AD7357BRUZ Analog Devices Inc, AD7357BRUZ Datasheet - Page 4

• 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
Parameter
REFERENCE INPUT/OUTPUT
LOGIC INPUTS
LOGIC OUTPUTS
CONVERSION RATE
POWER REQUIREMENTS
1
2
3
4
Temperature ranges are as follows: AD7357Y: −40°C to +125°C, AD7357B: −40°C to +85°C, AD7357WY: −40°C to +125°C.
See the Terminology section.
The interface is functional with V
Timing Specifications section.
I
TOTAL
V
V
V
V
V
V
V
V
Input High Voltage, V
Input Low Voltage, V
Input Current, I
Input Capacitance, C
Output High Voltage, V
Output Low Voltage, V
Floating-State Leakage Current
Floating-State Output Capacitance
Output Coding
Conversion Time
Track-and-Hold Acquisition Time
Throughput Rate
V
V
I
Power Dissipation
TOTAL
REF
REF
REF
REF
REF
REF
REF
REF
DD
DRIVE
Normal Mode (Operational)
Normal Mode (Static)
Partial Power-Down Mode
Full Power-Down Mode
Normal Mode (Operational)
Normal Mode (Static)
Partial Power-Down Mode
Full Power-Down Mode
is the total current flowing in V
Input Voltage Range
Input Current
Output Voltage
Temperature Coefficient
Long Term Stability
Thermal Hysteresis
Noise
Output Impedance
4
3
IN
IN
INL
INH
OL
OH
DRIVE
DD
2
voltages down to 1.8 V. In this condition, the SCLK speed may need to be slowed down. See the access and hold times in the
and V
DRIVE
Min
2.048 + 0.1
2.038
2.043
0.6 × V
V
t
× t
2.25
2.25
2
DRIVE
+ 15.5
.
SCLK
− 0.2
AD7357B/AD7357Y
DRIVE
Straight binary
14
6
3.5
5
36
16
9.5
16
Typ
0.3
6
100
50
60
1
3
5.5
33
4.2
2.75
3.6
20
7.6
4.5
40
59
21
11.5
110
Max
V
0.45
2.058
2.053
20
0.3 × V
±1
0.2
±1
DD
Rev. A | Page 4 of 20
DRIVE
Min
2.048 + 0.1
2.038
2.043
0.6 × V
V
t
× t
2.25
2.25
2
DRIVE
+ 15.5
SCLK
− 0.2
DRIVE
Straight binary
AD7357WY
0.3
6
50
5.5
14
6
5
16
Typ
100
60
1
3
3.5
36
9.5
16
Max
V
0.45
2.058
2.053
20
0.3 × V
±1
0.2
±1
33
4.2
2.75
3.6
20
7.6
4.5
40
59
21
11.5
110
DD
DRIVE
Unit
V
mA
V
V
ppm/°C
ppm
ppm
μV rms
Ω
V
V
μA
pF
V
V
μA
pF
ns
ns
MSPS
V
V
mA
mA
mA
μA
mW
mW
mW
μW
Test Conditions/
Comments
When in reference
overdrive mode
±2.048 V ± 0.5% max @
V
2.048 V ± 0.25% max @
V
For 1000 hours
V
Full-scale step input
Nominal V
Digital inputs = 0 V or V
SCLK on or off
SCLK on or off
SCLK on or off
SCLK on or off
SCLK on or off
SCLK on or off
DD
DD
IN
= 0 V or V
= 2.5 V ± 5% and 25°C
= 2.5 V ± 5%
DD
DRIVE
= 2.5 V
DRIVE