AK2305 Datasheet, PDF (30/43 Pages) Asahi Kasei Microsystems – Dual PCM CODEC for ISDN TERMINAL ADAPTER

ASAHI KASEI
Parameter
Transmit Delay, Absolute
Transmit Delay, Relative
Receive Delay, Absolute
Relative to f=1600Hz
Conditions
f =1600Hz
f =500Hz 600Hz
f =600Hz 1000Hz
f =1000Hz 2600Hz
f =2600Hz ~
f =2800Hz 3000Hz
f =500Hz ~
f =1000Hz ~
f =1600Hz ~
~2800Hz
~3000Hz
[AK2305]
Typ Max
- 560
-
220
-
145
-
75 us
-
-
-
155
450 us
-40
-
-30
-
-
-
us
- 125
- 175
Parameter
Conditions
Idle Channel Noise
u
-
Õ
A-law, Psophometric
-
Idle Channel Noise ²⁾
u
Õ
A-law, Psophometric
-
Noise, Single Frequency
-
f=0 100kHz
PSRR, Transmit
±
f=0 50kHz
AVDD=DVDD=5V 100mVop
40
~
Spurious Out-of-Band Signal
4.6 7.6kHz
-
at VRX Output
0.3 3.4kHz
~
8.4 100kHz
-
Note 1) Analog Input = Analog Ground
Note 3) Not tested in production. Parameters guaranteed by design.
Typ Max
10 dBrnC0
-80
5
dBrnC0
-80
-53
dB
-
-
-
-
dB
-
Parameter
Transmit to Receive
Receive to Transmit
Transmit to Transmit
Receive to Receive
Intrachannel Crosstalk
Min
Max
-
-75
-
-75
-
-75
-
-75
Conditions
0dBm0@VFXIN, Idle PCM code
0dBm0 code level, VFXIN = 0 Vrms
Typ
Units
-
dB
-
dB
C0029-E-02
1999/8