MT9196AS Zarlink Semiconductor, Inc., MT9196AS Datasheet - Page 13

• Manufacturer Part Number: MT9196AS
• Description: Integrated Digital Phone Circuit (IDPC)
• Manufacturer: Zarlink Semiconductor, Inc.

IRQ
FP
DSTo/
DSTi
Di-bit Group
Receive
D-Channel
FP
C4i
C2
Din
IRQ
Di-bit Group
Receive
D-Channel
IRQ
FP
* note that frame n+4 is equivalent to frame n of the next cycle.
D0
D0
n-7
I
n-3
I
No preset value
No preset value
8 kb/s operation
D1
D1
n-6
II
D0
D2
D2
III
n-5
II
n-2
D3
IV
n-4
D3
Figure 8c - D-Channel 8 kb/s Operation
Figure 8a - D-Channel 16 kb/s Operation
D4
16 kb/s operation
n-3
V
D4
D1
Figure 8b - IRQ Timing Diagram
III
n-1
D5
VI
n-2
Di-bit Group
D5
D-Channel
D6
VII
Transmit
n-1
D6
Di-bit Group
D-Channel
VIII
D7
Transmit
IV
n
n
t
D0
if
D7
Microport Read/Write Access
n+1
I
=500 nsec max
Power-up reset to 1111 1111
D0
D1
n+2
II
n+1
I
Microport Read/Write Access
D2
III
n+3
D1
Microport Read/Write Access
D3
IV
n+4
D2
Power-up reset to 1111 1111
II
D4
n+2
n+5
V
D3
D5
VI
n+6
D4
D6
VII
or next FP, whichever occurs first
n+7
III
n+3
Read/Write of Address 15 Hex
VIII
D7
n+8
D5
Reset coincident with
t
R
D6
ir
MT9196
pullup
=500 nsec max
D-Channel
IV
n+4*
= 10 k
D7
7-147