AD1937 AD [Analog Devices], AD1937 Datasheet - Page 3

• Manufacturer Part Number: AD1937
• Description: Four ADCs/Eight DACs with PLL, 192 kHz, 24-Bit Codec
• Manufacturer: AD [Analog Devices]

SPECIFICATIONS
TEST CONDITIONS
Performance of all channels is identical, exclusive of the interchannel gain mismatch and interchannel phase deviation specifications.
Table 1.
Parameter
Supply Voltages (AVDD, DVDD)
Temperature
Master Clock
Input Sample Rate
Measurement Bandwidth
Word Width
Load Capacitance (Digital Output)
Load Current (Digital Output)
Input Voltage High
Input Voltage Low
ANALOG PERFORMANCE SPECIFICATIONS
Specifications guaranteed at a T
Table 2.
Parameter
ANALOG-TO-DIGITAL CONVERTERS
DIGITAL-TO-ANALOG CONVERTERS
Full-Scale Input Voltage (Differential)
ADC Resolution
Dynamic Range
Total Harmonic Distortion + Noise
Gain Error
Interchannel Gain Mismatch
Offset Error
Gain Drift
Interchannel Isolation
CMRR
Input Resistance
Input Capacitance
Input Common-Mode Bias Voltage
DAC Resolution
Dynamic Range
No Filter (RMS)
With A-Weighted Filter (RMS)
No Filter (RMS)
With A-Weighted Filter (RMS)
With A-Weighted Filter (Average)
A
of 25°C.
Conditions/Comments
All ADCs
20 Hz to 20 kHz, −60 dB input
−1 dBFS
100 mV rms, 1 kHz
100 mV rms, 20 kHz
All DACs
20 Hz to 20 kHz, −60 dB input
Rev. 0 | Page 3 of 36
Value
3.3 V
As specified in Table 2 and Table 3
12.288 MHz (48 kHz f
48 kHz
20 Hz to 20 kHz
24 bits
20 pF
±1 mA or 1.5 kΩ to ½ DVDD supply
2.0 V
0.8 V
Min
96
98
−10
−0.25
−10
102
105
S
, 256 × f
Typ
24
102
105
−96
1.9
0
100
−110
55
55
14
10
1.5
24
107
110
112
S
mode)
Max
−87
+10
+0.25
+10
Unit
Bits
dB
dB
dB
V rms
%
dB
mV
ppm/°C
dB
dB
kΩ
pF
Bits
dB
dB
dB
V
dB
AD1937