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參數資料
| 型號： | AD7628KR |
| 廠商： | ANALOG DEVICES INC |
| 元件分類： | DAC |
| 英文描述： | CMOS Dual 8-Bit Buffered Multiplying DAC |
| 中文描述： | DUAL, PARALLEL, 8 BITS INPUT LOADING, 8-BIT DAC, PDSO20 |
| 封裝： | SOIC-20 |
| 文件頁數： | 5/8頁 |
| 文件大小： | 193K |
| 代理商： | AD7628KR |
AD7628
–5–
REV. A
T able I. Unipolar Binary Code T able
DAC Latch Contents
MSB
LSB
Analog Output
(DAC A or DAC B)
1 1 1 1 1 1 1 1
±
V
IN
255
256
±
V
IN
0
1 0 0 0 0 0 0 1
±
V
IN
129
256
1 0 0 0 0 0 0 0
±
V
IN
128
256
2
0 1 1 1 1 1 1 1
±
V
IN
127
256
0 0 0 0 0 0 0 1
±
V
IN
1
256
0 0 0 0 0 0 0 0
±
V
IN
0
256
NOT E: 1 LSB = (2
–8
)(V
IN
) =
1
256
V
IN
(
)
Figure 4. Dual DAC Unipolar Binary Operation (2 Quadrant Multiplication). See Table I.
Figure 5. Dual DAC Bipolar Operation (4 Quadrant Multiplication). See Table II.
T able II. Bipolar (Offset Binary) Code T able
DAC Latch Contents
MSB
LSB
Analog Output
(DAC A or DAC B)
1 1 1 1 1 1 1 1
+
V
IN
127
128
1
128
1 0 0 0 0 0 0 1
+
V
IN
1 0 0 0 0 0 0 0
0
0 1 1 1 1 1 1 1
±
V
IN
1
128
127
128
0 0 0 0 0 0 0 1
±
V
IN
0 0 0 0 0 0 0 0
±
V
IN
128
128
NOT E: 1 LSB = (2
–7
)(V
IN
) =
1
128
V
IN
(
)
T able III. Recommended T rim Resistor Values
T rim
Resistor
K/B/T
R1; R3
R2; R4
500
150
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相關代理商/技術參數 |
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| AD7628KR-REEL | 制造商:Analog Devices 功能描述: |
| AD7628KRZ | 功能描述:IC DAC 8BIT DUAL W/BUFF 20-SOIC RoHS:是 類別:集成電路 (IC) >> 數據采集 - 數模轉換器 系列:- 產品培訓模塊:LTC263x 12-, 10-, and 8-Bit VOUT DAC Family 特色產品:LTC2636 - Octal 12-/10-/8-Bit SPI VOUT DACs with 10ppm/°C Reference 標準包裝:91 系列:- 設置時間:4µs 位數:10 數據接口:MICROWIRE?，串行，SPI? 轉換器數目:8 電壓電源:單電源 功率耗散（最大）:2.7mW 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:14-WFDFN 裸露焊盤 供應商設備封裝:14-DFN-EP（4x3） 包裝:管件 輸出數目和類型:8 電壓，單極 采樣率（每秒）:* |
| AD7628KRZ | 制造商:Analog Devices 功能描述:IC 8-BIT DAC |
| AD7628KRZ-REEL | 功能描述:IC DAC DUAL 8BIT BUFFERED 20SOIC RoHS:是 類別:集成電路 (IC) >> 數據采集 - 數模轉換器 系列:- 產品培訓模塊:Data Converter Fundamentals DAC Architectures 設計資源:Unipolar, Precision DC Digital-to-Analog Conversion using AD5450/1/2/3 8-14-Bit DACs (CN0052) Precision, Bipolar, Configuration for AD5450/1/2/3 8-14bit Multiplying DACs (CN0053) AC Signal Processing Using AD5450/1/2/3 Current Output DACs (CN0054) Programmable Gain Element Using AD5450/1/2/3 Current Output DAC Family (CN0055) Single Supply Low Noise LED Current Source Driver Using a Current Output DAC in the Reverse Mode (CN0139) 標準包裝:10,000 系列:- 設置時間:- 位數:12 數據接口:DSP，MICROWIRE?，QSPI?，串行，SPI? 轉換器數目:1 電壓電源:單電源 功率耗散（最大）:- 工作溫度:-40°C ~ 125°C 安裝類型:表面貼裝 封裝/外殼:SOT-23-8 薄型，TSOT-23-8 供應商設備封裝:TSOT-23-8 包裝:帶卷 (TR) 輸出數目和類型:1 電流，單極；1 電流，雙極 采樣率（每秒）:2.7M |
| AD7628TE | 制造商:Rochester Electronics LLC 功能描述:CMOS DUAL 8 BIT D/A CONV - Bulk |
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