AD7866 Analog Devices, AD7866 Datasheet - Page 3
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AD7866
Manufacturer Part Number
AD7866
Description
Dual 1MSPS, 12-Bit, 2-Channel SAR ADC with Serial Interface
Manufacturer
Analog Devices
Datasheet
1.AD7866.pdf
(24 pages)
Specifications of AD7866
Resolution (bits)
12bit
# Chan
4
Sample Rate
1MSPS
Interface
Ser,SPI
Analog Input Type
SE-Uni
Ain Range
Uni (Vref),Uni (Vref) x 2,Uni 2.5V,Uni 5.0V
Adc Architecture
SAR
Pkg Type
SOP
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
AD7866ARU
Manufacturer:
ADI/亚德诺
Quantity:
20 000
Company:
Part Number:
AD7866ARU-REEL7
Manufacturer:
DALLAS
Quantity:
5 471
Part Number:
AD7866ARUZ
Manufacturer:
ADI/亚德诺
Quantity:
20 000
Part Number:
AD7866ARUZ-REEL7
Manufacturer:
ADI/亚德诺
Quantity:
20 000
Part Number:
AD7866BRUZ
Manufacturer:
ADI/亚德诺
Quantity:
20 000
Part Number:
AD7866BRUZ-REEL
Manufacturer:
ADI/亚德诺
Quantity:
20 000
Parameter
CONVERSION RATE
POWER REQUIREMENTS
NOTES
1
2
3
4
5
6
7
Specifications subject to change without notice.
REV. A
Temperature ranges as follows: A, B Versions: –40°C to +125°C.
See Terminology section.
Sample tested @ 25°C to ensure compliance.
External reference range that may be applied at V
Relates to pins V
See Reference section for D
See Power vs. Throughput Rate section.
Conversion Time
Track/Hold Acquisition Time
Throughput Rate
V
V
I
Power Dissipation
DD
DD
DRIVE
Normal Mode (Static)
Operational, f
Partial Power-Down Mode
Partial Power-Down Mode
Full Power-Down Mode
Normal Mode (Operational)
Partial Power-Down (Static)
Full Power-Down (Static)
7
REF
, D
S
= 1 MSPS
CAP
7
A, or D
CAP
A, D
CAP
CAP
B.
3
B output impedances.
REF
, D
A Version
16
300
1
2.7/5.25
2.7/5.25
3.1
2.8
4.8
3.8
1.6
560
1
2
24
11.4
2.8
1.68
5
3
CAP
A, or D
CAP
1
B.
B Version
16
300
1
2.7/5.25
2.7/5.25
3.1
2.8
4.8
3.8
1.6
560
1
2
24
11.4
2.8
1.68
5
3
–3–
1
Unit
SCLK cycles
ns max
MSPS max
V min/max
V min/max
mA max
mA max
mA max
mA max
mA max
µA max
µA max
µA max
mW max
mW max
mW max
mW max
µW max
µW max
Test Conditions/Comments
800 ns with SCLK = 20 MHz
See Serial Interface Section
Digital I/Ps = 0 V or V
V
Typical if Using Internal Reference.
V
Typical if Using Internal Reference.
V
Typical if Using Internal Reference.
V
Typical if Using Internal Reference.
f
Add 0.2 mA Typ if Using Internal
Reference.
(Static) Add 100 µA Typical if Using
Internal Reference.
SCLK On or Off. T
SCLK On or Off. 85 C < T
V
V
V
V
V
V
S
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
= 100 kSPS, f
= 4.75 V to 5.25 V. Add 0.5 mA
= 2.7 V to 3.6 V. Add 0.35 mA
= 4.75 V to 5.25 V. Add 0.5 mA
= 2.7 V to 3.6 V. Add 0.5 mA
= 5 V
= 3 V
= 5 V. SCLK On or Off.
= 3 V. SCLK On or Off.
= 5 V. SCLK On or Off.
= 3 V. SCLK On or Off.
SCLK
A
= 20 MHz
= –40 C to +85 C
DRIVE
A
≤ 125 C
AD7866