参数资料
型号: AD8335ACPZ-REEL
厂商: Analog Devices Inc
文件页数: 26/28页
文件大小: 0K
描述: IC AMP VGA QUAD 64LFCSP
产品变化通告: AD8335 Metal Mask Change 12/Jul/2010
标准包装: 2,500
系列: X-AMP®
类型: 可变增益放大器
应用: 信号处理
安装类型: 表面贴装
封装/外壳: 64-VFQFN 裸露焊盘,CSP
供应商设备封装: 64-LFCSP-VQ(9x9)
包装: 带卷 (TR)
配用: AD8335-EVALZ-ND - BOARD EVALUATION FOR AD8335
Data Sheet
AD8335
Rev. B | Page 7 of 28
TYPICAL PERFORMANCE CHARACTERISTICS
VS = 5 V, TA = 25°C, RL = 500 Ω, f = 5 MHz, CL = 10 pF, low gain range (10 dB to +38 dB), RFB = 249 Ω (PrA RIN = 50 Ω) and signal
voltage specified differential, per channel performance, unless otherwise noted.
–20
–10
0
10
20
30
40
50
GA
IN
(
d
B
)
1.0
1.5
0
0.5
2.0
2.5
3.0
VGAIN (V)
04
97
6-
0
02
LOW GAIN
HIGH GAIN
+85°C
+25°C
–40°C
Figure 3. Gain vs. VGAIN at Three Temperatures (See Figure 49)
–2.0
–1.5
–1.0
–0.5
0
0.5
G
AI
N
E
RRO
R
(
d
B)
1.0
1.5
2.0
1.0
1.5
0
0.5
2.0
2.5
3.0
VGAIN (V)
049
76
-003
+85°C, LOW GAIN
+85°C, HIGH GAIN
+25°C, LOW GAIN
+25°C, HIGH GAIN
–40°C, LOW GAIN
–40°C, HIGH GAIN
Figure 4. Gain Error vs. VGAIN at Three Temperatures (See Figure 49)
–6.0
–4.0
–2.0
0
2.0
G
AI
N
E
R
RO
R
(
d
B
)
4.0
6.0
1.0
1.5
0
0.5
2.0
2.5
3.0
VGAIN (V)
049
76
-00
4
1MHz
5MHz
10MHz
20MHz
Figure 5. Gain Error vs. VGAIN at Various Frequencies (See Figure 49)
0
2
4
6
8
10
12
14
16
18
20
–0.6 –0.5 –0.4 –0.3 –0.2
0
0.4
–0.1
0.1 0.2 0.3
0.5 0.6
%
OF
U
N
IT
S
GAIN ERROR (dB)
04
97
6-
00
5
420 CHANNELS
(105 UNITS)
VGAIN = 1.5V
Figure 6. Gain Error Histogram
%
O
F
U
N
IT
S
CHANNEL-TO-CHANNEL GAIN MATCH (dB)
04
97
6-
0
06
–1.
0
–0.
9
–0.
8
–0.
7
–0.
6
–0.
5
–0.
4
–0.
3
–0.
2
–0.
1
0
0.
1
0.
2
0.
3
0.
4
0.
5
0.
6
0.
7
0.
8
0.
9
1.
0
–1
.0
–0
.9
–0
.8
–0
.7
–0
.6
–0
.5
–0
.4
–0
.3
–0
.2
–0
.1
0
0.
1
0.
2
0.
3
0.
4
0.
5
0.
6
0.
7
0.
8
0.
9
1.
0
5
10
15
20
25
0
5
10
15
20
25
420 CHANNELS
(105 UNITS)
VGAIN = 1.0V
VGAIN = 2.0V
CH1 TO CH2
CH1 TO CH4
CH1 TO CH3
Figure 7. Gain Match Histogram for VGAIN = 1 V and 2 V
0
5
10
15
20
25
30
35
40
45
%T
O
TA
L
GAIN SCALING FACTOR
0
497
6-
0
07
20.4
19.9
20.0
20.1
20.2
20.3
420 CHANNELS
(105 UNITS)
0.5V < VGAIN < 2.5V
Figure 8. Gain Scaling Factor Histogram for 0.5 V < VGAIN< 2.5 V
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