參數(shù)資料
型號(hào): AD8305ACP-R2
廠(chǎng)商: Analog Devices Inc
文件頁(yè)數(shù): 23/24頁(yè)
文件大?。?/td> 0K
描述: IC LOGARITHM CONV 100DB 16-LFCSP
產(chǎn)品變化通告: Product Discontinuance 27/July/2010
設(shè)計(jì)資源: Interfacing ADL5315 to Translinear Logarithmic Amplifier (CN0056)
Interfacing ADL5317 High Side Current Mirror to a Translinear Logarithmic Amplifier in an Avalanche Photodiode Power Detector
標(biāo)準(zhǔn)包裝: 1
類(lèi)型: 對(duì)數(shù)轉(zhuǎn)換器
應(yīng)用: 光纖
安裝類(lèi)型: 表面貼裝
封裝/外殼: 16-VFQFN 裸露焊盤(pán),CSP
供應(yīng)商設(shè)備封裝: 16-LFCSP-VQ
包裝: 標(biāo)準(zhǔn)包裝
其它名稱(chēng): AD8305ACP-R2DKR
AD8305
Rev. B | Page 8 of 24
FREQUENCY (Hz)
10
–50
100
V
OU
T
(V
)
0
–10
–20
–30
–40
1k
10k
100k
1M
10M
100M
1A
100A
1mA
10nA
100nA
10A
03
05
3-
0
15
Figure 15. Small Signal AC Response (5% Sine Modulation), from IPD to VOUT
(G = 1) for IPD in Decade Steps from 10 nA to 1 mA, IREF = 10 μA
FREQUENCY (Hz)
100
1k
10k
100k
1M
10M
100M
10
–50
N
O
RM
A
L
IZ
E
D
RE
S
P
O
NS
E
(
d
B)
0
–10
–20
–30
–40
1A
100A
1mA
10nA 100nA
10A
03
05
3-
0
16
Figure 16. Small Signal AC Response (5% Sine Modulation), from IREF to VOUT
(G = 1) for IREF in Decade Steps from 10 nA to 1 mA, IPD = 10 μA
FREQUENCY (Hz)
10
100
(
V
r
m
s/
√Hz
)
1
100
0.1
0.01
1k
10k
100k
1M
10M
1A
10A
10nA
100nA
100A
03
05
3-
01
7
Figure 17. Spot Noise Spectral Density at VOUT (G = 1) vs. Frequency for IPD in
Decade Steps from 10 nA to 1 mA
10k
100k
1M
10M
100M
FREQUENCY (Hz)
3
N
O
R
M
A
L
IZ
ED
R
ESP
O
N
SE
(d
B
)
0
–3
–6
–9
–12
AV = 5
AV = 2.5
AV = 2
AV = 1
03
05
3-
01
8
Figure 18. Small Signal AC Response of the Buffer for Various Closed-Loop
Gains (RL = 1 kΩ CL < 2 pF)
TEMPERATURE (°C)
2.0
V
OS
DRI
F
T
(
m
V
)
1.5
1.0
0.5
0
–0.5
–1.0
–1.5
90
80
60
40
20
0
–20
10
30
50
70
–10
–30
–40
–2.0
MEAN + 3σ
MEAN – 3σ
03
05
3-
0
19
Figure 19. Buffer Input Offset Drift vs. Temperature (3σ to Either Side of
Mean)
10n
100n
1
10
100
10m
1m
IPD (A)
6
(m
V
r
m
s)
5
4
3
2
1
0
0
30
53
-02
0
Figure 20. Total Wideband Noise Voltage at VOUT vs. IPD (G = 1)
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