PSB 21373 H V1.1 Infineon Technologies, PSB 21373 H V1.1 Datasheet - Page 16

• 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

Table 1
Pin No. Symbol
Data Sheet
38
39
40
44
43
42
41
28
29
34
35
5
6
2
4
V
BGREF
AXI
MIP1
MIN1
MIP2
MIN2
HOP
HON
LSP
LSN
reserved
reserved
reserved
reserved
REF
Input (I)
Output (O)
Open Drain
(OD)
O
I/O
I
I
I
I
I
O
O
O
O
I
I
I
I
Function
Analog Frontend
2.4 V Reference voltage for biasing external
circuitry.
An external capacity of
connected.
Reference Bandgap voltage for internal
references.
An external capacity of
connected.
Single-ended Auxiliary Input
Symmetrical differential Microphone Input 1
Symmetrical differential Microphone Input 2
Differential Handset ear piece Output for 200
transducers
Differential Loudspeaker output for 50
Reserved Pins
This input is not used for normal operation and
must be connected to VDD.
This input is not used for normal operation and
must be connected to VSS.
This input is not used for normal operation and
must be connected to VDD.
This input is not used for normal operation and
must be connected to VDD.
16
100 nF has to be
22 nF has to be
PSB 21373
2002-05-13