AD7357BRUZ Analog Devices Inc, AD7357BRUZ Datasheet - Page 3

• 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

SPECIFICATIONS
V
otherwise noted.
Table 2.
Parameter
DYNAMIC PERFORMANCE
SAMPLE-AND-HOLD
DC ACCURACY
ANALOG INPUT
REFERENCE INPUT/OUTPUT
DD
Signal-to-Noise Ratio (SNR)
Signal-to-Noise and Distortion (SINAD)
Total Harmonic Distortion (THD)
Spurious Free Dynamic Range (SFDR)
Intermodulation Distortion (IMD)
ADC-to-ADC Isolation
CMRR
Aperture Delay
Aperture Delay Match
Aperture Jitter
Full Power Bandwidth
Resolution
Integral Nonlinearity (INL)
Differential Nonlinearity (DNL)
Fully Differential Input Range (V
Common-Mode Voltage Range
DC Leakage Current
Input Capacitance
V
V
V
V
V
V
V
V
Positive Full-Scale Error
Positive Full-Scale Error Match
Midscale Error
Midscale Error Match
Negative Full-Scale Error
Negative Full-Scale Error Match
REF
REF
REF
REF
REF
REF
REF
REF
= 2.5 ± 10% V, V
Second-Order Terms
Third-Order Terms
@ 3 dB
@ 0.1 dB
Temperature Coefficient
Thermal Hysteresis
Input Voltage Range
Input Current
Output Voltage
Long Term Stability
Noise
Output Impedance
2
2
DRIVE
2
2
2
= 2.25 V to 3.6 V, internal reference = 2.048 V, f
2
2
2
IN+
2
2
2
and V
2
IN−
2
)
Min
74.5
74
14
0.5
2.048 + 0.1
2.038
2.043
Rev. 0 | Page 3 of 20
Typ
−79
110
77
0.3
76.5
76
−83
−85
−86
−100
−100
16
±2
±0.5
±0.5
32
8
6
100
50
60
1
Max
−80
3.5
40
±3
±0.99
±20
±20
0/35
±6
±20
±20
V
±5
V
0.45
2.053
20
−82
1.6
2.058
CM
DD
SCLK
± V
= 80 MHz, f
REF
/2
Unit
dB
dB
dB
dB
dB
dB
dB
dB
ns
ps
ps
MHz
MHz
Bits
LSB
LSB
LSB
LSB
LSB
LSB
LSB
LSB
V
V
μA
pF
pF
V
mA
V
V
ppm/°C
ppm
ppm
μV rms
Ω
SAMPLE
= 4.2 MSPS; T
Test Conditions/Comments
f
fa = 1 MHz + 50 kHz, fb = 1 MHz – 50 kHz
f
Guaranteed no missed codes to 14 bits
V
V
The voltage around which V
are centered
2.048 V ± 0.25% max @ V
and 25°C
f
@ 0.1 dB
When in track mode
When in hold mode
When in reference overdrive mode
±2.048 V ± 0.5% max @ V
For 1000 hours
IN
IN
NOISE
CM
IN−
= 500 kHz sine wave
= 1 MHz, f
= common-mode voltage; V
must remain within GND and V
= 100 kHz to 2.5 MHz
NOISE
A
= T
= 100 kHz to 2.5 MHz
MIN
to T
DD
DD
MAX
= 2.5 V ± 5%
= 2.5 V ± 5%
IN+
AD7357
1
, unless
and V
IN+
DD
and
IN−