參數(shù)資料
型號: EVAL-AD7719EB
廠商: Analog Devices, Inc.
英文描述: Connector Backshell
中文描述: 低電壓,低功耗,工廠校準(zhǔn),16-/24-Bit雙ADC
文件頁數(shù): 5/40頁
文件大小: 367K
代理商: EVAL-AD7719EB
REV. 0
–5–
AD7719–SPECIFICATIONS
1
Parameter
AD7719B
Unit
Test Conditions
LOGIC INPUTS
All Inputs Except SCLK and XTAL1
2
V
INL
, Input Low Voltage
0.8
0.4
2.0
V max
V max
V min
DV
DD
= 5 V
DV
DD
= 3 V
DV
DD
= 3 V or 5 V
V
INH
, Input High Voltage
SCLK Only (Schmitt-Triggered Input)
2
V
T(+)
V
T(
)
V
T(+)
V
T(
)
V
T(+)
V
T(
)
V
T(+)
V
T(
)
XTAL1 Only
2
V
INL
, Input Low Voltage
V
INH
, Input High Voltage
V
INL
, Input Low Voltage
V
INH
, Input High Voltage
Input Currents
1.4/2
0.8/1.4
0.3/0.85
0.95/2
0.4/1.1
0.3/0.85
V min/V max
V min/V max
V min/V max
V min/V max
V min/V max
V min/V max
DV
DD
= 5 V
DV
DD
= 5 V
DV
DD
= 5 V
DV
DD
= 3 V
DV
DD
= 3 V
DV
DD
= 3 V
0.8
3.5
0.4
2.5
±
10
70
V max
V min
V max
V min
μ
A max
μ
A max
DV
DD
= 5 V
DV
DD
= 5 V
DV
DD
= 3 V
DV
DD
= 3 V
V
IN
= DV
DD
V
IN
= DGND, Typically
40
μ
A at 5 V
and
20
μ
A at 3 V
All Digital Inputs
Input Capacitance
2
10
pF typ
LOGIC OUTPUTS (Excluding XTAL2)
V
OH
, Output High Voltage
2
V
OL
, Output Low Voltage
2
V
OH
, Output High Voltage
2
V
OL
, Output Low Voltage
2
Floating-State Leakage Current
Floating-State Output Capacitance
Data Output Coding
DV
DD
0.6
0.4
4
0.4
±
10
±
10
Binary
Offset Binary
V min
V max
V min
V max
μ
A max
pF typ
DV
DD
= 3 V, I
SOURCE
= 100
μ
A
DV
DD
= 3 V, I
SINK
= 100
μ
A
DV
DD
= 5 V, I
SOURCE
= 200
μ
A
DV
DD
= 5 V, I
SINK
= 1.6 mA
Unipolar Mode
Bipolar Mode
I/O PORT
7
I/O Port Voltages Are with Respect to
AV
DD
and AGND
AV
DD
= 5 V
AV
DD
= 3 V
AV
DD
= 3 V or 5 V
V
IN
= AV
DD
V
IN
= AGND, Typically
40
μ
A at AV
DD
= 5 V
and
20
μ
A at AV
DD
= 3 V
All Digital Inputs
AV
DD
= 3 V, I
SOURCE
= 100
μ
A
AV
DD
= 3 V, I
SINK
= 100
μ
A
AV
DD
= 5 V, I
SOURCE
= 200
μ
A
AV
DD
= 5 V, I
SINK
= 1.6 mA
V
INL
, Input Low Voltage
2
0.8
0.4
2.0
±
10
70
V max
V max
V min
μ
A max
μ
A max
V
INH
, Input High Voltage
2
Input Currents
Input Capacitance
V
OH
, Output High Voltage
2
V
OL
, Output Low Voltage
2
V
OH
, Output High Voltage
2
V
OL
, Output Low Voltage
2
Floating-State Output Leakage Current
Floating-State Output Capacitance
10
AV
DD
0.6
0.4
4
0.4
±
10
±
10
pF typ
V min
V max
V min
V max
μ
A max
pF typ
START-UP TIME
From Power-On
From Idle Mode
From Power-Down Mode
300
1
1
300
ms typ
ms typ
ms typ
ms typ
Osc. Active in Power-Down
Osc. Powered Down
POWER REQUIREMENTS
Power Supply Voltages
AV
DD
AGND
2.7/3.6
4.75/5.25
2.7/3.6
4.75/5.25
V min/max
V min/max
V min/max
V min
AV
DD
= 3 V nom
AV
DD
= 5 V nom
DV
DD
= 3 V nom
DV
DD
= 5 V nom
DV
DD
DGND
Power Supply Currents
DI
DD
Current (Normal Mode)
12
0.6
0.75
mA max
mA max
DV
DD
= 3 V, 0.5 mA typ
DV
DD
= 5 V, 0.6 mA typ
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