參數(shù)資料
型號(hào)： LTC6603IUF#PBF
廠商： Linear Technology
文件頁(yè)數(shù)： 22/24頁(yè)
文件大小： 0K
描述： IC FILTER LOWPASS 24-QFN
標(biāo)準(zhǔn)包裝： 91
濾波器類型： 低通
頻率 - 截止或中心： 80MHz
濾波器數(shù)： 2
濾波器階數(shù)： 9th
電源電壓： 2.7 V ~ 3.6 V
安裝類型： 表面貼裝
封裝/外殼： 24-WFQFN 裸露焊盤
供應(yīng)商設(shè)備封裝： 24-QFN 裸露焊盤（4x4）
包裝： 管件
產(chǎn)品目錄頁(yè)面： 1323 (CN2011-ZH PDF)
LTC6603
7
6603fa
TYPICAL PERFORMANCE CHARACTERISTICS
Gain and Group Delay
vs Frequency
Distortion vs Input Frequency
Gain and Group Delay
vs Frequency
Distortion vs Input Frequency
Distortion vs Output Voltage
Filter Cutoff Accuracy
vs Supply Voltage
Filter Cutoff Accuracy
vs Temperature
FREQUENCY (Hz)
GAIN
(dB)
6603 G06
30
10
0
20
–60
–40
–50
–30
–20
–10
–70
GROUP
DELA
Y
(ns)
3.5
3.1
2.9
3.3
1.7
2.1
1.9
2.3
2.5
2.7
1.5
10k
1M
10M
100k
RBIAS = 30.9k, VS = 3V
LPF1 = 0, LPF0 = 1,
BW = 625kHz
TA = 25°C
GAIN = 24dB
GAIN = 0dB
GROUP DELAY
GAIN = 6dB
GAIN = 12dB
FREQUENCY (Hz)
GAIN
(dB)
6603 G07
30
10
0
20
–60
–40
–50
–30
–20
–10
–70
GROUP
DELA
Y
(μs)
12.0
11.0
10.5
11.5
7.5
8.5
8.0
9.0
9.5
10.0
7.0
1k
100k
1M
10k
RBIAS = 30.9k, VS = 3V
LPF1 = LPF0 = 0,
BW = 156.25kHz
TA = 25°C
GAIN = 24dB
GAIN = 0dB
GROUP DELAY
GAIN = 6dB
GAIN = 12dB
INPUT FREQUENCY (kHz)
100
DISTOR
TION
(dBc)
–50
–60
–80
–70
–90
900
1700
500
1300
6603 G08
RBIAS = 30.9k, VS = 3V
LPF1 = 1, BW = 2.5MHz
VOUT = 2VP-P, TA = 25°C
HD2, GAIN = 24dB
HD3, GAIN = 24dB
HD3, GAIN = 0dB
HD2, GAIN = 0dB
INPUT FREQUENCY (kHz)
100
DISTOR
TION
(dBc)
–60
–65
–80
–85
–70
–75
–90
900
500
6603 G09
700
300
1100
RBIAS = 54.9k, VS = 3V
LPF1 = 1, BW = 1.41MHz
TA = 25°C
HD2, GAIN = 24dB
HD3, GAIN = 24dB
HD3, GAIN = 0dB
HD2, GAIN = 0dB
INPUT FREQUENCY (kHz)
20
DISTOR
TION
(dBc)
–60
–65
–80
–85
–70
–75
–90
420
220
6603 G10
320
120
520
RBIAS = 30.9k, VS = 3V
LPF1 = 0, LPF0 = 1, BW = 625kHz
VOUT = 2VP-P, TA = 25°C
HD2, GAIN = 24dB
HD3, GAIN = 0dB
HD2, GAIN = 0dB
HD3, GAIN = 24dB
INPUT FREQUENCY (kHz)
10
DISTOR
TION
(dBc)
–70
–75
–90
–95
–80
–85
–100
90
50
6603 G11
70
30
110
130
150
RBIAS = 30.9k, VS = 3V
LPF1 = LPF0 = 0, BW = 156.25kHz
VOUT = 2VP-P, TA = 25°C
HD2, GAIN = 24dB
HD3, GAIN = 0dB
HD2, GAIN = 0dB
HD3, GAIN = 24dB
OUTPUT VOLTAGE (VP-P)
1.0
DISTOR
TION
(dBc)
–60
–70
–90
–80
–100
1.8
1.4
6603 G11
1.6
1.2
2.0 2.2 2.4 2.6 2.8 3.0
RBIAS = 30.9k, VS = 3V, LPF1 = 0, LPF0 = 1,
BW = 2.5MHz, GAIN = 24dB, TA = 25°C
HD2, f = 1MHz
HD2, f = 200kHz
HD3, f = 1MHz
HD3, f = 200kHz
SUPPLY VOLTAGE (V)
2.7
FIL
TER
CUTOFF
FREQUENCY
DEVIA
TION
(%)
0.2
–0.6
–0.4
–0.5
–0.3
–0.2
–0.1
0.0
0.1
–0.8
–0.7
–0.9
3.1
2.9
6603 G13
3.0
2.8
3.2 3.3 3.4 3.5 3.6
RBIAS = 30.9k
TA = 25°C
LPF1 = LPF0 = 0, BW = 156.25kHz
LPF1 = 0, LPF0 = 1,
BW = 625kHz
LPF1 = 1, BW = 2.5MHz
TEMPERATURE (°C)
–50
FIL
TER
CUTOFF
FREQUENCY
DEVIA
TION
(%)
1.0
–0.6
–0.2
–0.4
0.0
0.2
0.4
0.6
0.8
–0.8
30
–10
6603 G14
10
–30
50
70
90
VS = 3V
RBIAS = 30.9k
BW = 2.5MHz
BW = 156.25kHz
BW = 625kHz
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