AD7276 Analog Devices, AD7276 Datasheet - Page 7

• Manufacturer Part Number: AD7276
• Description: 3 MSPS,12-Bit ADC in 6-Lead TSOT
• Manufacturer: Analog Devices

Specifications of AD7276

• Resolution (bits): 12bit
• # Chan: 1
• Sample Rate: 3MSPS
• Interface: Ser,SPI
• Analog Input Type: SE-Uni
• Ain Range: Uni Vdd
• Adc Architecture: SAR
• Pkg Type: SOP,SOT

AD7278 SPECIFICATIONS
V
Table 4.
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
Full Power Bandwidth
Resolution
Integral Nonlinearity
Differential Nonlinearity
Offset Error
Gain Error
Total Unadjusted Error (TUE)
Input Voltage Ranges
DC Leakage Current
Input Capacitance
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
= 2.35 V to 3.6 V, f
Second-Order Terms
Third-Order Terms
3
3
IN
INL
3
IN
SCLK
INH
4
OL
OH
3
= 48 MHz, f
3
3
3
3
4
3
SAMPLE
3
= 3 MSPS, T
A Grade
49
−66
−73
−69
−76
−76
5
18
74
10
8
±0.2
±0.3
±0.9
±1.2
±1.5
0 to V
±1
±5.5
42
10
1.7
2
0.7
0.8
±1
2
V
0.2
±2.5
4.5
208
60
4
DD
− 0.2
DD
A
= T
1, 2
Straight (natural) binary
Rev. C | Page 7 of 28
MIN
to T
B Grade
49
−67
−73
−69
−76
−76
5
18
74
10
8
±0.2
±0.3
±0.5
±1
±1.5
0 to V
±1
±5.5
42
10
1.7
2
0.7
0.8
±1
2
V
0.2
±2.5
4.5
208
60
4
DD
− 0.2
MAX
DD
, unless otherwise noted.
1, 2
ns typ
ps typ
LSB max
pF typ
Unit
dB min
dB max
dB typ
dB typ
dB typ
dB typ
MHz typ
MHz typ
Bits
LSB max
LSB max
LSB max
LSB max
V
μA max
μA max
pF typ
V min
V min
V max
V max
μA max
pF typ
V min
V max
μA max
pF typ
ns max
ns min
MSPS max
Test Conditions/Comments
f
fa = 1 MHz, fb = 0.97 MHz
fa = 1 MHz, fb = 0.97 MHz
@ 3 dB
@ 0.1 dB
Guaranteed no missed codes to 8 bits
−40°C to +85°C
85°C to 125°C
When in track
When in hold
2.35 V ≤ V
2.7 V < V
2.35 V ≤ V
2.7 V < V
I
I
10 SCLK cycles with SCLK at 48 MHz
SCLK at 48 MHz
IN
SOURCE
SINK
AD7276/AD7277/AD7278
= 1 MHz sine wave
= 200 μA
= 200 μA, V
DD
DD
DD
DD
≤ 3.6 V
≤ 3.6 V
≤ 2.7 V
≤ 2.7 V
DD
= 2.35 V to 3.6 V