參數(shù)資料
型號(hào): LTC6910-1ITS8#TRPBF
廠商: Linear Technology
文件頁數(shù): 5/24頁
文件大?。?/td> 0K
描述: IC PGA DIGITAL R-R I/O TSOT23-8
標(biāo)準(zhǔn)包裝: 2,500
放大器類型: 可編程增益
電路數(shù): 1
輸出類型: 滿擺幅
轉(zhuǎn)換速率: 16 V/µs
增益帶寬積: 11MHz
電壓 - 輸入偏移: 1500µV
電流 - 電源: 3.5mA
電流 - 輸出 / 通道: 35mA
電壓 - 電源,單路/雙路(±): 2.7 V ~ 10.5 V,±2.7 V ~ 5.25 V
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: SOT-23-8 薄型,TSOT-23-8
供應(yīng)商設(shè)備封裝: TSOT-23-8
包裝: 帶卷 (TR)
LTC6910-1
LTC6910-2/LTC6910-3
13
6910123fa
TYPICAL PERFOR A CE CHARACTERISTICS
UW
LTC6910-3 Output Voltage Swing
vs Load Current
TEMPERATURE (
°C)
–0.02
GAIN
CHANGE
(dB)
–0.01
0
0.01
0.02
6910 G19
–50
0
50
150
100
GAIN = 7
GAIN = 4
GAIN = 1
VS = ± 2.5V
OUTPUT UNLOADED
FREQUENCY (Hz)
0
GAIN
(dB)
10
20
–5
5
15
1k
100
100k
1M
10M
6910 G20
–10
10k
GAIN OF 7
GAIN OF 6
GAIN OF 5
GAIN OF 4
GAIN OF 3
GAIN OF 2
GAIN OF 1
VS = ±5V
VIN = 10mVRMS
GAIN
0
–3dB
FREQUENCY
(MHz)
2.0
4.0
8.0
7.0
5.0
3.0
1.0
6910 G21
6.0
VIN = 10mVRMS
VS = 2.7V
VS = ±5V
13
10
24
5
6 78 9
LTC6910-3 Frequency Response
LTC6910-3 –3dB Bandwidth
vs Gain Setting
LTC6910-3 Power Supply
Rejection vs Frequency
LTC6910-3 Noise Density
vs Frequency
OUTPUT CURRENT (mA)
OUTPUT
VOTLAGE
SWING
(V)
(REFERRED
TO
SUPPLY
VOLTAGE)
+VS
–VS
0.01
1
10
100
6910 G22
0.1
+VS – 0.5
–VS + 0.5
+VS – 1.0
–VS + 1.0
+VS – 1.5
–VS + 1.5
+VS – 2.0
–VS + 2.0
VS = ±2.5V
125
°C
25
°C
–40
°C
SOURCE
SINK
FREQUENCY (kHz)
20
REJECTION
(dB)
80
90
10
0
70
40
60
50
30
0.1
10
100
1000
6910 G23
1
+SUPPLY
–SUPPLY
VS = ±2.5V
GAIN = 1
FREQUENCY (kHz)
1
10
100
6910 G24
1
10
100
GAIN = 1
GAIN = 4
GAIN = 7
INPUT-REFERRED
VS = ±2.5V
TA = 25°C
VOLTAGE
NOISE
DENSITY
(nV/
Hz)
LTC6910-3 Distortion with Light
Loading (RL = 10k)
LTC6910-3 THD + Noise
vs Input Voltage
FREQUENCY (kHz)
0
–60
–50
–30
150
6910 G25
–70
–80
50
100
200
–90
–100
–40
0.1
0.3
3
0.03
0.01
0.003
0.001
1
THD
(AMPLITUDE
BELOW
FUNDAMENTAL)
(dB)
THD
(%)
VS = ±2.5V
VOUT = 1VRMS (2.83VP-P)
THD MEASURES HD2 AND HD3
GAIN = 7
GAIN = 1
GAIN = 4
FREQUENCY (kHz)
0
–60
–50
–30
150
6910 G26
–70
–80
50
100
GAIN = 7
GAIN = 1
200
–90
–100
–40
0.1
0.3
3
0.03
0.01
0.003
0.001
1
THD
(AMPLITUDE
BELOW
FUNDAMENTAL)
(dB)
THD
(%)
VS = ±2.5V
VOUT = 1VRMS (2.83VP-P)
THD MEASURES HD2 AND HD3
GAIN = 4
INPUT VOLTAGE (VP-P)
0.01
–60
(THD
+
NOISE)/SIGNAL
(dB)
–50
–40
–30
–20
0.1
1
10
6910 G27
–70
–80
–100
–110
–90
fIN = 1kHz
VS = ±5V
NOISE BW = 22kHz
GAIN SETTING = 7
GAIN SETTING = 4
GAIN SETTING = 1
LTC6910-3 Distortion with Heavy
Loading (RL = 500)
LTC6910-3 Gain Shift
vs Temperature
(LTC6910-3)
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