mt9094apr1 Zarlink Semiconductor, mt9094apr1 Datasheet - Page 25

• Manufacturer Part Number: mt9094apr1
• Description: Fully Featured Digital Telephone Circuit With Embedded Dsp For Tone Generation And Hands Free Operation
• Manufacturer: Zarlink Semiconductor

CCITT ISDN
Reference
Point S
Interface
Converter
DC to DC
5 Volts
Figure 9 - CCITT ISDN Voice/Data Terminal Equipment - TE1
VBias
LTx
LRx
(ALE)
Controller
MT8930
HDLC
SNIC
with
Zarlink Semiconductor Inc.
(RD)
MT9094
(WR)
C4b
F0b
DSTo
DSTi
IRQ
25
AD0-7
DSTo
AD0-7
DSTi
IRQ
IRQ
C4i
F0i
CS
SCLK
(ALE)
INTEL
DPhone-∏
8051
AS
MT9094
(RD)
E
MCS-
DATA1
51
(WR)
R/W
HSPKR+
HSPKR-
M+
M-
SPKR+
SPKR-
MIC+
MIC-
Speaker
Microphone
Data Sheet
Handset