PSB 21373 H V1.1 Infineon Technologies, PSB 21373 H V1.1 Datasheet - Page 76

• Manufacturer Part Number: PSB 21373 H V1.1
• Description: IC SPEECH AND VOICE MQFP-44
• Manufacturer: Infineon Technologies
• Series: SCOUT™r

Specifications of PSB 21373 H V1.1

• Function: CODEC
• Interface: IOM-2, SCI
• Number Of Circuits: 1
• Voltage - Supply: 5V
• Current - Supply: 97.5mA
• Mounting Type: Surface Mount
• Package / Case: 44-BQFP
• Includes: Activation and Deactivation, Channel Handler, DTMF / Tone / Ringing Generator, HDLC Controller, Speakerphone, Voice Monitoring
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power (watts): -
• Operating Temperature: -
• Other names: PSB21373HV1.1XT; PSB21373HV11XT; SP000007602

2.3.4.1.8
An example of an activation/deactivation of the line interface initiated by the terminal with
the time relationships mentioned in the previous chapters is shown in figure 39.
Figure 39
Example of Activation/Deactivation Initiated by the Terminal (TE).
Activation/Deactivation under control of the internal layer-1 state machine
Data Sheet
SPU=0, CFS=1
SPU=1
SPU=0
µC Interface
Example of Activation/Deactivation
IOM-2 Interface (C/I)
DC
DI
PU
AR
RSY
AR
AI
DR
DI
DC
T1: < 1.5 ms time for synchronization
T2:
T3:
2 ms time for detecting INFO3/4
2 ms time for error free detection of INFO 0
TE
T1
T2
T3
76
Line Interface
INFO 1W
INFO 0
INFO 2
INFO 0
INFO 1
INFO 4
INFO 3
INFO 0
INFO 0
INFO 0
LT
act_deac_te_int_d
PSB 21373
2002-05-13