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參數資料
型號: AD7628TQ
廠商: ANALOG DEVICES INC
元件分類: DAC
英文描述: ECONOLINE: REC2.2-S_DRW(Z)/H* - 2.2W DIP Package- 1kVDC Isolation- Regulated Output- 4.5-9V, 9-18V, 18-36V, 36-72V Wide Input Range 2 : 1- UL94V-0 Package Material- Continuous Short Circiut Protection- Cost Effective- 100% Burned In- Efficiency to 84%
中文描述: DUAL, PARALLEL, 8 BITS INPUT LOADING, 8-BIT DAC, CDIP20
封裝: 0.300 INCH, CERDIP-20
文件頁數: 8/8頁
文件大小: 193K
代理商: AD7628TQ
AD7628
–8–
REV. A
ME CHANICAL INFORMAT ION
OUT LINE DIME NSIONS
Dimensions shown in inches and (mm).
C
P
DIGIT ALLY CONT ROLLE D DUAL
T E LE PHONE AT T E NUAT OR
In this configuration, the AD7628 functions as a 2-channel
digitally controlled attenuator; ideal for stereo audio and tele-
phone signal level control applications. T able IV gives input
codes vs. attenuation for a 0 dB to 15.5 dB range.
Input Code = 256
×
10 exp
Attenuation, dB
20
Figure 15. Digitally Controlled Dual Telephone Attenuator
T able IV. Attenuation vs. DAC A, DAC B Code for the
Circuit of Figure 15
DAC Input
Code in
Decimal Attn. dB
DAC Input
Code
Code in
Decimal
Attn. dB Code
0.
0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
4.5
5.0
5.5
6.0
6.5
7.0
7.5
1 1 1 1 1 1 1 1
1 1 1 1 0 0 1 0
1 1 1 0 0 1 0 0
1 1 0 1 0 1 1 1
1 1 0 0 1 0 1 1
1 1 0 0 0 0 0 0
1 0 1 1 0 1 0 1
1 0 1 0 1 0 1 1
1 0 1 0 0 0 1 0
1 0 0 1 1 0 0 0
1 0 0 1 0 0 0 0
1 0 0 0 1 0 0 0
1 0 0 0 0 0 0 0
0 1 1 1 0 0 1
0 1 1 1 0 0 1 0
0 1 1 0 1 1 0 0
255
242
228
215
203
192
181
171
162
152
144
136
128
121
114
108
8.0
8.5
9.0
9.5
10.0
10.5
11.0
11.5
12.0
12.5
13.0
13.5
14.0
14.5
15.0
15.5
0 1 1 0 0 1 1 0
0 1 1 0 0 0 0 0
0 1 0 1 1 0 1 1
0 1 0 1 0 1 1 0
0 1 0 1 0 0 0 1
0 1 0 0 1 1 0 0
0 1 0 0 1 0 0 0
0 1 0 0 0 1 0 0
0 1 0 0 0 0 0 0
0 0 1 1 1 1 0 1
0 0 1 1 1 0 0 1
0 0 1 1 0 1 1 0
0 0 1 1 0 0 1
0 0 1 1 0 0 0 0
0 0 1 0 1 1 1 0
0 0 1 0 1 0 1 1
102
96
91
86
81
76
72
68
64
61
57
54
51
48
46
43
20-Pin Cerdip (Q Suffix)
20-Pin Plastic DIP (N Suffix)
20-T erminal
Leadless Chip
Carrier (E Suffix)
20-T erminal
Plastic Leaded
Chip Carrier (P Suffix)
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相關代理商/技術參數
參數描述
AD7628TQ/883B 制造商:Analog Devices 功能描述:DAC 2-CH R-2R 8-bit 20-Pin CDIP Tube 制造商:Analog Devices 功能描述:DAC 2CH R-2R 8BIT 20CDIP - Rail/Tube
AD7630ACP 制造商:Analog Devices 功能描述:500KSPS 18-BIT ADC S/W PROG. INPUT RANGES - Bulk
AD7630AST 制造商:Analog Devices 功能描述:500KSPS 18-BIT ADC S/W PROG. INPUT RANGES - Bulk
AD7631 制造商:AD 制造商全稱:Analog Devices 功能描述:14-Bit, 1 MSPS, Differential, Programmable Input PulSAR ADC
AD7631ACP 制造商:Analog Devices 功能描述:800KSPS 18-BIT ADC S/W PROG. INPUT RANGES - Bulk
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