AD7988-1 Analog Devices, AD7988-1 Datasheet - Page 10

no-image

AD7988-1

Manufacturer Part Number
AD7988-1
Description
16-Bit, 100ksps, Ultra Low Power 16-Bit SAR ADC
Manufacturer
Analog Devices
Datasheet

Specifications of AD7988-1

Resolution (bits)
16bit
# Chan
1
Sample Rate
100kSPS
Interface
Ser,SPI
Analog Input Type
Diff-Uni
Ain Range
(Vref) p-p,5V p-p,Uni (Vref),Uni 5.0V
Pkg Type
SOP

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
AD7988-1BCPZ
Manufacturer:
ADI/亚德诺
Quantity:
20 000
Part Number:
AD7988-1BRMZ
Manufacturer:
ADI
Quantity:
1 000
Part Number:
AD7988-1BRMZ-RL7
Manufacturer:
ADI
Quantity:
1 000
AD7988-1/AD7988-5
TYPICAL PERFORMANCE CHARACTERISTICS
VDD = 2.5 V, V
–100
–120
–140
–160
–180
–100
–120
–140
–160
–180
–100
–120
–140
–160
–180
–20
–40
–60
–80
–20
–40
–60
–80
–20
–40
–60
–80
0
0
0
0
0
0
Figure 7.
REF
Figure 6.
Figure 8.
50
50
= 5.0 V, VIO = 3.3 V, unless otherwise noted.
10
AD7988-5
AD7988-5
AD7988-1
FREQUENCY (kHz)
FREQUENCY (kHz)
FREQUENCY (kHz)
100
100
20
FFT Plot, V
FFT Plot, V
FFT Plot, V
150
150
30
REF
REF
REF
= 2.5 V
= 5 V
= 5 V
f
f
SNR = 91.17dB
THD = –113.63dB
SFDR = 110.30dB
SINAD = 91.15dB
f
f
SNR = 86.8dB
THD = –111.4dB
SFDR = 105.9dB
SINAD = 86.8dB
f
f
SNR = 91.09dB
THD = –113.12dB
SFDR = 110.30dB
SINAD = 91.05dB
S
IN
S
IN
S
IN
= 500kSPS
= 500kSPS
= 100kSPS
= 10kHz
= 10kHz
= 10kHz
200
200
40
250
250
50
Rev. A | Page 10 of 24
–0.25
–0.50
–0.75
–1.00
–1.25
–0.25
–0.50
–0.75
–1.00
–1.25
1.25
1.00
0.75
0.50
0.25
1.25
1.00
0.75
0.50
0.25
–100
–120
–140
–160
–180
–20
–40
–60
–80
0
0
0
0
0
0
Figure 11. Integral Nonlinearity vs. Code, V
Figure 10. Integral Nonlinearity vs. Code, V
Figure 9.
10
16384
16384
AD7988-1
FREQUENCY (kHz)
20
32768
CODE
32768
CODE
FFT Plot, V
POSITIVE INL: +0.45 LSB
NEGATIVE INL: –0.29 LSB
POSITIVE INL: +0.40 LSB
NEGATIVE INL: –0.35 LSB
30
REF
= 2.5 V
49152
49152
f
f
SNR = 86.7dB
THD = –110.4dB
SFDR = 103.9dB
SINAD = 86.6dB
S
IN
REF
= 100kSPS
= 10kHz
Data Sheet
REF
40
= 2.5 V
= 5 V
65536
65536
50

Related parts for AD7988-1