AD1939WBSTZ Просмотр технического описания (PDF) - Analog Devices
Номер в каталоге
Компоненты Описание
Список матч
AD1939WBSTZ Datasheet PDF : 32 Pages
| |||
Data Sheet
AD1939
SPECIFICATIONS
TEST CONDITIONS
Performance of all channels is identical, exclusive of the interchannel gain mismatch and interchannel phase deviation specifications.
Supply voltages (AVDD, DVDD)
Temperature range1
Master clock
Input sample rate
Measurement bandwidth
Word width
Load capacitance (digital output)
Load current (digital output)
Input voltage high
Input voltage low
3.3 V
As specified in Table 1 and Table 2
12.288 MHz (48 kHz fS, 256 × fS mode)
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
1 Functionally guaranteed at −40°C to +125°C case temperature.
ANALOG PERFORMANCE SPECIFICATIONS
Specifications guaranteed at an ambient temperature of 25°C.
Table 1.
Parameter
ANALOG-TO-DIGITAL CONVERTERS
ADC Resolution
Dynamic Range
No Filter (RMS)
With A-Weighted Filter (RMS)
Total Harmonic Distortion + Noise
Full-Scale Input Voltage (Differential)
Gain Error
Interchannel Gain Mismatch
Offset Error
Gain Drift
Interchannel Isolation
CMRR
Input Resistance
Input Capacitance
Input Common-Mode Bias Voltage
DIGITAL-TO-ANALOG CONVERTERS
Dynamic Range
No Filter (RMS)
With A-Weighted Filter (RMS)
With A-Weighted Filter (Average)
Total Harmonic Distortion + Noise
Full-Scale Output Voltage
Gain Error
Interchannel Gain Mismatch
Offset Error
Gain Drift
Interchannel Isolation
Conditions/Comments
All ADCs
20 Hz to 20 kHz, −60 dB input
−1 dBFS
100 mV rms, 1 kHz
100 mV rms, 20 kHz
20 Hz to 20 kHz, −60 dB input
0 dBFS
Two channels running
Eight channels running
Min Typ
24
96
98
−10
−0.25
−10
102
105
−96
1.9
0
100
−110
55
55
14
10
1.5
Max Unit
Bits
−87
+10
+0.25
+10
dB
dB
dB
V rms
%
dB
mV
ppm/°C
dB
dB
dB
kΩ
pF
V
102
107
dB
105
110
dB
112
dB
−94
dB
−86
−76 dB
1.76 (4.96)
V rms (V p-p)
−10
+10 %
−0.2
+0.2 dB
−25
−6
+25 mV
−30
+30 ppm/°C
100
dB
Rev. E | Page 3 of 32
Share Link: 