MT92220 Zarlink Semiconductor, MT92220 Datasheet - Page 197
MT92220
Manufacturer Part Number
MT92220
Description
1023 Channel Voice Over IP/AAL2 Processor
Manufacturer
Zarlink Semiconductor
Datasheet
1.MT92220.pdf
(214 pages)
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Data Sheet
Note 1:
Note 2:
AC Characteristics - CPU Interface (continued)
t5
t5
t5
t9
t10
t11
t12
t13
t14
t15
t16
t17
Symbol
Symbol
Note 1: MCLK_SAR = MCLK_NET = 100 MHz, and Upclk = 32.768 MHz
Note 2: MCLK_SAR = MCLK_NET = 82 MHz, and Upclk = 32.768 MHz
read_access_active falling
edge /
write_access_active falling
edge to
inmo_rdy_ndtack driven high
write_access_active rising
edge /
read_access_active rising
edge to
inmo_rdy_ndtack rising edge
inmo_rdy_ndtack rising edge
to
inmo_rdy_ndtack tri-state
read_access_active rising
edge to
inmo_d tri-state
inmo_d valid to
inmo_rdy_ndtack rising edge
inmo_d valid to
inmo_rdy_ndtack falling edge
inmo_ale high pulse width
inmo_d / inmo_a
/inmo_a_das valid to
inmo_ale falling edge
inmo_ale falling edge to
inmo_d / inmo_a /
inmo_a_das invalid
Register and Internal Memory
SSRAM
SDRAM
Description
Description
Table 71 - t5 Write Access Time
0
0
1.5
0
upclkp - 4
upclkp - 4
5
5
5
Zarlink Semiconductor Inc.
Min
640
680
720
760
760
820
Max.
Typical
ns
ns
ns
ns
ns
ns
8
9
6
10
Unit
Max
Note 1
Note 2
Note 1
Note 2
Note 1
Note 2
Conditions
Unit
ns
ns
ns
ns
ns
ns
MT92220
Test
Notes
197
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