PSB 21150 F V1.4 Infineon Technologies, PSB 21150 F V1.4 Datasheet - Page 60

• Manufacturer Part Number: PSB 21150 F V1.4
• Description: IC MODULAR ISDN NT INTELL TQFP64
• Manufacturer: Infineon Technologies

Specifications of PSB 21150 F V1.4

• Function: PC Adapter Circuit
• Interface: HDLC, ISDN, SCI
• Number Of Circuits: 1
• Voltage - Supply: 3.3V
• Current - Supply: 30mA
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 64-LFQFP
• Includes: Activation and Deactivation, D-Channel Access Control, Monitor Channel Handler
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power (watts): -
• Other names: PSB21150FV1.4XT; PSB21150FV14NP; PSB21150FV14XP; SP000007575; SP000007577

3.3.5
The full-bauded pseudo-ternary pulse shaping is achieved with the integrated transmitter
which is realized as a symmetrical current limited voltage source (V
I
The nominal pulse amplitude on the S-interface 750 mV (zero-peak) is adjusted with
external resistors (see
Figure 29
Data Sheet
max
VCM+0.525V
VCM
VCM-0.525V
VCM-0.525V
VCM
VCM+0.525V
= 26 mA). The equivalent circuit of the transmitter is shown in
Transmitter Characteristics
Equivalent Internal Circuit of the Transmitter Stage
'+0'
'+0'
'-0'
'-0'
'1'
'1'
Level
Chapter
3.3.7.1).
+
+
-
-
VCM
V=1
V=1
TR_CONF2.DIS_TX
60
Description of Functional Blocks
Figure
SX1/SX2
PSB/PSF 21150
'+0' '1' '-0'
29.
SX1
SX2
= +/-1.0 V;
2003-01-30
IPAC-X
21150_28