U 963

2 in,2 out,Shuttle,IEPE
U 963 is an audio analyzer designed for mass production electroacoustictest of production line.With its excellent electrical characteristics and excellentprice advantages,,it is extremely suitable for low voltage PCBA testing ofconsumer electroacoustics,Such as Bluetooth headset PCBA and typec headsetPCBA.

2-channel analog signal input, IEPE constant current source exciter can beselected to enable or disable, which is used to regulate IEPE power supplysensors such as microphone, artificial ear, accelerometer, etc

Description

Specifications

Parameters
Full load power consumption	5V/400mA
Input Channels	2
Output Channels	2
Trigger Pattern	Soft trigger/External trigger
Control	BNC
Dimension mm	9633140（WHL）
Working Temperature	-20℃~50℃

AI Specifications

AI Parameters
ADC Precision	24 Bit
ADC Type	Δ-Σ
Sample Rate Range Hz	2 - 192k
FIFO	1024
Mode Of Data Transmission	DMA
Input Range	+/- 3Vrms
Gain Error	+/- 0.03dB
Input Impedance	The Insulation Resistance Between The Positive Input Terminal And The Negative Input Terminal Is 200k Ohms The Insulation Resistance Between The Positive Input Terminal And Ground Is 100k Ohms
Flatness	20Hz - 20kHz，+/-0.1 dB 10Hz - 60KHz，+/-1dB

AI Idle Noise (uVrms)
Sample Rate	fs=48kS/s	fs=96kS/s	fs=192kS/s
Typical Value	8	10	500
ps：[1]Short circuit source impedance < 50 ohm，Working temperature 23±5℃

AI SNR (dB)
Sample Rate	fs=48kS/s	fs=96kS/s	fs=192kS/s
Typical Value	104	103	60
PS：[1]Differential input, AC coupled, input signal 1kHz sine wave, 0dBFS (0.89 Vrms) [2]Linear weighting

AI Dynamic Range (dB)
Sample Rate	fs=48kS/s	fs=96kS/s	fs=192kS/s
Typical Value	105	103	103
PS：[1]Differential input, AC coupled, input signal is a 1kHz sine wave at -1dBFS (0.89Vrms) [2]Linear Weighting，Decibel Reference

AI THD+N (dB)
Sample Rate	fs=48kS/s	fs=96kS/s	fs=192kS/s
Typical Value	-93	-93	-60
PS：[1]Differential input, AC coupled, input signal is a 1kHz sine wave at -1dBFS (0.89Vrms) [2]Linear Weighting

AI THD (dB)
Sample Rate	fs=48kS/s	fs=96kS/s	fs=192kS/s
Typical Value	-98	-98	-98
PS：[1]Differential input, AC coupled, input signal is a 1kHz sine wave at -1dBFS (0.89Vrms) [2]Linear Weighting

AI Cross Talk (dB)
Sample Rate	fs=48kS/s	fs=96kS/s	fs=192kS/s
Typical Value	-104	-102	-102
PS：[1]Differential input, AC coupled, input signal is a 1kHz sine wave at -1dBFS (0.89Vrms)，The short-circuit source at the no-signal terminal is less than 50 ohms [2]Linear Weighting

AO Specifications

AO Parameters
DAC Precision	24 Bit
Sample Rate Hz	8 - 192k
Output Range	+/- 3Vrms
Gain Error	+/- 0.03dB
Output Impedance	The Resistance Between The Positive Input Terminal And The Negative Input Terminal Is 1 Ohm
Flatness	20Hz - 20kHz，＜+/- 0.1dB 10Hz - 60KHz，＜+/- 1.5 dB

AO Idle Noise (uVrms)
Sample Rate	fs=48kS/s	fs=96kS/s	fs=192kS/s
Typical Value	12	14	60
PS：[1]Data acquisition device impedance greater than 1 Mohm, Operating temperature of 23±5°C

AO SNR (dB)
Sample Rate	fs=48kS/s	fs=96kS/s	fs=192kS/s
Typical Value	107	105	90
PS：[1]Differential output, AC Coupled, Output Signal Is 1kHz Sine Wave At 0dBFS (2.67Vrms) [2]Linear weighting

AO Dynamic Range (dB)
Sample Rate	fs=48kS/s	fs=96kS/s	fs=192kS/s
Typical Value	105	105	105
PS：[1]Differential output, AC Coupled, Output Signal Is 1kHz Sine Wave At 0dBFS (2.67Vrms) [2]Linear weighting

AO THD+N (dB)
Sample Rate	fs=48kS/s	fs=96kS/s	fs=192kS/s
Typical Value	-91	-91	-80
PS：[1]Differential output, AC Coupled, Output Signal Is 1kHz Sine Wave At 0dBFS (2.67Vrms) [2]Linear weighting

AO THD (dB)
Sample Rate	fs=48kS/s	fs=96kS/s	fs=192kS/s
Typical Value	-93	-93	-93
PS：[1]Differential output, AC Coupled, Output Signal Is 1kHz Sine Wave At 0dBFS (2.67Vrms) [2]Linear weighting

AO Cross Talk (dB)
Sample Rate	fs=48kS/s	fs=96kS/s	fs=192kS/s
Typical Value	98	98	98
PS：[1]Differential output, AC Coupled, Output Signal Is 1kHz Sine Wave At 0dBFS (2.67Vrms) [2]Linear weighting