MT88E41AN ZARLINK [Zarlink Semiconductor Inc], MT88E41AN Datasheet - Page 13

• Manufacturer Part Number: MT88E41AN
• Description: CMOS Extended Voltage Calling Number Identification Circuit (ECNIC)
• Manufacturer: ZARLINK [Zarlink Semiconductor Inc]

MT88E41
12
TIP/RING
PWDN
OSC2
CD *
DATA
DCLK
DR *
* with external pull-up resistor
High (Input Idle)
First Ringing
2 sec
Figure 9 - Input and Output Timing (Bellcore CND Service)
t
PU
channel seizure
500ms
(min)
t
IAL
Mark state
Input FSK
Data
checksum
200ms
(min)
t
IAH
High (Input Idle)
Data Sheet
t
PD
Ringing
Second
SEMICMF.019