TA
參數(shù)資料
型號(hào): ADA4940-1ARZ
廠商: Analog Devices Inc
文件頁(yè)數(shù): 4/33頁(yè)
文件大小: 0K
描述: IC DIFF ADC DVR 18BIT LN 8SOIC
標(biāo)準(zhǔn)包裝: 98
放大器類型: 差分
電路數(shù): 1
輸出類型: 差分
轉(zhuǎn)換速率: 95 V/µs
-3db帶寬: 260MHz
電流 - 輸入偏壓: 1.1µA
電壓 - 輸入偏移: 60µV
電流 - 電源: 1.25mA
電流 - 輸出 / 通道: 46mA
電壓 - 電源,單路/雙路(±): 3 V ~ 6 V
工作溫度: -40°C ~ 125°C
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: 管件
Data Sheet
ADA4940-1/ADA4940-2
Rev. C | Page 11 of 32
TYPICAL PERFORMANCE CHARACTERISTICS
TA = 25°C, VS = ±2.5 V, G = 1, RF = RG = 1 k, RT = 52.3 (when used), RL = 1 k, unless otherwise noted. See Figure 59 and Figure 60 for the
test circuits.
3
–9
0.1
1
10
100
1000
NO
RM
AL
IZ
E
D
G
AI
N
(
d
B)
FREQUENCY (MHz)
08452-
006
–8
–7
–6
–5
–4
–3
–2
–1
0
1
2
VOUT, dm = 0.1V p-p
G = 2, RL = 1kΩ
G = 2, RL = 200Ω
G = 1, RL = 200Ω
G = 1, RL = 1kΩ
Figure 7. Small Signal Frequency Response for Various Gains and Loads
(LFCSP)
08452-
007
–9
–8
–7
–6
–5
–4
–3
–2
–1
0
1
2
3
0.1
1
10
100
1000
G
AI
N
(
d
B)
FREQUENCY (MHz)
VOUT, dm = 0.1V p-p
VS = ±3.5V
VS = ±2.5V
VS = ±1.5V
Figure 8. Small Signal Frequency Response for Various Supplies (LFCSP)
Figure 9. Small Signal Frequency Response for Various Temperatures (LFCSP)
3
–9
0.1
1
10
100
1000
NO
RM
AL
IZ
E
D
G
AI
N
(
d
B)
FREQUENCY (MHz)
–8
–7
–6
–5
–4
–3
–2
–1
0
1
2
VOUT = 2V p-p
G = 2, RL = 1kΩ
G = 1, RL = 1kΩ
08452-
009
G = 1, RL = 200Ω
G = 2, RL = 200Ω
Figure 10. Large Signal Frequency Response for Various Gains and Loads
08452-
010
–9
–8
–7
–6
–5
–4
–3
–2
–1
0
1
2
3
0.1
1
10
100
1000
G
AI
N
(
d
B)
FREQUENCY (MHz)
VOUT = 2V p-p
VS = ±3.5V
VS = ±2.5V
VS = ±1.5V
Figure 11. Large Signal Frequency Response for Various Supplies
3
–9
1
10
100
1000
G
AI
N
(
d
B)
FREQUENCY (MHz)
–8
–7
–6
–5
–4
–3
–2
–1
0
1
2
VOUT, dm = 2V p-p
08452-
0
1
–40°C
+25°C
+125°C
Figure 12. Large Signal Frequency Response for Various Temperatures
3
–9
1
10
100
1000
G
AI
N
(
d
B)
FREQUENCY (MHz)
–8
–7
–6
–5
–4
–3
–2
–1
0
1
2
VOUT, dm = 0.1V p-p
08452-
008
–40°C
+25°C
+125°C
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