AD9225 Analog Devices, AD9225 Datasheet - Page 7

• Manufacturer Part Number: AD9225
• Description: 12-Bit , 25 MSPS Monolithic A/D Converter
• Manufacturer: Analog Devices

Specifications of AD9225

• Resolution (bits): 12bit
• # Chan: 1
• Sample Rate: 25MSPS
• Interface: Par
• Analog Input Type: Diff-Uni,SE-Uni
• Ain Range: (2Vref) p-p,2 V p-p,4 V p-p,Uni (Vref) x 2,Uni 2.0V,Uni 4.0V
• Adc Architecture: Pipelined
• Pkg Type: SOIC,SOP

Rev. C
TPC 7. SNR/SFDR vs. A
(f
Differential Input)
IN
TPC 8. THD vs. Input Frequency (Input Span =
4.0 V p-p, V
TPC 9. Grounded-Input Histogram (Input Span =
40 V p-p)
= 12.5 MHz, Input Span = 4.0 V p-p, V
–65
–70
–75
–80
–85
–90
30
90
80
70
60
50
40
–40
–35
6.0dB 2V INT REF
N – 1
3299
CM
1
–30
= 2.5 V Single-Ended Input)
SFDR INT 2V REF
–25
FREQUENCY (MHz)
20.0dB 2V INT REF
IN
246447
A
(Input Amplitude)
B
IN
N
–20
IN
(dB)
–15
0.5dB 2V INT REF
SNR INT 2V REF
–10
10
4206
N + 1
CM
–5
= 2.5 V
0
–7–
TPC 10. THD vs. Sample Rate, (A
V
CM
TPC 11. SNR vs. Input Frequency (Input Span =
4.0 V p-p, V
= 2.5 V, Input Span = 4.0 V p-p Differential Input)
–70
–75
–80
–85
–90
75
70
65
60
55
50
CM
1
= 2.5 V Single-Ended Input)
FREQUENCY (MHz)
FREQUENCY (MHz)
10
6.0dB 2V INT REF
0.5dB 2V INT REF
20.0dB 2V INT REF
INT 1V REF
INT 2V REF
IN
= –0.5 dB,
10
AD9225