參數(shù)資料
型號: AD7788BRM
廠商: ANALOG DEVICES INC
元件分類: ADC
英文描述: Low Power, 16-/24-Bit Sigma-Delta ADC
中文描述: 1-CH 16-BIT DELTA-SIGMA ADC, SERIAL ACCESS, PDSO10
封裝: MO-187BA, MSOP-10
文件頁數(shù): 5/20頁
文件大?。?/td> 288K
代理商: AD7788BRM
AD7788/AD7789
AD7788/AD7789 SPECIFICATIONS
Table 3.
Rev. 0 | Page 5 of 20
Parameter
LOGIC INPUTS
All Inputs Except SCLK
1
V
INL
, Input Low Voltage
V
INH
, Input High Voltage
SCLK Only (Schmitt-Triggered Input)
1
V
T
(+)
V
T
(–)
V
T
(+) – V
T
(–)
V
T
(+)
V
T
(–)
V
T
(+) - V
T
(–)
Input Currents
Input Capacitance
LOGIC OUTPUTS
V
OH
, Output High Voltage
1
V
OL
, Output Low Voltage
1
V
OH
, Output High Voltage
1
V
OL
, Output Low Voltage
1
Floating-State Leakage Current
Floating-State Output Capacitance
Data Output Coding
POWER REQUIREMENTS
2
Power Supply Voltage
V
DD
– GND
Power Supply Currents
I
DD
Current
I
DD
(Power-Down Mode)
AD7788A, B/
AD7789B
0.8
0.4
2.0
1.4/2
0.8/1.4
0.3/0.85
0.9/2
0.4/1.1
0.3/0.85
±1
10
V
DD
– 0.6
0.4
4
0.4
±1
10
Offset Binary
2.5/5.25
2.7/5.25
75
80
1
Unit
V max
V max
V min
V min/V max
V min/V max
V min/V max
V min/V max
V min/V max
V min/V max
μA max
pF typ
V min
V max
V min
V max
μA max
pF typ
V min/max
V min/max
μA max
μA max
μA max
Test Conditions/Comments
V
DD
= 5 V
V
DD
= 3 V
V
DD
= 3 V or 5 V
V
DD
= 5 V
V
DD
= 5 V
V
DD
= 5 V
V
DD
= 3 V
V
DD
= 3 V
V
DD
= 3 V
V
IN
= V
DD
All Digital Inputs
V
DD
= 3 V, I
SOURCE
= 100 μA
V
DD
= 3 V, I
SINK
= 100 μA
V
DD
= 5 V, I
SOURCE
= 200 μA
V
DD
= 5 V, I
SINK
= 1.6 mA
AD7789, AD7788B Grade
AD7788A Grade
65 μA typ, V
DD
= 3.6 V
73 μA typ, V
DD
= 5.25 V
1
Specification is not production tested but is supported by characterization data at initial product release.
2
Digital inputs equal to V
DD
or GND.
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