AD7357BRUZ Analog Devices Inc, AD7357BRUZ Datasheet - Page 8

• Manufacturer Part Number: AD7357BRUZ
• Description: IC ADC DUAL14BIT 4.2MSPS 16TSSOP
• Manufacturer: Analog Devices Inc

Specifications of AD7357BRUZ

• Data Interface: DSP, MICROWIRE™, QSPI™, Serial, SPI™
• Design Resources: DC-Coupled, Single-Ended-to-Differential Conversion Using AD8138 and AD7357 (CN0061)
• Number Of Bits: 14
• Sampling Rate (per Second): 4.2M
• Number Of Converters: 2
• Power Dissipation (max): 59mW
• Voltage Supply Source: Single Supply
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 16-TSSOP (0.173", 4.40mm Width)
• Resolution (bits): 14bit
• Input Channel Type: Differential
• Supply Voltage Range - Analogue: 2.25V To 2.75V
• Supply Voltage Range - Digital: 2.25V To 3.6V
• Supply: RoHS Compliant
• Sampling Rate: 4.2MSPS
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

AD7357
TYPICAL PERFORMANCE CHARACTERISTICS
–100
–120
–140
–20
–40
–60
–80
0
–0.2
–0.4
–0.6
–0.8
–1.0
–0.5
–1.0
–1.5
1.0
0.8
0.6
0.4
0.2
1.5
1.0
0.5
0
0
0
0
0
250
500
4000
4000
750
Figure 4. Typical DNL
Figure 3. Typical FFT
Figure 5. Typical INL
FREQUENCY (kHz)
1000
8000
8000
CODE
CODE
1250
1500
16,384 POINT FFT
f
f
SINAD = 76.8dB
THD = –84.5dB
SAMPLE
IN
= 1MHz
12,000
12,000
1750
= 4.2MSPS
2000
16,000
16,000
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20,000
15,000
10,000
5000
–60
–65
–70
–75
–80
–85
79
77
75
73
71
69
67
65
Figure 8. PSRR vs. Supply Ripple with No Supply Decoupling
0
0
0
8188
Figure 7. SNR vs. Analog Input Frequency
32 HITS
8189
1
5
Figure 6. Histogram of Codes
ANALOG INPUT FREQUENCY (MHz)
SUPPLY RIPPLE FREQUENCY (MHz)
8190
10
2
8191
CODE
8192
3
15
8193
20
4
8194
8195
25
5