psb21381 Infineon Technologies Corporation, psb21381 Datasheet - Page 177

• Manufacturer Part Number: psb21381
• Description: Siemens Codec With S/t Transceiver
• Manufacturer: Infineon Technologies Corporation

Table 25 Coefficient RAM (CRAM) (cont’d)
COP_B:Parameter set for transmit and receive speech comparator
COP_C:Parameter set for transmit and receive speech detector
COP_D:Parameter set for receive and transmit speech detector
Data Sheet
Address CMDW
DE
DD
DC
DB
DA
ED
EC
DF
D9
D8
EF
EE
EB
EA
E7
E6
E5
E4
E3
E2
E1
E0
E9
E8
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
WR/RD
2B
2C
2D
H
H
H
/AB
/AC
/AD
H
H
H
Mnemonic Description
GDSAE
PDSAE
GDNAE
PDNAE
GDSLE
PDSLE
GDNLE
PDNLE
LIM
OFFX
OFFR
LP2LX
LP2LR
LP1X
LP1R
-
PDSX
PDNX
LP2SX
LP2NX
PDSR
PDNR
LP2SR
LP2NR
Reserve when speech is detected (acoustic side)
Peak decrement when speech is detected (acoustic
side)
Reserve when noise is detected (acoustic side)
Peak decrement when noise is detected (acoustic
side)
Reserve when speech is detected (line side)
Peak decrement when speech is detected (line
side)
Reserve when noise is detected (line side)
Peak decrement when noise is detected (line side)
Starting level of the logarithmic amplifiers
Level offset up to detected noise (transmit)
Level offset up to detected noise (receive)
Limitation for LP2 (transmit)
Limitation for LP2 (receive)
Time constant LP1 (transmit)
Time constant LP1 (receive)
Reserved
Time constant PD for signal (transmit)
Time constant PD for noise (transmit)
Time constant LP2 for signal (transmit)
Time constant LP2 for noise (transmit)
Time constant PD for signal (receive)
Time constant PD for noise (receive)
Time constant LP2 for signal (receive)
Time constant LP2 for noise (receive)
167
PSB 21381/2
PSB 21383/4
2001-03-12
Codec