AD7880BR Analog Devices Inc, AD7880BR Datasheet - Page 2
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AD7880BR
Manufacturer Part Number
AD7880BR
Description
A/D Converter (A-D) IC
Manufacturer
Analog Devices Inc
Datasheet
1.AD7880BRZ-REEL.pdf
(16 pages)
Specifications of AD7880BR
Package/case
24-SOIC
Features
Single 5V Supply, Low?Power Shutdown
Interface Type
Parallel
Number Of Bits
12
Mounting Type
Surface Mount
Supply Voltage
5V
Rohs Status
RoHS non-compliant
Sampling Rate (per Second)
66k
Data Interface
Parallel
Number Of Converters
1
Power Dissipation (max)
50mW
Voltage Supply Source
Single Supply
Operating Temperature
-40°C ~ 85°C
Package / Case
24-SOIC (0.300", 7.50mm Width)
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
AD7880BR
Manufacturer:
ADI/亚德诺
Quantity:
20 000
Part Number:
AD7880BRZ
Manufacturer:
ADI/亚德诺
Quantity:
20 000
AD7880–SPECIFICATIONS
Parameter
DYNAMIC PERFORMANCE
DC ACCURACY
ANALOG INPUT
REFERENCE INPUT
LOGIC INPUTS
LOGIC OUTPUTS
CONVERSION
POWER REQUIREMENTS
NOTES
1
2
3
4
Specifications subject to change without notice.
Temperature ranges are as follows: B/C Versions, –40 C to +85 C.
V
SNR calculation includes distortion and noise components.
Sample tested @ +25 C to ensure compliance.
IN
Signal-to-Noise Ratio
Total Harmonic Distortion (THD)
Peak Harmonic or Spurious Noise
Intermodulation Distortion (IMD)
Resolution
Integral Nonlinearity
Differential Nonlinearity
Full-Scale Error
Bipolar Zero Error
Unipolar Offset Error
Input Voltage Ranges
Input Resistance
V
I
Nominal Reference Range
CONVST, RD, CS, CLKIN
MODE INPUT
DB11–DB0, BUSY
DB11–DB0
Conversion Time
Track/Hold Acquisition Time
V
I
Power Dissipation
REF
DD
REF
DD
= 0 to V
Second Order Terms
Third Order Terms
Input High Voltage, V
Input Low Voltage, V
Input Current, I
Input Capacitance, C
Input High Voltage, V
Input Low Voltage, V
Input Current, I
Input Capacitance, C
Output High Voltage, V
Output Low Voltage, V
Floating-State Leakage Current
Floating-State Output Capacitance
Normal Power Mode @ +25 C
Power Save Mode @ +25 C
Normal Power Mode @ +25 C
Power Save Mode @ +25 C
T
T
T
T
(For Specified Performance)
MIN
MIN
MIN
MIN
REF
to T
to T
to T
to T
MAX
MAX
MAX
MAX
IN
IN
3
(SNR)
IN
IN
INL
INL
INH
INH
4
4
OL
OH
2
4
B Versions
70
–80
–80
–80
–80
12
0 to V
0 to 2 V
10
5/12
5/12
5
1.5
2.5/V
2.4
0.8
10
4
1
10
4.0
0.4
10
12
3
+5
7.5
10
750
1
37.5
50
3.75
5
1
1
15
10
5
V
10
125
10
REF
DD
REF
REF
1
C Versions
70
–80
–80
–80
–80
12
0 to V
0 to 2 V
10
5/12
5/12
5
1.5
2.5/V
2.4
0.8
10
4
1
10
4.0
0.4
10
12
3
+5
7.5
10
750
1
37.5
50
3.75
5
1
1
5
5
5
V
10
125
10
(V
unless otherwise noted. All Specifications T
REF
DD
DD
REF
= +5 V
REF
1
Units
dB min
dB typ
dB typ
dB typ
dB typ
Bits
LSB max
LSB max
Volts
Volts
Volts
M min
k min/max
k min/max
V
mA max
V min/max
V min
V max
pF max
V min
V max
pF max
V min
V max
pF max
V nom
mA max
mA max
mA max
mW max
mW max
mW max
mW max
–2–
LSB max
LSB max
LSB max
s max
s max
A max
A max
A max
A max
5%, V
REF
= V
Test Conditions/Comments
Typically SNR Is 72 dB
V
V
V
fa = 0.983 kHz, fb = 1.05 kHz, f
fa = 0.983 kHz, fb = 1.05 kHz, f
All DC ACCURACY Specifications Apply for
the Three Analog Input Ranges
Guaranteed Monotonic
See Figure 5
See Figure 6
See Figure 7
0 to V
8 k typical: 0 to 2 V
8 k typical: V
See Figure 3 for Degradation in Performance Down to 2.5 V
V
V
I
I
f
Typically 4 mA; MODE = V
Typically 5 mA; MODE = V
Logic Inputs @ 0 V or V
Logic Inputs @ 0 V or V
V
V
V
V
DD
SOURCE
SINK
CLKIN
IN
IN
IN
5%: Normally V
IN
IN
5% for Specified Performance
DD
DD
DD
DD
, AGND = DGND = O V, f
= 1 kHz Sine Wave, f
= 1 kHz Sine Wave, f
= 1 kHz, f
= 0 V or V
= 0 V or V
= 5 V: Typically 20 mW; MODE = V
= 5 V: Typically 25 mW; MODE = V
= 5 V: Typically 2 mW; MODE = 0 V
= 5 V: Typically 2.5 mW; MODE = 0 V
= 1.6 mA
REF
= 2.5 MHz
= 400 A
Range
SAMPLE
DD
DD
REF
REF
MIN
Range
REF
to T
= 66 kHz
= V
DD
DD
Range
SAMPLE
SAMPLE
DD
MAX
; MODE = 0 V
; MODE = 0 V
CLKIN
(See Reference Input Section)
DD
DD
unless otherwise noted.)
SAMPLE
SAMPLE
= 66 kHz
= 66 kHz
= 2.5 MHz, MODE = V
= 66 kHz
= 66 kHz
DD
DD
REV. 0
DD