AD7920BRMZ Analog Devices Inc, AD7920BRMZ Datasheet - Page 3

• Manufacturer Part Number: AD7920BRMZ
• Description: IC ADC 12BIT 250KSPS 8-MSOP
• Manufacturer: Analog Devices Inc

Specifications of AD7920BRMZ

• Data Interface: DSP, MICROWIRE™, QSPI™, Serial, SPI™
• Number Of Bits: 12
• Sampling Rate (per Second): 250k
• Number Of Converters: 1
• Power Dissipation (max): 15mW
• Voltage Supply Source: Single Supply
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
• Resolution (bits): 12bit
• Sampling Rate: 250kSPS
• Input Channel Type: Differential
• Supply Current: 3mA
• Digital Ic Case Style: SOP
• No. Of Pins: 8
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: EVAL-AD7920CBZ - BOARD EVALUATION FOR AD7920
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

SPECIFICATIONS
AD7910
V
Table 1.
Parameter
DYNAMIC PERFORMANCE
DC ACCURACY
ANALOG INPUT
LOGIC INPUTS
LOGIC OUTPUTS
CONVERSION RATE
POWER REQUIREMENTS
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 Voltage Ranges
DC Leakage Current
Input Capacitance
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
V
I
DD
DD
= 2.35 V to 5.25 V, f
Second-Order Terms
Third-Order Terms
Normal Mode (Static)
Normal Mode (Operational)
Full Power-Down Mode
1
3, 4
3, 4
IN
IN
, SCLK Pin
, CS Pin
INL
IN
INH
SCLK
5
OL
OH
= 5 MHz, f
3, 4
3
3
3
5
3
SAMPLE
3
= 250 kSPS, T
A Grade
61
−72
−73
−82
−82
10
30
2
10
±0.5
±0.5
±1
±1
±1.2
0 to V
±0.5
2.4
0.8
0.4
± 0.5
± 10
5
V
0.4
±1
5
Straight (natural) binary
250
250
2.35/5.25
2.5
1.2
3
1.4
1
13.5
20
2.8
DD
− 0.2
DD
A
1, 2
= T
Rev. C | Page 3 of 24
MIN
to T
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 max
V max
μA max
nA typ
pF max
V min
V max
μA max
pF max
μs max
ns max
kSPS max
V min/max
mA typ
mA typ
mA max
mA max
μA max
MAX
, unless otherwise noted.
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
Typically 10 nA, V
I
I
14 SCLK cycles with SCLK at 5 MHz
Digital I/Ps = 0 V or V
V
V
V
V
Typically 50 nA
IN
SOURCE
SINK
DD
DD
DD
DD
DD
DD
= 100 kHz sine wave
= 5 V
= 3 V
= 4.75 V to 5.25 V, SCLK on or off
= 2.35 V to 3.6 V, SCLK on or off
= 4.75 V to 5.25 V, f
= 2.35 V to 3.6 V, f
= 200 μA
= 200 μA, V
IN
DD
= 0 V or V
= 2.35 V to 5.25 V
DD
SAMPLE
SAMPLE
= 250 kSPS
AD7910/AD7920
= 250 kSPS
DD