参数资料
型号: AD5245BRJZ50-R2
厂商: Analog Devices Inc
文件页数: 2/20页
文件大小: 0K
描述: IC DGTL POT 256POS SOT-23-8 T/R
标准包装: 1
接片: 256
电阻(欧姆): 50k
电路数: 1
温度系数: 标准值 45 ppm/°C
存储器类型: 易失
接口: I²C(设备位址)
电源电压: 2.7 V ~ 5.5 V
工作温度: -40°C ~ 125°C
安装类型: 表面贴装
封装/外壳: SOT-23-8
供应商设备封装: SOT-23-8
包装: 标准包装
其它名称: AD5245BRJZ50-R2DKR
AD5245
Rev. B | Page 10 of 20
CODE (Decimal)
–50
0
50
100
150
200
32
096
64
128
160
192
224
256
RH
E
O
S
TA
T
MO
D
E
T
E
MP
C
O
(p
p
m
C
)
0
34
36
-0
1
5
Figure 16. Rheostat Mode Tempco RWB/T vs. Code
CODE (Decimal)
–20
0
20
40
60
80
100
120
140
160
32
096
64
128
160
192
224
256
P
O
T
E
NT
IO
M
E
T
E
R
M
O
D
E
T
E
M
P
CO
(
p
m
C)
03
436
-0
1
6
Figure 17. Potentiometer Mode Tempco VWB/T vs. Code
1k
10k
100k
1M
0
–6
–12
–18
–24
–30
–36
–42
–48
–54
–60
0x80
0x40
0x20
0x10
0x08
0x04
0x02
0x01
REF LEVEL
0.000dB
/DIV
6.000dB
MARKER 1 000 000.000Hz
MAG (A/R)
–8.918dB
START 1 000.000Hz
STOP 1 000 000.000Hz
03
43
6-
01
7
Figure 18. Gain vs. Frequency vs. Code, RAB = 5 k
1k
10k
100k
1M
0
–6
–12
–18
–24
–30
–36
–42
–48
–54
–60
0x80
0x40
0x20
0x10
0x08
0x04
0x02
0x01
REF LEVEL
0.000dB
/DIV
6.000dB
MARKER 510 634.725Hz
MAG (A/R)
–9.049dB
START 1 000.000Hz
STOP 1 000 000.000Hz
03
43
6-
01
8
Figure 19. Gain vs. Frequency vs. Code, RAB = 10 k
1k
10k
100k
1M
0
–6
–12
–18
–24
–30
–36
–42
–48
–54
–60
0x80
0x40
0x20
0x10
0x08
0x04
0x02
0x01
REF LEVEL
0.000dB
/DIV
6.000dB
MARKER 100 885.289Hz
MAG (A/R)
–9.014dB
START 1 000.000Hz
STOP 1 000 000.000Hz
034
36
-0
1
9
Figure 20. Gain vs. Frequency vs. Code, RAB = 50 k
1k
10k
100k
1M
0
–6
–12
–18
–24
–30
–36
–42
–48
–54
–60
0x80
0x40
0x20
0x10
0x08
0x04
0x02
0x01
REF LEVEL
0.000dB
/DIV
6.000dB
MARKER 54 089.173Hz
MAG (A/R)
–9.052dB
START 1 000.000Hz
STOP 1 000 000.000Hz
03
43
6-
0
2
0
Figure 21. Gain vs. Frequency vs. Code, RAB = 100 k
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