參數資料
型號: DAC7631E
廠商: TEXAS INSTRUMENTS INC
元件分類: DAC
英文描述: SERIAL INPUT LOADING, 8 us SETTLING TIME, 16-BIT DAC, PDSO20
封裝: GREEN, SSOP-20
文件頁數: 10/22頁
文件大?。?/td> 600K
代理商: DAC7631E
18
DAC7631
Figure 16 shows a DAC7631 in a 4mA to 20mA current
output configuration. The output current can be determined
by Equation 3:
I
VV
N
V
OUT =
+
25
05
125
65 536
05
125
.– .
,
.
(3)
At full-scale, the output current is 16mA, plus the 4mA, for
the zero current. At zero scale the output current is the offset
current of 4mA (0.5V/125
).
FIGURE 16. 4-to-20mA Digitally Controlled Current Source (1/2 DAC7631).
Reset DAC Registers
Chip Select
Load
DGND
V
DD
SDI
CLK
CS
V
CC
I
OUT
125
V
PROGRAMMED
AGND
1
2
3
4
5
6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
DAC7631
OPA2350
+V
+2.5V
V
REFH Sense
V
REFH
V
REFL Sense
V
REFL
SDO
V
SS
V
OUT Sense
V
OUT
NC
RSTSEL
RST
LOAD
Serial Data In
Clock
Load DAC Registers
LDAC
Serial Data Out
+
0.1
F1F
+5V
20k
80k
100
2200pF
1000pF
100
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相關代理商/技術參數
參數描述
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DAC7631E1K 制造商:BB 制造商全稱:BB 功能描述:Serial Input, 16-Bit, Voltage Output DIGITAL-TO-ANALOG CONVERTER
DAC7631EB 功能描述:數模轉換器- DAC Serial Input 16-Bit Voltage Output RoHS:否 制造商:Texas Instruments 轉換器數量:1 DAC 輸出端數量:1 轉換速率:2 MSPs 分辨率:16 bit 接口類型:QSPI, SPI, Serial (3-Wire, Microwire) 穩(wěn)定時間:1 us 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:SOIC-14 封裝:Tube
DAC7631EB 制造商:Texas Instruments 功能描述:IC 16BIT DAC SERIAL SMD