參數(shù)資料
型號: LTC1564
廠商: Linear Technology Corporation
英文描述: 10kHz to 150kHz Digitally Controlled Antialiasing Filter and 4-Bit P.G.A
中文描述: 10kHz至150kHz的數(shù)字控制抗混疊濾波器和4位美國PGA
文件頁數(shù): 4/12頁
文件大?。?/td> 227K
代理商: LTC1564
4
LTC1564
TYPICAL PERFOR U
Detail of Stopband Response
Passband Gain, Phase
and Group Delay
f
C
(kHz)
10
G–0.50
–0.25
0
70
110
1564 G04
–0.75
–1.00
30
50
90
130
150
–1.25
–1.50
V
S
= SINGLE 5V
T
A
= 25
°
C
FREQUENCY (kHz)
15
–100
–60
–40
55
1564 G05
–120
–90
–70
–50
–110
–130
–140
25
35
45
65
f
C
= 10kHz
V
S
=
±
5V
T
A
= 25
°
C
FREQUENCY (kHz)
2
G
P
–15
–5
5
10
1546 G06
–25
–35
–20
–10
0
–30
–40
–45
–270
–90
90
–450
–630
–360
–180
0
–540
–720
–810
D
μ
s
300
400
500
200
100
250
350
450
150
50
0
4
6
8
12
GAIN
f
C
= 10kHz
PHASE
GROUP DELAY
Passband Roll-Off at f
IN
= f
C
vs f
C
2
1564 G07
200
μ
s/DIV
OUTPUT
f
= 10kHz
UNITY GAIN
V
S
=
±
5V
INPUT
100
μ
s/DIV
1564 G08
INPUT, 1V/DIV (PULSE WIDTH 10
μ
s)
OUTPUT, 100mV/DIV
f
C
= 10kHz
UNITY GAIN
V
S
=
±
5V
Rectangular Pulse Response
Short-Pulse Response
Triangular-Wave Time Response
SNR vs Input Voltage
THD + Noise vs Input Voltage
(f
C
= 10kHz)
200
μ
s/DIV
5
1564 G09
f
C
= 10kHz
f
= 1kHz
UNITY GAIN
V
S
=
±
5V
INPUT
OUTPUT
INPUT VOLTAGE (V
P-P
)
–80
(
–60
–50
–30
–20
0.001
0.1
1
10
1564 G11
–100
0.01
–40
–70
–90
3V SUPPLY
5V SUPPLY
±
5V SUPPLY
f
C
= 10kHz
f
IN
= 1kHz
INPUT VOLTAGE (V
P-P
)
30
20
10
0
S
50
40
70
60
90
80
110
100
0.001
0.1
1
10
1564 G10
0.01
140
130
120
GAIN = 16
f
C
= 20kHz
GAIN = 1
f
C
= 100kHz
GAIN = 1
f
C
= 20kHz
GAIN = 16
f
C
= 100kHz
LIMIT FOR 5V TOTAL SUPPLY
LIMIT FOR 10V TOTAL SUPPLY
PASSBAND INPUT
(f
IN
< f
C
)
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