参数资料
型号: AD7477SRT-REEL7
厂商: ANALOG DEVICES INC
元件分类: ADC
英文描述: 1 MSPS, 12-/10-/8-Bit ADCs in 6-Lead SOT-23
中文描述: 1-CH 10-BIT SUCCESSIVE APPROXIMATION ADC, SERIAL ACCESS, PDSO6
封装: PLASTIC, MO-178AB, SOT-23, 6 PIN
文件页数: 9/20页
文件大小: 360K
代理商: AD7477SRT-REEL7
REV. D
Typical Performance Characteristics–AD7476/AD7477/AD7478
–9–
FREQUENCY – kHz
0
S
50
100
150
200
250
300
350
400
450
500
–15
–35
–55
–75
–95
–115
8192 POINT FFT
f
SAMPLE
= 1MSPS
f
SINAD = 71.67dB
THD = –81.00dB
SFDR = –81.63dB
0
TPC 1. AD7476 Dynamic Performance at 1 MSPS
FREQUENCY – kHz
0
S
50
100
150
200
250
300
–15
–35
–55
–75
–95
–115
–15
8192 POINT FFT
f
SAMPLE
= 600kSPS
f
SINAD = 71.71dB
THD = –80.88dB
SFDR = –83.23dB
TPC 2. AD7476 Dynamic Performance at 600 kSPS
FREQUENCY – kHz
0
S
50
100
150
200
250
300
350
400
450
500
–50
–60
–70
–80
–90
–100
8192 POINT FFT
f
SAMPLE
= 1MSPS
f
SINAD = 61.66dB
THD = –80.64dB
SFDR = –85.75dB
–40
–30
–20
–10
0
TPC 3. AD7477 Dynamic Performance at 1 MSPS
FREQUENCY – kHz
0
–10
0
50
S
150
200
250
300
350
400
450
500
100
–20
–30
–40
–50
–60
–70
–80
–90
8192 POINT FFT
f
SAMPLE
= 1MSPS
f
SINAD = 49.82dB
THD = –75.22dB
SFDR = –67.78dB
TPC 4. AD7478 Dynamic Performance at 1 MSPS
INPUT FREQUENCY – Hz
–66
10k
S
–67
–68
–69
–70
–71
–72
–73
100k
1M
V
DD
= 2.35V
V
DD
= 2.7V
V
DD
= 5.25V
V
DD
= 4.75V
V
DD
= 3.6V
SCLK = 20MHz
TPC 5. AD7476 SINAD vs. Input Frequency at 993 kSPS
INPUT FREQUENCY – Hz
–69.0
10k
S
–69.5
–70.0
–70.5
–71.0
–71.5
–72.0
–72.5
100k
1M
V
DD
= 2.35V
V
DD
= 2.7V
V
DD
= 5.25V
V
DD
= 4.75V
V
DD
= 3.6V
SCLK = 12MHz
TPC 6. AD7476 SINAD vs. Input Frequency at 605 kSPS
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