rev. 0
ad5260/ad5262
–12–
频率 – hz
增益 – db
1k 1M
–54
6
–48
–42
–36
–30
–24
–18
–12
–6
0
10k 100k
代号 = ff
H
01
H
02
H
04
H
08
H
10
H
20
H
40
H
80
H
T
一个
= 25
C
tpc 18. 增益 vs. 频率 vs. 代号
R
AB
= 50 k
W
频率 – hz
normalized 增益 flatness – 0.1db/div
0dB
100 100k1k 10k
代号 = 80
H
V
DD
/v
SS
=
5V
T
一个
= 25
C
r = 20k
r = 200k
r = 50k
tpc 21. normalized 增益
flatness vs. 频率
20mv/div
1
s/div
5v/div
tpc 24. mid-规模 glitch
活力, 代号 80
H
至 7f
H
频率 – hz
增益 – db
1k 100k
–54
6
–48
–42
–36
–30
–24
–18
–12
–6
0
10k
代号 = ff
H
01
H
02
H
04
H
08
H
10
H
20
H
40
H
80
H
T
一个
= 25
C
tpc 19. 增益 vs. 频率 vs.
代号 r
AB
= 200 k
W
频率 – hz
I
逻辑
–
一个
10k 10M
0
600
1M
100
100k
200
300
400
500
代号 ff
H
V
DD
/v
SS
= +5v/0v
V
DD
/v
SS
=
5V
代号 55
H
tpc 22. I
逻辑
vs. 频率
5v/div
20
s/div
5v/div
tpc 25. 大 信号 安排好 时间
频率 – hz
增益 – db
1k 1M
–54
6
–48
–42
–36
–30
–24
–18
–12
–6
0
10k 100k
–3dB
带宽
V
在
= 50mv rms
V
DD
/v
SS
=
5V
f
–3dB
= 310khz, r = 20k
f
–3dB
= 131khz, r = 50k
f
–3dB
= 30khz, r = 200k
tpc 20. –3 db 带宽
频率 – hz
psrr – db
100 1M
0
600
10k
100
1k
200
300
400
500
100k
–psrr @ v
DD
=
5v 直流
10% p-p 交流
+psrr @ v
DD
=
5v 直流
10% p-p 交流
代号 = 80
H
, v
一个
= v
DD
, v
B
= 0v
tpc 23. psrr vs. 频率
10mv/div
40ns/div
tpc 26. 数字的 feedthrough vs. 时间
: 点此下载
