LTC1598LCG(RevA) Просмотр технического описания (PDF) - Linear Technology
Номер в каталоге
Компоненты Описание
производитель
LTC1598LCG
(Rev.:RevA)
(Rev.:RevA)
Linear Technology
LTC1598LCG Datasheet PDF : 24 Pages
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TYPICAL PERFORMANCE CHARACTERISTICS
LTC1594L/LTC1598L
Change in Offset
vs Reference Voltage
3.0
TA = 25°C
VCC = 2.7V
2.5 fCLK = 200kHz
fSMPL = 10.5kHz
2.0
1.5
1.0
0.5
0
0.5
1.0
1.5
2.0
2.5
3.0
REFERENCE VOLTAGE (V)
1594L/98L G04
Change in Gain
vs Reference Voltage
–10
–9
TA = 25°C
VCC = 2.7V
–8
fCLK = 200kHz
fSMPL = 10.5kHz
–7
–6
–5
–4
–3
–2
–1
0
1.0 1.2 1.4 1.6 1.8 2.0 2.2 2.4 2.6 2.8
REFERENCE VOLTAGE (V)
1594L/98L G07
Spurious Free Dynamic Range
vs Input Frequency
100
90
80
70
60
50
40
30
20
TA = 25°C
VCC = 2.7V
10 VREF = 2.5V
fSMPL = fSMPL(MAX)
0
1
10
100
INPUT FREQUENCY (kHz)
1594L/98L G10
Change in Offset vs Temperature
0.20
VCC = 2.7V
0.15 VREF = 2.5V
fCLK = 200kHz
0.10 fSMPL = fSMPL(MAX)
0.05
0
– 0.05
– 0.10
– 0.15
– 0.20
0 10 20 30 40 50 60 70
TEMPERATURE (°C)
1594L/98L G05
Differential Nonlinearity vs Code
1
TA = 25°C
VCC = 2.7V
VREF = 2.5V
0.5 fCLK = 200kHz
0
– 0.5
–1
0 512 1024 1536 2048 2560 3072 3584 4096
CODE
1594L/98L G08
S/(N + D) vs Input Level
80
TA = 25°C
70 VCC = 2.7V
VREF = 2.5V
60
fIN = 1kHz
fSMPL = fSMPL(MAX)
50
40
30
20
10
0
– 45 – 40 – 35 – 30 – 25 – 20 – 15 – 10 – 5 0
INPUT LEVEL (dB)
1594L/98/ G11
Change in Linearity
vs Reference Voltage
0.50
0.45
TA = 25°C
VCC = 2.7V
0.40 fCLK = 200kHz
fSMPL = 10.5kHz
0.35
0.30
0.25
0.20
0.15
0.10
0.05
0
1.0 1.2 1.4 1.6 1.8 2.0 2.2 2.4 2.6 2.8
REFERENCE VOLTAGE (V)
1594L/98L G06
Effective Bits and S/(N + D)
vs Input Frequency
12
74
11
68
10
62
9
56
8
50
7
6
5
4
3 TA = 25°C
2 VCC = 2.7V
1
fCLK = 200kHz
fSMPL = 10.5kHz
0
1
10
100
INPUT FREQUENCY (kHz)
1594L/98L G09
Frequency Response
0
10
20
30
40
50
60
70 (MUX + ADC)
TA = 25°C
80 VCC = 2.7V
90
VREF = 2.5V
fSMPL = fSMPL(MAX)
100
1k
10k
100k
1M
10M
INPUT FREQUENCY (Hz)
1594L/98L G12
5
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