參數(shù)資料
型號: AD7836
廠商: Analog Devices, Inc.
英文描述: Quad 14-Bit DAC(14位四通道D/A轉換器)
中文描述: 四路14位DAC(14位四通道的D / A轉換器)
文件頁數(shù): 12/12頁
文件大?。?/td> 168K
代理商: AD7836
AD7836
–12–
REV. 0
C
P
to –5 V. Now these can be used to provide the negative refer-
ence voltages for the V
REF
(–) inputs on the AD7836. However,
the digital signals driving the DACs need to be level shifted
from the 0 V to +5 V range to the –5 V to 0 V range. Figure 22
shows a typical application circuit to provide programmable ref-
erence capabilities for the AD7836.
*
ADDITIONAL PINS OMITTED FOR CLARITY
+5V
8/10-BIT
DAC
V
DD
V
DD
GND
–5V
LOGIC LEVEL
SHIFT
GND
SCLK
SDATA
CONTROLLER
DATA BUS
SCLK
DIN
FSIN
/
CS
ADDR BUS
0V to -5V
0V to 5V
8/10-BIT
DAC
SCLK
DIN
FSIN
/
CS
ADDR
DECODER
V
REF
(+)A
V
REF
(–) A
AD7836
*
V
OUT
A
AGND
V
OUT
DATA BUS
A0,A1,A2
Figure 22. Programmable Reference Generation for the AD7836
OUT LINE DIME NSIONS
Dimensions shown in inches and (mm).
44-Pin PQFP (S-44)
0.548 (13.925)
0.546 (13.875)
0.398 (10.11)
0.390 (9.91)
TOP VIEW
(PINS DOWN)
1
33
34
4
4
11
12
23
22
0.033 (0.84)
0.029 (0.74)
0.016 (0.41)
0.012 (0.30)
0.083 (2.11)
0.077 (1.96)
0.040 (1.02)
0.032 (0.81)
0.040 (1.02)
0.032 (0.81)
SEATING
PLANE
0.096 (2.44)
MAX
0.037 (0.94)
0.025 (0.64)
8
°
0.8
°
相關PDF資料
PDF描述
AD7837 Complete, Dual 12-Bit MDACs(完備的雙12位乘法D/A轉換器)
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AD7855 3 V to 5 V Single Supply, 600 kSPS 12-Bit Sampling ADCs(單電源,600kSPS12位采樣A/D轉換器)
AD7856AN 5 V Single Supply, 8-Channel 14-Bit 285 kSPS Sampling ADC
AD7856AR 5 V Single Supply, 8-Channel 14-Bit 285 kSPS Sampling ADC
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