ASAHI KASEI [AK2301A]
<MS0300-E-01> 9 2005/8
Noise
Parameter Conditions min typ max
Units
Idle channel noise A→D (*1)
VFTP,VFTN → DX
C-message － 8 13 dBrnC0
Idle channel noise D→A(*2)
DR → VR
C-message － 5 10 dBrnC0
PSRR
Transmit path
VDD=3.3V/±66mVop
f=0～10kHz
－ 55 － dB
PSRR
Receiver path
VDD=3.3V/±66mVop
f=0～10kHz
－ 55 － dB
(*1) Analog input is set to the analog ground level
(*2) Digital input is set to the +0 CODE
Crosstalk
Parameter Conditions min typ max
Units
Transmit to receive
VFTP,VFTN → VR,GSR
VFTN 0dBm0@1020Hz
DR = 0-Code
－ － -75 dB
Receive to transmit
DR → DX
DR=0dBm0@1020Hz code level
VFTP,VFTN = 0 Vrms
－ － -75 dB
Transmit op-amp characteristics: AMPT
Parameter Conditions min typ max
Units
Load resistance AC load, Including feedback resistance 10 － － kΩ
Load capacitance － － 50 pF
Gain Inverting amplifiers -12 － 6 dB
Receive signal output characteristics: VR
Parameter Conditions min typ max
Units
Output voltage (AGND level)
PCM +0 code input － 1.5 － V
Load resistance AC load 8 － － kΩ
Load capacitance － － 40 pF
Receive op-amp characteristics: AMPR
Parameter Conditions min typ max
Units
Load resistance AC load, Including feedback resistance 8 － － kΩ
Load capacitance － － 40 pF
SINAD
0dB setting, 1020Hz@0dBm0 input
VR, GSR differential output
With C-message
70 75 － dB
Gain Inverting amplifire -12 － 6 dB
Output voltage swing DR = 3.14dBm0 digital code input － 2.15
－ Vp-p
Universal op-amp characteristics: AMP1,2
Parameter Conditions min typ max
Units
Load resistance AC load, Including feedback resistance 8 － － kΩ
Load capacitance － － 40 pF
SINAD
+6dB setting, 1020Hz@1.125Vp-p input
5Hz~30kHz measurement
62 87 － dB
Gain Inverting amplifier -12 － 6 dB
Output voltage swing +6dB setting, 1020Hz@1.125Vp-p input 2.1 2.25
－ Vp-p
