®
®
ADS-325A
Supply Current vs.
Ambient Temperature
Maximum Operating Frequency (MHz)
Maximum Operating Frequency vs.
Ambient Temperature
Output Data Delay vs.
Ambient Temperature
29
Supply Current (mA)
fc = 20MHz
fin = 1kHz ramp
28
35
fin = 1kHz ramp
30
Output Data Delay (ns)
17
fc = 1MHz
C
L
= 20pF
15
25
27
13
20
–20
0
25
50
75
–20
0
25
50
75
–20
0
25
50
75
Ambient Temperature (°C)
Ambient Temperature (°C)
Ambient Temperature (°C)
Sampling Delay vs.
Ambient Temperature
SNR vs. Input Frequency
SFDR (Spurious Free Dynamic Range) (dB)
SFDR vs. Input Frequency
fc = 1MHz
Sampling Delay (ns)
SNR (Signal to Noise Ratio) (dB)
6
60
60
4
50
50
2
40
fc = 20MHz
Vin = 2Vp-p
Ta = +25°C
100k
1M
10M
40
fc = 20MHz
Vin = 2Vp-p
Ta = +25°C
100k
1M
10M
–20
0
25
50
75
Ambient Temperature (°C)
Input Frequency (Hz)
Input Frequency (Hz)
ENOB vs. Input Frequency
ENOB (Effective number of bits) (BITS)
Analog Input Bandwidth
9
1
0
8
Gain (dB)
fc = 20MHz
Vin = 2Vp-p
Ta = +25°C
100k
1M
10M
–1
–2
–3
fc = 20MHz
Vin = 2Vp-p
Ta = +25°C
100k
1M
10M
7
Input Frequency (Hz)
Input Frequency (Hz)
Figure 8. Typical Performance Curves
7
MURATA-PS [ MURATA POWER SOLUTIONS INC. ]
