Ripple Frequency
Acquisition Time vs
Source Impedance
1
f
T
A
A
f
SAMPLE
SAMPLE
A
IN
IN
= 25 C
= 0dB
FREQUENCY = 100kHz
= 600kHz
RIPPLE FREQUENCY (kHz)
SOURCE RESISTANCE ( )
INPUT FREQUENCY (kHz)
= 600kHz
100
10
100
V
SS
V
LTC1404
CC
(V
(V
100
1k
RIPPLE
RIPPLE
= 10mV)
= 1mV)
1404 G22
1404 G16
1404 G19
7
1000
1000
10k