參數(shù)資料
型號： ADA4941-1YRZ-RL
廠商： Analog Devices Inc
文件頁數(shù)： 2/25頁
文件大小： 0K
描述： IC DIFF ADC DRIVER 18BIT 8SOIC
設(shè)計資源： Converting a Single-Ended Signal with AD7982 Differential PulSAR ADC (CN0032)
Converting a Single-Ended Signal with AD7984 Differential PulSAR ADC (CN0033)
標(biāo)準(zhǔn)包裝： 2,500
類型： ADC 驅(qū)動器
應(yīng)用： 數(shù)據(jù)采集
安裝類型： 表面貼裝
封裝/外殼： 8-SOIC（0.154"，3.90mm 寬）
供應(yīng)商設(shè)備封裝： 8-SO
包裝： 帶卷 (TR)
ADA4941-1
Rev. C | Page 9 of 24
2
–16
–15
–14
–13
–12
1
100
FREQUENCY (MHz)
N
OR
M
A
LIZE
D
C
LOS
E
D
-LOOP
GA
IN
(
dB
)
1
0
–1
–2
–3
–11
–4
–5
–6
–7
–8
–9
–10
10
G = +4
G = +10
G = +2
G = –2
VO, dm = 0.1V p-p
05704-
010
Figure 11. Small Signal Frequency Response for Various Gains
2
–16
–15
–14
–13
–12
1
100
10
1000
FREQUENCY (MHz)
N
OR
M
A
LIZE
D
C
LOS
E
D
-LOOP
GA
IN
(
dB
)
1
0
–1
–2
–3
–11
–4
–5
–6
–7
–8
–9
–10
CL = 0pF
CL = 20pF
VO, dm = 0.1V p-p
05704-
011
Figure 12. Small Signal Frequency Response for Various Capacitive Loads
2
–16
–15
–14
–13
–12
1
10
1000
FREQUENCY (MHz)
N
OR
M
A
LIZE
D
C
LOS
E
D
-LOOP
GA
IN
(
dB
)
1
0
–1
–2
–3
–11
–4
–5
–6
–7
–8
–9
–10
VREF = 0.05V p-p
VS = +5V
VS = ±5V
VS = +3V
05704-
012
Figure 13. REF Input Small Signal Frequency Response for Various Supplies
2
–16
–15
–14
–13
–12
1
10
1000
FREQUENCY (MHz)
N
OR
M
A
LIZE
D
C
LOS
E
D
-LOOP
GA
IN
(
dB
)
1
0
–1
–2
–3
–11
–4
–5
–6
–7
–8
–9
–10
100
G = +4
G = +10
G = +2
G = –2
VO, dm = 2V p-p
05704-
013
Figure 14. Large Signal Frequency Response for Various Gains
2
–16
–15
–14
–13
–12
0.1
10
1
1000
FREQUENCY (MHz)
NO
RM
AL
IZ
E
D
G
AI
N
(
d
B)
1
0
–1
–2
–3
–11
–4
–5
–6
–7
–8
–9
–10
100
VO, dm = 2V p-p
VO, dm = 6V p-p
VO, dm = 0.1V p-p
05704-
014
Figure 15. Frequency Response for Various Output Amplitudes
–70
–140
0.1
10
1
1000
FREQUENCY (kHz)
D
IS
TOR
TION
(
dB
c
)
100
05704-
015
HD3
HD2
RL = 2k
RL = 1k
RL = 500
VO, dm = 2V p-p
VREF = MIDSUPPLY
–80
–90
–100
–110
–120
–130
Figure 16. Distortion vs. Frequency for Various Loads
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ADA4950-1YCPZ-RL 功能描述:IC AMP DIFF LP 114MA 16LFCSP RoHS:是 類別:集成電路 (IC) >> Linear - Amplifiers - Instrumentation 系列:- 標(biāo)準(zhǔn)包裝:50 系列:- 放大器類型:J-FET 電路數(shù):2 輸出類型:- 轉(zhuǎn)換速率:3.5 V/µs 增益帶寬積:1MHz -3db帶寬:- 電流 - 輸入偏壓:30pA 電壓 - 輸入偏移:2000µV 電流 - 電源:200µA 電流 - 輸出 / 通道:- 電壓 - 電源，單路/雙路(±):7 V ~ 36 V，±3.5 V ~ 18 V 工作溫度:0°C ~ 70°C 安裝類型:通孔 封裝/外殼:8-DIP（0.300"，7.62mm） 供應(yīng)商設(shè)備封裝:8-PDIP 包裝:管件
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