參數(shù)資料
型號： ADS1226IRGVRG4
廠商： Analog Devices, Inc.
英文描述： 24-Bit Analog-to-Digital Converter with One- and Two-Channel Differential Inputs and Internal Oscillator
中文描述： 24位模擬數(shù)字轉(zhuǎn)換器與單和雙通道差分輸入和內(nèi)部振蕩器
文件頁數(shù)： 4/24頁
文件大?。?/td> 398K
代理商： ADS1226IRGVRG4
www.ti.com
ADS1225
ADS1226
SBAS346–MAY 2006
ELECTRICAL CHARACTERISTICS (continued)
All specifications at T
A
= –40
°
C to +105
°
C, AVDD = +5V, DVDD = +3V, and V
REF
= +5V, unless otherwise noted.
ADS1225, ADS1226
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Digital Input/Output
V
IH
V
IL
V
OH
V
OL
0.8 DVDD
DVDD + 0.1
V
GND – 0.1
0.2 DVDD
V
Logic
levels
I
OH
= 1mA
I
OL
= 1mA
0.8 DVDD
V
0.2 DVDD
V
Input leakage
±
10
μ
A
Power Supply
AVDD
2.7
5.5
V
DVDD
2.7
5.5
V
Shutdown
< 1
μ
A
μ
A
μ
A
μ
A
μ
A
μ
A
μ
A
μ
A
mW
AVDD = 5V, converting, buffer off
285
AVDD current
AVDD = 5V, converting, buffer on
405
AVDD = 3V, converting, buffer off
265
AVDD = 3V, converting, buffer on
385
Shutdown
< 1
DVDD current
DVDD = 5V, converting
90
DVDD = 3V, converting
55
AVDD = 5V, DVDD = 3V, buffer off
1.6
2.5
Total power dissipation
AVDD = DVDD = 3V, buffer off
1
mW
Temperature Range
Specified
–40
+105
°
C
°
C
°
C
Operating
–55
+125
Storage
–60
+150
4
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