AD7853 Analog Devices, AD7853 Datasheet - Page 6

• Manufacturer Part Number: AD7853
• Description: 3 V to 5 V Single Supply, 200 kSPS, 12-Bit, Serial Sampling ADC
• Manufacturer: Analog Devices

Specifications of AD7853

• Resolution (bits): 12bit
• # Chan: 1
• Sample Rate: 200kSPS
• Interface: Ser,SPI
• Analog Input Type: Diff-Uni,SE-Uni
• Ain Range: (Vref) p-p,Uni (Vref)
• Adc Architecture: SAR
• Pkg Type: DIP,SOIC

AD7853/AD7853L
ABSOLUTE MAXIMUM RATINGS
(T
AV
DV
AV
Analog Input Voltage to AGND . . . . –0.3 V to AV
Digital Input Voltage to DGND . . . . –0.3 V to DV
Digital Output Voltage to DGND . . . –0.3 V to DV
REF
Input Current to Any Pin Except Supplies
Operating Temperature Range
Junction Temperature . . . . . . . . . . . . . . . . . . . . . . . . . +150 C
Plastic DIP Package, Power Dissipation . . . . . . . . . . 450 mW
SOIC, SSOP Package, Power Dissipation . . . . . . . . . 450 mW
ESD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . >3 kV
NOTES
1
2
Stresses above those listed under Absolute Maximum Ratings may cause perma-
Transient currents of up to 100 mA will not cause SCR latch-up.
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.
Commercial (A, B Versions) . . . . . . . . . . . –40 C to +85 C
Storage Temperature Range . . . . . . . . . . . –65 C to +150 C
Lead Temperature, (Soldering, 10 sec) . . . . . . . . . . +260 C
Lead Temperature, Soldering
A
DD
DD
JA
JC
JA
JC
DD
= +25 C unless otherwise noted)
Vapor Phase (60 sec) . . . . . . . . . . . . . . . . . . . . . . +215 C
Infrared (15 sec) . . . . . . . . . . . . . . . . . . . . . . . . . . +220 C
IN
Thermal Impedance . . . . . . . . . . . . . . . . . . . . . 105 C/W
Thermal Impedance . . . 75 C/W (SOIC) 115 C/W (SSOP)
Thermal Impedance . . . . 25 C/W (SOIC) 35 C/W (SSOP)
Thermal Impedance . . . . . . . . . . . . . . . . . . . . 34.7 C/W
to AGND . . . . . . . . . . . . . . . . . . . . . . . –0.3 V to +7 V
to DV
/REF
to DGND . . . . . . . . . . . . . . . . . . . . . . . –0.3 V to +7 V
OUT
DD
to AGND . . . . . . . . . –0.3 V to AV
. . . . . . . . . . . . . . . . . . . . . . . –0.3 V to +0.3 V
1
2
. . . . . . . .
DD
DD
DD
DD
+ 0.3 V
+ 0.3 V
+ 0.3 V
+ 0.3 V
10 mA
–6–
Model
AD7853AN
AD7853BN
AD7853LAN
AD7853LBN
AD7853AR
AD7853BR
AD7853LAR
AD7853LBR
AD7853ARS
AD7853LARS
EVAL-AD7853CB
EVAL-CONTROL BOARD
NOTES
1
2
3
4
5
Linearity error refers to the integral linearity error.
N = Plastic DIP; R = SOIC; RS = SSOP.
L signifies the low power version.
This can be used as a stand-alone evaluation board or in conjunction with the
This board is a complete unit allowing a PC to control and communicate with
EVAL-CONTROL BOARD for evaluation/demonstration purposes.
all Analog Devices, Inc. evaluation boards ending in the CB designators.
REF
3
3
3
3
3
IN
CONVST
/REF
SLEEP
CREF1
CREF2
AGND
AIN(+)
AIN(–)
AGND
BUSY
AV
4
PIN CONFIGURATIONS
OUT
NC
DIP, SOIC AND SSOP
DD
ORDERING GUIDE
10
11
12
Linearity
Error
(LSB)
1
2
3
4
5
6
7
8
9
NC = NO CONNECT
1
1/2
1
1
1
1/2
1
1
1
1
AD7853/53L
(Not to Scale)
5
TOP VIEW
1
Dissipation
Power
20
20
6.85
6.85
20
20
6.85
6.85
6.85
6.85
(mW)
24
23
22
21
20
19
18
17
16
15
14
13
SYNC
SCLK
CLKIN
DIN
DOUT
DGND
DV
CAL
SM2
SM1
POLARITY
AMODE
DD
Package
Options
N-24
N-24
N-24
N-24
R-24
R-24
R-24
R-24
RS-24
RS-24
REV. B
2