AD7887ARZ Analog Devices Inc, AD7887ARZ Datasheet - Page 3
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AD7887ARZ
Manufacturer Part Number
AD7887ARZ
Description
IC ADC 12BIT 2CHAN SRL 8SOIC
Manufacturer
Analog Devices Inc
Datasheet
1.AD7887WARMZ.pdf
(24 pages)
Specifications of AD7887ARZ
Data Interface
DSP, MICROWIRE™, QSPI™, Serial, SPI™
Design Resources
Software Calibrated, 1 MHz to 8 GHz, 70 dB RF Power Measurement System Using AD8318 (CN0150)
Number Of Bits
12
Sampling Rate (per Second)
125k
Number Of Converters
1
Power Dissipation (max)
3.5mW
Voltage Supply Source
Single Supply
Operating Temperature
-40°C ~ 125°C
Mounting Type
Surface Mount
Package / Case
8-SOIC (0.154", 3.90mm Width)
Resolution (bits)
12bit
Sampling Rate
125kSPS
Input Channel Type
Single Ended
Supply Voltage Range - Analog
2.7V To 5.25V
Supply Current
850µA
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
AD7887ARZ
Manufacturer:
ADI
Quantity:
388
Company:
Part Number:
AD7887ARZ
Manufacturer:
Analog Devices Inc
Quantity:
135
Part Number:
AD7887ARZ
Manufacturer:
ADI/亚德诺
Quantity:
20 000
SPECIFICATIONS
V
Table 1.
Parameter
DYNAMIC PERFORMANCE
DC ACCURACY
ANALOG INPUT
REFERENCE INPUT/OUTPUT
LOGIC INPUTS
LOGIC OUTPUTS
DD
Signal to Noise + Distortion Ratio (SNR)
Total Harmonic Distortion (THD)
Peak Harmonic or Spurious Noise
Intermodulation Distortion (IMD)
Channel-to-Channel Isolation
Full-Power Bandwidth
Resolution
Integral Nonlinearity
Differential Nonlinearity
Offset Error
Offset Error Match
Gain Error
Gain Error Match
Input Voltage Ranges
Leakage Current
Input Capacitance
REF
Input Impedance
REF
REF
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
Output Coding
= 2.7 V to 5.25 V, V
Second-Order Terms
Third-Order Terms
IN
OUT
OUT
Input Voltage Range
Temperature Coefficient
Output Voltage
2
2
IN
2
2
REF
INL
IN
2
INH
4
OL
OH
= 2.5 V, external/internal reference unless otherwise noted, f
2
2
2
2
2
5
2, 3
A Version
71
−80
–80
−80
−80
−80
2.5
12
±2
±2
±3
±4
±6
0.5
±2
±1
±6
2
0 to V
±5
20
2.5/V
10
2.45/2.55
±50
2.4
2.1
0.8
±1
10
V
0.4
±1
10
Straight (Natural) Binary
DD
− 0.5
DD
REF
1
B Version
71
−80
−80
−80
−80
−80
2.5
12
±1
±1
±3
±4
±6
0.5
±2
±1
±6
2
0 to V
±5
20
2.5/V
10
2.45/2.55
±50
2.4
2.1
0.8
±1
10
V
0.4
±1
10
DD
Rev. D | Page 3 of 24
− 0.5
DD
REF
1
Unit
dB typ
dB typ
dB typ
dB typ
dB typ
dB typ
MHz typ
Bits
LSB max
LSB max
LSB max
LSB max
LSB typ
LSB max
LSB max
LSB max
LSB typ
LSB max
V
μA max
pF typ
V min/max
kΩ typ
V min/max
ppm/°C typ
V min
V min
V max
μA max
pF max
V min
V max
μA max
pF max
SCLK
= 2 MHz, T
Test Conditions/Comments
f
f
f
fa = 9.983 kHz, fb = 10.05 kHz, f
fa = 9.983 kHz, fb = 10.05 kHz, f
f
@ 3 dB
Any channel
Guaranteed no missing codes to 11 bits (A Grade)
V
V
Single-channel mode
Dual-channel mode
Single-channel mode, external reference
Single-channel mode, internal reference
Functional from 1.2 V
Very high impedance if internal reference disabled
V
V
V
Typically 10 nA, V
I
V
I
SOURCE
SINK
IN
IN
IN
IN
DD
DD
DD
DD
DD
DD
= 10 kHz sine wave, f
= 10 kHz sine wave, f
= 10 kHz sine wave, f
= 25 kHz
= 5 V, dual-channel mode
= 3 V, dual-channel mode
= 4.75 V to 5.25 V
= 2.7 V to 3.6 V
= 2.7 V to 5.25 V
= 2.7 V to 5.25 V
= 200 μA
= 200 μA
A
= T
MIN
IN
to T
= 0 V or V
MAX
SAMPLE
SAMPLE
SAMPLE
, unless otherwise noted.
DD
= 125 kSPS
= 125 kSPS
= 125 kSPS
SAMPLE
SAMPLE
= 125 kSPS
= 125 kSPS
AD7887