Output High Voltage, V
參數(shù)資料
型號： AD7862AR-10
廠商： Analog Devices Inc
文件頁數(shù)： 10/16頁
文件大?。?/td> 0K
描述： IC ADC 12BIT DUAL 250KSPS 28SOIC
標(biāo)準(zhǔn)包裝： 27
位數(shù)： 12
采樣率（每秒）： 250k
數(shù)據(jù)接口： 并聯(lián)
轉(zhuǎn)換器數(shù)目： 2
功率耗散（最大）： 75mW
電壓電源： 模擬和數(shù)字
工作溫度： -40°C ~ 85°C
安裝類型： 表面貼裝
封裝/外殼： 28-SOIC（0.295"，7.50mm 寬）
供應(yīng)商設(shè)備封裝： 28-SOIC W
包裝： 管件
輸入數(shù)目和類型： 4 個單端，雙極
–3–
REV. 0
AD7862
AB
S
Parameter
Version
1
Version
Units
Test Conditions/Comments
LOGIC OUTPUTS
Output High Voltage, VOH
4.0
V min
ISOURCE = 200
A
Output Low Voltage, VOL
0.4
V max
ISINK = 1.6 mA
DB11–DB0
Floating-State Leakage Current
±10
A max
Floating-State Capacitance
4
10
pF max
Output Coding
AD7862-10, AD7862-3
Twos Complement
AD7863-2
Straight (Natural) Binary
CONVERSION RATE
Conversion Time
3.6
s max
For Both Channels
Track/Hold Acquisition Time
2, 3
0.3
s max
POWER REQUIREMENTS
VDD
+5
V nom
±5% for Specified Performance
IDD
Normal Mode
15
mA max
Standby Mode
25
A max
Logic Inputs = 0 V or VDD
Power Dissipation
Normal Mode
75
mW max
Typically 60 mW
Standby Mode
125
W max
Typically 75
W
NOTES
1Temperature ranges are as follows: A, B Versions: –40
°C to +85°C;
S Version: –55
°C to +125°C.
2 Performance measured through full channel (multiplexer, SHA and ADC).
3See Terminology.
ABSOLUTE MAXIMUM RATINGS*
(TA = +25°C unless otherwise noted)
VDD to AGND . . . . . . . . . . . . . . . . . . . . . . . . . –0.3 V to +7 V
VDD to DGND . . . . . . . . . . . . . . . . . . . . . . . . . –0.3 V to +7 V
AGND to DGND . . . . . . . . . . . . . . . . . . . . . . . . . . . .
±0.3 V
Analog Input Voltage to AGND
AD7862-10 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
±17 V
AD7862-3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
±7V
AD7862-2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +7 V
Reference Input Voltage to AGND . . . –0.3 V to VDD + 0.3 V
Digital Input Voltage to DGND . . . . . –0.3 V to VDD + 0.3 V
Digital Output Voltage to DGND . . . . –0.3 V to VDD + 0.3 V
Operating Temperature Range
Commercial (A, B Version) . . . . . . . . . . .
–40
°C to +85°C
Extended (S Version) . . . . . . . . . . . . . . . . –55
°C to +125°C
Storage Temperature Range . . . . . . . . . . . . –65
°C to +150°C
Junction Temperature . . . . . . . . . . . . . . . . . . . . . . . . +150
°C
Plastic DIP Package, Power Dissipation . . . . . . . . . . 670 mW
θ
JA Thermal Impedance
. . . . . . . . . . . . . . . . . . . . 116
°C/W
Lead Temperature, (Soldering 10 sec) . . . . . . . . . . +260
°C
Ceramic DIP Package, Power Dissipation . . . . . . . . . 670 mW
θ
JA Thermal Impedance
. . . . . . . . . . . . . . . . . . . . 116
°C/W
Lead Temperature, (Soldering 10 sec) . . . . . . . . . . +260
°C
SOIC Package, Power Dissipation . . . . . . . . . . . . . . . 450 mW
θ
JA Thermal Impedance
. . . . . . . . . . . . . . . . . . . . 110
°C/W
Lead Temperature, Soldering
Vapor Phase (60 sec) . . . . . . . . . . . . . . . . . . . . . +215
°C
Infrared (15 sec) . . . . . . . . . . . . . . . . . . . . . . . . . +220
°C
SSOP Package, Power Dissipation . . . . . . . . . . . . . . . 450 mW
θ
JA Thermal Impedance
. . . . . . . . . . . . . . . . . . . . 110
°C/W
Lead Temperature, Soldering
Vapor Phase (60 sec) . . . . . . . . . . . . . . . . . . . . . +215
°C
Infrared (15 sec) . . . . . . . . . . . . . . . . . . . . . . . . . +220
°C
*Stresses above those listed under “Absolute Maximum Ratings” may cause
permanent damage to the device. This is a stress rating only and functional
operation of the device at these or any other conditions above those listed in the
operational sections of this specification is not implied. Exposure to absolute
maximum rating conditions for extended periods may affect device reliability.
ORDERING GUIDE
Input
Relative
Temperature
Package
Model
Input
Accuracy
Range
Description
Option
AD7862AR-10
±10 V
±1 LSB
–40
°C to +85°C
28-Bit Small Outline Package
R-28
AD7862BR-10
±10 V
±1 LSB
–40
°C to +85°C
28-Bit Small Outline Package
R-28
AD7862ARS-10
±10 V
±1 LSB
–40
°C to +85°C
28-Bit Shrink Small Outline Package
RS-28
AD7862AN-10
±10 V
±1 LSB
–40
°C to +85°C
28-Bit Plastic DIP
N-28
AD7862SQ-10
±10 V
±1 LSB
–55
°C to +125°C
28-Bit Cerdip
Q-28
AD7862AR-3
±2.5 V
±1 LSB
–40
°C to +85°C
28-Bit Small Outline Package
R-28
AD7862BR-3
±2.5 V
±1 LSB
–40
°C to +85°C
28-Bit Small Outline Package
R-28
AD7862ARS-3
±2.5 V
±1 LSB
–40
°C to +85°C
28-Bit Shrink Small Outline Package
RS-28
AD7862AN-3
±2.5 V
±1 LSB
–40
°C to +85°C
28-Plastic DIP
N-28
AD7862AR-2
0 V to 2.5 V
±1 LSB
–40
°C to +85°C
28-Bit Small Outline Package
R-28
AD7862ARS-2
0 V to 2.5 V
±1 LSB
–40
°C to +85°C
28-Bit Shrink Small Outline Package
RS-28
4Sample tested @ +25
°C to ensure compliance.
Specifications subject to change without notice.
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