參數(shù)資料
型號(hào): AD7812
廠商: Analog Devices, Inc.
英文描述: 350 kSPS, 10-Bit 4-/8-Channel Sampling ADCs(350kSPS八通道采樣A/D轉(zhuǎn)換器)
中文描述: 350 kSPS的,10位4-/8-Channel采樣ADC(350kSPS八通道采樣的A / D轉(zhuǎn)換器)
文件頁(yè)數(shù): 4/20頁(yè)
文件大?。?/td> 215K
代理商: AD7812
AD7811/AD7812
–4–
REV. A
ABSOLUTE MAXIMUM RATINGS*
V
DD
to DGND . . . . . . . . . . . . . . . . . . . . . . . . . –0.3 V to +7 V
Digital Input Voltage to DGND (
CONVST
, SCLK, RFS, TFS,
DIN
,
A0) . . . . . . . . . . . . . . . . . . . . . . . –0.3 V, V
DD
+ 0.3 V
Digital Output Voltage to DGND (DOUT)
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –0.3 V, V
DD
+ 0.3 V
REF
IN
to AGND . . . . . . . . . . . . . . . . . . . –0.3 V, V
DD
+ 0.3 V
Analog Inputs
V
IN1
–V
IN4
(AD7811) . . . . . . . . . . . . . . –0.3 V, V
DD
+ 0.3 V
V
IN1
–V
IN8
(AD7812) . . . . . . . . . . . . . . –0.3 V, V
DD
+ 0.3 V
Storage Temperature Range . . . . . . . . . . . . –65
°
C to +150
°
C
Junction Temperature . . . . . . . . . . . . . . . . . . . . . . . . .+150
°
C
Plastic DIP Package, Power Dissipation . . . . . . . . . . 450 mW
θ
JA
Thermal Impedance . . . . . . . . . . . . . . . . . . . +105
°
C/W
Lead Temperature, (Soldering 10 sec) . . . . . . . . . . .+260
°
C
ORDERING GUIDE
Linearity
Error
±
1 LSB
±
1 LSB
±
1 LSB
±
1 LSB
±
1 LSB
±
1 LSB
Package
Descriptions
Package
Options
Model
AD7811YN
AD7811YR
AD7811YRU
AD7812YN
AD7812YR
AD7812YRU
16-Lead Plastic DIP
16-Lead Small Outline IC (SOIC)
16-Lead Thin Shrink Small Outline Package (TSSOP)
20-Lead Plastic DIP
20-Lead Small Outline IC (SOIC)
20-Lead Thin Shrink Small Outline Package (TSSOP)
N-16
R-16A
RU-16
N-20
R-20A
RU-20
SOIC Package, Power Dissipation . . . . . . . . . . . . . . . 450 mW
θ
JA
Thermal Impedance . . . . . . . . . . . . . . . . . . . . . 75
°
C/W
Lead Temperature, Soldering
Vapor Phase (60 sec) . . . . . . . . . . . . . . . . . . . . . .+215
°
C
Infrared (15 sec) . . . . . . . . . . . . . . . . . . . . . . . . .+220
°
C
TSSOP Package, Power Dissipation . . . . . . . . . . . . . 450 mW
θ
JA
Thermal Impedance . . . . . . . . . . . . . . . . . . . . 115
°
C/W
Lead Temperature, Soldering
Vapor Phase (60 sec) . . . . . . . . . . . . . . . . . . . . . .+215
°
C
Infrared (15 sec) . . . . . . . . . . . . . . . . . . . . . . . . .+220
°
C
ESD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 kV
*Stresses above those listed under Absolute Maximum Ratings may cause perma-
nent damage to the device. This is a stress rating only; 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.
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