HFC-S+ Cologne Chip AG, HFC-S+ Datasheet - Page 11

• Manufacturer Part Number: HFC-S+
• Description: Isdn S/t HDLC Basic Rate Controller
• Manufacturer: Cologne Chip AG

863 C
2.2
See also: 7.2 External transmitter circuitry.
2.3
See also: 7.1 External receiver circuitry.
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Pin No.
34
35
36
37
38
43
44
45
46
48
S/T interface transmit signals
S/T interface receive signals
TX2_HI
/TX1_LO
/TX_EN
/TX2_LO
TX1_HI
R2
LEV_R2
LEV_R1
R1
ADJ_LEV
Pin Name
Output
Input
O
O
O
O
O
O
I
I
I
I
Function
Transmit output 2
GND driver for transmitter 1
Transmit enable
GND driver for transmitter 2
Transmit output 1
Receive data 2
Level detect for R2
Level detect for R1
Receive data 1
Levelgenerator
Cologne
Chip
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