AD1955ARSZ Analog Devices Inc, AD1955ARSZ Datasheet - Page 2

• Manufacturer Part Number: AD1955ARSZ
• Description: IC DAC AUDIO MULTIBIT 28-SSOP
• Manufacturer: Analog Devices Inc

Specifications of AD1955ARSZ

• Data Interface: Serial
• Number Of Bits: 16, 24
• Number Of Converters: 2
• Voltage Supply Source: Analog and Digital
• Power Dissipation (max): 210mW
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 28-SSOP
• Resolution (bits): 24bit
• Sampling Rate: 192kSPS
• Input Channel Type: Serial
• Supply Voltage Range - Analog: 4.5V To 5.5V
• Supply Voltage Range - Digital: 4.5V To 5.5V
• Number Of Channels: 2
• Resolution: 24b
• Conversion Rate: 192KSPS
• Interface Type: Serial (3-Wire/SPI)
• Single Supply Voltage (typ): 5V
• Dual Supply Voltage (typ): Not RequiredV
• Architecture: Delta-Sigma
• Power Supply Requirement: Analog and Digital
• Output Type: Current
• Single Supply Voltage (min): 4.5V
• Single Supply Voltage (max): 5.5V
• Dual Supply Voltage (min): Not RequiredV
• Dual Supply Voltage (max): Not RequiredV
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 28
• Package Type: SSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: EVAL-AD1955EBZ - BOARD EVAL FOR AD1955
• Settling Time: -
• Lead Free Status / Rohs Status: RoHS Compliant part Electrostatic Device

AD1955–SPECIFICATIONS
TEST CONDITIONS
(Unless otherwise noted.)
Analog Supply Voltages (AV
Digital Supply Voltages (DV
Reference Current (I
Ambient Temperature . . . . . . . . . . . . . . . . . . . . . . . . . . . 25°C
Input Clock . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12.288 MHz
Input Signal . . . . . . . . . . . . . . . . . 984.375 Hz, 0 dB Full Scale
Input Sample Rate . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48 kHz
Measurement Bandwidth . . . . . . . . . . . . . . . . 20 Hz to 20 kHz
Word Width . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24 Bits
Load Capacitance . . . . . . . . . . . . . . . . . . . . . . . . . . . . 100 pF
Load Impedance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47 kΩ
Input Voltage HI . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2.4 V
Input Voltage LO . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.8 V
ANALOG PERFORMANCE
Parameter
Resolution
SIGNAL-TO-NOISE RATIO (20 Hz to 20 kHz)*
DYNAMIC RANGE (20 Hz to 20 kHz, –60 dB Input)*
Total Harmonic Distortion + Noise (Stereo) at 0 dBFS
ANALOG OUTPUTS
Out-of-Band Energy (0.5
Reference Voltage
DC ACCURACY
Interchannel Crosstalk (EIAJ Method)
Interchannel Phase Deviation
Mute Attenuation
De-Emphasis Gain Error
*Measured with Audio Precision System Two Cascade in RMS Mode. Averaging Mode will show approximately 2 dB better performance.
Performance of right and left channels are identical (exclusive of the Interchannel Gain Mismatch and Interchannel Phase Deviation specifications).
Specifications subject to change without notice.
Differential Output (A-Weighted, RMS) (Stereo)
Differential Output (A-Weighted, RMS) (Mono)
Single-Ended (A-Weighted, RMS) (Stereo)
Differential Output (A-Weighted, RMS) (Stereo)
Differential Output (A-Weighted, RMS) (Mono)
Single-Ended (A-Weighted, RMS) (Stereo)
Differential Output Range (Full Scale)
Output Capacitance at Each Output Pin
Output Bias Current, Each Output
Gain Error
Interchannel Gain Mismatch
Gain Drift
REF
) . . . . . . . . . . . . . . . . . . . . . 0.960 mA
f
DD
DD
S
to 100 kHz)
) . . . . . . . . . . . . . . . . . . . . 5 V
) . . . . . . . . . . . . . . . . . . . . 5 V
(See figures. I
REF
= 0.960 mA, V
–2–
BIAS
= 2.80 V.)
Min
2.245
Typ
24
120
123
119
120
123
119
–110
8.64
–3.24
2.39
0.01
25
–125
± 0.1
–100
Max
114
114
–102.5
100
–90
2.505
± 6
0.26
± 0.1
Unit
Bits
dB
dB
dB
dB
dB
dB
dB
mA p-p
pF
mA
dB
V
%
dB
ppm/°C
dB
Degrees
dB
dB
REV. 0