AD7477A Analog Devices, AD7477A Datasheet - Page 5

• Manufacturer Part Number: AD7477A
• Description: 10-Bit, 1 MSPS, Low-Power A/D Converter in SC70 and MSOP Packages
• Manufacturer: Analog Devices

Specifications of AD7477A

• Resolution (bits): 10bit
• # Chan: 1
• Sample Rate: 1MSPS
• Interface: Ser,SPI
• Analog Input Type: SE-Uni
• Ain Range: Uni Vdd
• Adc Architecture: SAR
• Pkg Type: SC70,SOP

AD7477A SPECIFICATIONS
V
Table 2.
Parameter
DYNAMIC PERFORMANCE
DC ACCURACY
ANALOG INPUT
LOGIC INPUTS
LOGIC OUTPUTS
CONVERSION RATE
DD
Signal-to-Noise + Distortion (SINAD)
Total Harmonic Distortion (THD)
Peak Harmonic or Spurious Noise (SFDR)
Intermodulation Distortion (IMD)
Aperture Delay
Aperture Jitter
Full Power Bandwidth
Resolution
Integral Nonlinearity
Differential Nonlinearity
Offset Error
Gain Error
Total Unadjusted Error (TUE)
Input High Voltage, V
Input Low Voltage, V
Input Current, I
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
Input Voltage Range
DC Leakage Current
Input Capacitance
= 2.35 V to 5.25 V, f
Second-Order Terms
Third-Order Terms
3, 4
3, 4
IN
IN
, SCLK Pin
, CS Pin
INL
IN
INH
SCLK
5
OL
OH
= 20 MHz, f
3, 4
3
3
3
5
3
SAMPLE
3
= 1 MSPS, T
A Grade
61
–72
–73
–82
–82
10
30
13.5
2
10
±0.5
±0.5
±1
±1
±1.2
0 to V
±0.5
20
2.4
1.8
0.8
0.4
±0.5
±10
5
V
0.4
±1
5
700
250
1
DD
Straight (Natural) Binary
– 0.2
DD
A
2
= T
Rev. F | Page 5 of 28
MIN
Unit
dB min
dB max
dB max
dB typ
dB typ
ns typ
ps typ
MHz typ
MHz typ
Bits
LSB max
LSB max
LSB max
LSB max
LSB max
V
µA max
pF typ
V min
V min
V max
V max
μA max
nA typ
pF max
V min
V max
μA max
pF max
ns max
ns max
MSPS max
to T
MAX
, unless otherwise noted.
14 SCLK cycles with SCLK at 20 MHz
Test Conditions/Comments
f
fa = 100.73 kHz, fb = 90.7 kHz
fa = 100.73 kHz, fb = 90.7 kHz
@ 3 dB
@ 0.1 dB
Guaranteed no missed codes to 10 bits
Track-and-hold in track; 6 pF typ when in hold
V
V
V
Typically 10 nA, V
I
I
SOURCE
SINK
IN
DD
DD
DD
= 100 kHz sine wave
= 2.35 V
= 5 V
= 3 V
= 200 μA
= 200 μA, V
AD7476A/AD7477A/AD7478A
1
IN
DD
= 0 V or V
= 2.35 V to 5.25 V
DD