AD7277 Analog Devices, AD7277 Datasheet - Page 3

• Manufacturer Part Number: AD7277
• Description: 3 MSPS,10-Bit ADC in 6-Lead TSOT
• Manufacturer: Analog Devices

Specifications of AD7277

• Resolution (bits): 10bit
• # Chan: 1
• Sample Rate: 3MSPS
• Interface: Ser,SPI
• Analog Input Type: SE-Uni
• Ain Range: Uni Vdd
• Adc Architecture: SAR
• Pkg Type: SOP,SOT

SPECIFICATIONS
AD7276 SPECIFICATIONS
V
T
Table 2.
Parameter
DYNAMIC PERFORMANCE
DC ACCURACY
ANALOG INPUT
LOGIC INPUTS
LOGIC OUTPUTS
MAX
DD
Signal-to-Noise + Distortion (SINAD)
Signal-to-Noise Ratio (SNR)
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
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
= 2.35 V to 3.6 V, B Grade and A Grade: f
, unless otherwise noted.
Second-Order Terms
Third-Order Terms
4
4
IN
INL
4
IN
INH
5
OL
4
OH
(TUE)
4
4
4
5
4
4
SCLK
A Grade
68
69
70
−73
−78
−80
−82
−82
5
18
55
8
12
±1.5
+1/−0.99
±4
±3.5
±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
DD
= 48 MHz, f
− 0.2
DD
2, 3
Straight (natural) binary
Rev. C | Page 3 of 28
SAMPLE
B, Y Grade
68
69
70
−73
−78
−80
−82
5
18
8
12
±1
+1/−0.99
±3
±3.5
±3.5
0 to V
±1
±5.5
42
10
1.7
2
0.7
0.8
±1
2
V
0.2
±2.5
4.5
−82
55
DD
− 0.2
= 3 MSPS, Y Grade:
DD
2,3
ns typ
ps typ
LSB max
pF typ
V max
pF typ
Unit
dB min
dB min
dB typ
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
μA max
1
f
SCLK
= 16 MHz, f
Test Conditions/Comments
f
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 12 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
Typically 10 nA, V
I
I
SOURCE
SINK
IN
IN
= 1 MHz sine wave, B Grade
= 100 kHz sine wave, Y Grade
= 200 μA
AD7276/AD7277/AD7278
= 200 μA, V
DD
DD
DD
DD
≤ 3.6 V
≤ 3.6 V
SAMPLE
≤ 2.7 V
≤ 2.7 V
IN
DD
= 1 MSPS, T
= 0 V or V
= 2.35 V to 3.6 V
DD
A
= T
MIN
to