AD7661 Analog Devices, AD7661 Datasheet - Page 3

• Manufacturer Part Number: AD7661
• Manufacturer: Analog Devices

Specifications of AD7661

• Resolution (bits): 16bit
• # Chan: 1
• Sample Rate: 100kSPS
• Interface: Par,Ser,SPI
• Analog Input Type: Diff-Uni
• Ain Range: (Vref) p-p,2.5V p-p,Uni (Vref),Uni 2.5V
• Adc Architecture: SAR
• Pkg Type: CSP,QFP

SPECIFICATIONS
Table 2. –40°C to +85°C, AVDD = DVDD = 5 V, OVDD = 2.7 V to 5.25 V, unless otherwise noted
Parameter
RESOLUTION
ANALOG INPUT
THROUGHPUT SPEED
DC ACCURACY
AC ACCURACY
SAMPLING DYNAMICS
REFERENCE
Voltage Range
Operating Input Voltage
Analog Input CMRR
Input Current
Input Impedance
Complete Cycle
Throughput Rate
Integral Linearity Error
No Missing Codes
Differential Linearity Error
Transition Noise
Unipolar Zero Error, T
Unipolar Zero Error Temperature Drift
Full-Scale Error, T
Full-Scale Error Temperature Drift
Power Supply Sensitivity
Signal-to-Noise
Spurious Free Dynamic Range
Total Harmonic Distortion
Signal-to-(Noise + Distortion)
–3 dB Input Bandwidth
Aperture Delay
Aperture Jitter
Transient Response
Internal Reference Voltage
Internal Reference Temperature Drift
Output Voltage Hysteresis
Long Term Drift
Line Regulation
Turn-On Settling Time
Temperature Pin
External Reference Voltage Range
External Reference Current Drain
Voltage Output @ 25°C
Temperature Sensitivity
Output Resistance
1
MIN
to T
MIN
MAX
to T
3
MAX
3
3
–40°C to +85°C
Conditions
V
V
V
f
100 kSPS Throughput
REF = 2.5 V
AVDD = 5 V ± 5%
f
f
f
f
–60 dB Input, f
Full-Scale Step
V
–40°C to +85°C
AVDD = 5 V ± 5%
C
100 kSPS Throughput
IN
IN
IN
IN
IN
IN
IN
INGND
REF
REF
= 10 kHz
= 20 kHz
= 20 kHz
= 20 kHz
= 20 kHz
– V
@ 25°C
= 10 µF
INGND
IN
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= 20 kHz
Min
16
0
–0.1
–0.1
0
–2.5
16
–1.0
88
96
88
2.48
2.3
Typ
68
1.1
0.7
±0.25
±0.4
±2
89.3
107
–107
89.3
30
820
2
5
2.5
±3
50
100
±15
5
300
1
4.3
2.5
35
Max
V
+3
+0.5
10
100
+2.5
+1.5
±5
±0.08
–96
8.75
2.52
±15
AVDD – 1.85
REF
Unit
Bits
V
V
V
dB
µA
µs
kSPS
LSB
Bits
LSB
LSB
LSB
ppm/°C
% of FSR
ppm/°C
LSB
dB
dB
dB
dB
dB
kHz
ns
ps rms
µs
V
ppm/°C
ppm
ppm/1000 Hours
ppm/V
ms
mV
mV/°C
kΩ
V
µA
4
2
AD7661