LTC1400CS8 Linear Technology, LTC1400CS8 Datasheet - Page 5

• Manufacturer Part Number: LTC1400CS8
• Description: IC A/D CONV 12BIT W/SHTDN 8-SOIC
• Manufacturer: Linear Technology

Specifications of LTC1400CS8

• Number Of Bits: 12
• Sampling Rate (per Second): 400k
• Data Interface: MICROWIRE™, Serial, SPI™
• Number Of Converters: 1
• Power Dissipation (max): 160mW
• Voltage Supply Source: Dual ±
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (0.154", 3.90mm Width)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

TYPICAL PERFOR A CE CHARACTERISTICS
–0.25
–0.50
–0.75
–1.00
2.435
2,430
2.425
2.420
2.415
2.410
2.405
2.400
2.395
2.390
1.00
0.75
0.50
0.25
80
70
60
50
40
30
20
10
0
0
–8
10
0
Differential Nonlinearity vs
Output Code
Signal-to-Noise Ratio (Without
Harmonics) vs Input Frequency
Reference Voltage vs
Load Current
f
f
SAMPLE
SAMPLE
–7
512
–6
1024
= 400kHz
= 400kHz
INPUT FREQUENCY (kHz)
LOAD CURRENT (mA)
–5
1536
OUTPUT CODE
–4
2048
100
–3
2560
–2
–1
3072
W
0
3584
1400 TPC01
1400 TPC03
1400 TPC07
1
U
4096
1000
2
–0.25
–0.50
–0.75
–1.00
–100
–100
1.00
0.75
0.50
0.25
–10
–20
–30
–40
–50
–60
–70
–80
–90
–10
–20
–30
–40
–50
–60
–70
–80
–90
0
0
0
10
0
Integral Nonlinearity vs
Output Code
Peak Harmonic or Spurious Noise
vs Input Frequency
Power Supply Feedthrough vs
Ripple Frequency
1
f
f
SAMPLE
f
SAMPLE
SAMPLE
512
V
SS
1024
= 400kHz
= 400kHz
= 400kHz
INPUT FREQUENCY (kHz)
RIPPLE FREQUENCY (kHz)
(V
RIPPLE
10
1536
OUTPUT CODE
V
= 10mV)
CC
2048
100
(V
RIPPLE
2560
100
3072
= 1mV)
3584
1400 TPC02
1400 TPC07.5
1400 TPC08
4096
1000
1000
4500
4000
3500
3000
2500
2000
1500
1000
500
80
70
60
50
40
30
20
10
20
15
10
0
5
0
0
–50
10
10
S/(N + D) vs Input Frequency
and Amplitude
Acquisition Time vs
Source Impedance
Supply Current vs Temperature
f
T
V
V
V
SAMPLE
A
IN
IN
IN
–25
= 25°C
= 0dB
= –20dB
= – 60dB
= 400kHz
INPUT FREQUENCY (kHz)
0
TEMPERATURE (°C)
100
R
25
SOURCE
100
LTC1400
50
(Ω)
f
SAMPLE
1000
75
= 400kHz
100
1400 TPC06
1400 TPC04
1400 TPC05
1400fa
5
10000
1000
125