AD7904BRUZ Analog Devices Inc, AD7904BRUZ Datasheet - Page 2

• Manufacturer Part Number: AD7904BRUZ
• Description: IC ADC 8BIT 4CH 1MSPS 16-TSSOP
• Manufacturer: Analog Devices Inc

Specifications of AD7904BRUZ

• Data Interface: DSP, MICROWIRE™, QSPI™, Serial, SPI™
• Number Of Bits: 8
• Sampling Rate (per Second): 1M
• Number Of Converters: 1
• Power Dissipation (max): 13.5mW
• Voltage Supply Source: Single Supply
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 16-TSSOP (0.173", 4.40mm Width)
• Resolution (bits): 8bit
• Sampling Rate: 1MSPS
• Input Channel Type: Single Ended
• Supply Voltage Range - Analog: 2.7V To 5.25V
• Supply Current: 2.7mA
• Digital Ic Case Style: TSSOP
• Package: 16TSSOP
• Resolution: 8 Bit
• Architecture: SAR
• Number Of Adcs: 1
• Number Of Analog Inputs: 4
• Digital Interface Type: Serial (SPI, QSPI, Microwire)
• Input Type: Voltage
• Signal To Noise Ratio: 49(Min) dB
• Polarity Of Input Voltage: Unipolar
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: EVAL-AD79X4CBZ - BOARD EVALUATION FOR AD79X4CBZ
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

AD7904–SPECIFICATIONS
Parameter
DYNAMIC PERFORMANCE
DC ACCURACY
ANALOG INPUT
REFERENCE INPUT
LOGIC INPUTS
LOGIC OUTPUTS
CONVERSION RATE
Signal-to-Noise + Distortion (SINAD)
Signal-to-Noise Ratio (SNR)
Total Harmonic Distortion (THD)
Peak Harmonic or Spurious Noise
Intermodulation Distortion (IMD)
Aperture Delay
Aperture Jitter
Channel-to-Channel Isolation
Full Power Bandwidth
Resolution
Integral Nonlinearity
Differential Nonlinearity
0 V to REF
0 V to 2 × REF
Input Voltage Range
DC Leakage Current
Input Capacitance
REF
DC Leakage Current
REF
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/Hold Acquisition Time
Throughput Rate
(SFDR)
Second Order Terms
Third Order Terms
Offset Error
Offset Error Match
Gain Error
Gain Error Match
Positive Gain Error
Positive Gain Error Match
Zero Code Error
Zero Code Error Match
Negative Gain Error
Negative Gain Error Match
IN
IN
Input Voltage
Input Impedance
2
IN
Input Range
IN
2
IN
Input Range
IN
INL
INH
3
OL
OH
2
2
2
2
3
2
B Version
49
49
–66
–64
–90
–90
10
50
–85
8.2
1.6
8
± 0.2
± 0.2
± 0.5
± 0.05
± 0.2
± 0.05
± 0.2
± 0.05
± 0.5
± 0.1
± 0.2
± 0.05
0 to REF
0 to 2 × REF
± 1
20
2.5
± 1
36
0.7 × V
0.3 × V
± 1
10
V
0.4
± 1
10
Straight (Natural) Binary
Twos Complement
800
300
300
1
DRIVE
(AV
unless otherwise noted.)
– 0.2
DD
DRIVE
DRIVE
IN
= V
1
DRIVE
IN
–2–
= 2.7 V to 5.25 V, REF
Unit
dB min
dB min
dB max
dB max
dB typ
dB typ
ns typ
ps typ
dB typ
MHz typ
MHz typ
Bits
LSB max
LSB max
LSB max
LSB max
LSB max
LSB max
LSB max
LSB max
LSB max
LSB max
LSB max
LSB max
V
V
µA max
pF typ
V
µA max
kΩ typ
V min
V max
µA max
pF max
V min
V max
µA max
pF max
ns max
ns max
ns max
MSPS max See Serial Interface Section
Test Conditions/Comments
f
fa = 40.1 kHz, fb = 41.5 kHz
f
Guaranteed No Missed Codes to 8 Bits
Straight Binary Output Coding
–REF
Twos Complement Output Coding
RANGE Bit Set to 1
RANGE Bit Set to 0, V
± 1% Specified Performance
f
Typically 10 nA, V
I
I
Coding Bit Set to 1
Coding Bit Set to 0
16 SCLK Cycles with SCLK at 20 MHz
Sine Wave Input
Full-Scale Step Input
IN
IN
@ 3 dB
@ 0.1 dB
SAMPLE
SOURCE
SINK
= 50 kHz Sine Wave, f
= 400 kHz
IN
= 200 µA
IN
= 2.5 V, f
= 1 MSPS
to +REF
= 200 µA, V
SCLK
IN
IN
= 20 MHz, T
Biased about REF
DD
= 0 V or V
DD
= 2.7 V to 5.25 V
/V
SCLK
DRIVE
A
= 20 MHz
= T
DRIVE
= 4.75 V to 5.25 V
MIN
to T
IN
with
MAX
,
REV. 0