VP = 5 V, V
參數(shù)資料
型號: AD8305ACP-R2
廠商: Analog Devices Inc
文件頁數(shù): 21/24頁
文件大小: 0K
描述: IC LOGARITHM CONV 100DB 16-LFCSP
產(chǎn)品變化通告: Product Discontinuance 27/July/2010
設計資源: Interfacing ADL5315 to Translinear Logarithmic Amplifier (CN0056)
Interfacing ADL5317 High Side Current Mirror to a Translinear Logarithmic Amplifier in an Avalanche Photodiode Power Detector
標準包裝: 1
類型: 對數(shù)轉換器
應用: 光纖
安裝類型: 表面貼裝
封裝/外殼: 16-VFQFN 裸露焊盤,CSP
供應商設備封裝: 16-LFCSP-VQ
包裝: 標準包裝
其它名稱: AD8305ACP-R2DKR
AD8305
Rev. B | Page 6 of 24
TYPICAL PERFORMANCE CHARACTERISTICS
VP = 5 V, VN = 0 V, RREF = 200 kΩ, TA = 25°C, unless otherwise noted.
IPD (A)
1.4
0
1n
V
LO
G
(V
)
1.2
1.0
0.8
0.6
0.4
0.2
10n
10
1001m
10m
1.6
TA = –40°C, 0°C, +25°C, +70°C, +85°C
VN = 0V
–40°C
+25°C
+85°C
0°C
+70°C
100n
1
03
05
3-
00
3
Figure 3. VLOG vs. IPD for Multiple Temperatures
1.4
0
V
LO
G
(
V)
1.2
1.0
0.8
0.6
0.4
0.2
1.6
–40°C
1.8
TA = –40°C, 0°C, +25°C, +70°C, +85°C
VN = 0V
+25°C
+85°C
0°C
+70°C
IREF (A)
1n
10n
10
100
1m
10m
100n
1
03
05
3-
00
4
Figure 4. VLOG vs. IREF for Multiple Temperatures
1.4
0
V
LO
G
(V
)
1.2
1.0
0.8
0.6
0.4
0.2
1.6
1.8
10nA
100nA
1A
10A
100A
1mA
IPD (A)
1n
10n
10
100
1m
10m
100n
1
0
30
53
-0
05
Figure 5. VLOG vs. IPD for Multiple Values of IREF (Decade Steps from 10 nA to 1 mA)
IPD (A)
1.5
–2.0
ER
R
O
R
;d
B
(1
0m
V/
d
B
)
1.0
0.5
0
–0.5
–1.0
–1.5
–40°C
2.0
0°C
+70°C
+25°C
TA = –40°C, 0°C, +25°C, +70°C, +85°C
VN = 0V
1n
10n
10
1001m
10m
100n
1
+85°C
03
05
3-
00
6
Figure 6. Law Conformance Error vs. IPD (at IREF = 10 μA) for Multiple
Temperatures, Normalized to 25°C
1.5
–2.0
E
RRO
R;
d
B
(10m
V
/d
B
)
1.0
0.5
0
–0.5
–1.0
–1.5
–40°C
2.0
0°C
+70°C
+85°C
+25°C
TA = –40°C, 0°C, +25°C, +70°C, +85°C
VN = 0V
IPD (A)
1n
10n
10
1001m
10m
100n
1
03
05
3-
0
07
Figure 7. Law Conformance Error vs. IREF (at IPD = 10 μA) for Multiple
Temperatures, Normalized to 25°C
0.4
–0.3
E
R
O
R
;d
B
(1
0m
V
/d
B
)
0.3
0.2
0.1
0
–0.1
–0.2
0.5
–0.4
–0.5
1A
10A
100A
1mA
10nA
100nA
IPD (A)
1n
10n
10
100
1m
10m
100n
1
0
305
3-
0
08
Figure 8. Law Conformance Error vs. IPD for Multiple Values of IREF (Decade Steps
from 10 nA to 1 mA)
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