MT90225AG Zarlink Semiconductor, MT90225AG Datasheet - Page 81
MT90225AG
Manufacturer Part Number
MT90225AG
Description
Description = 16 Port TC PHY For T1, E1 And DSL ;; Package Type = N/a ;; No. Of Pins =
Manufacturer
Zarlink Semiconductor
Datasheet
1.MT90225AG.pdf
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Data Sheet
AC Electrical Characteristics - JTAG Port and RESET Pin Timing
Note ‡ : Typical figures are at 25 C, V
TCK period width
TCK period width LOW
TCK period width HIGH
TDI setup time to TCK rising
TDI hold time after TCK rising
TMS setup time to TCK rising
TMS hold time after TCK rising
TDO delay from TCK falling
TRST pulse width
RESET pulse width
TRST
TMS
TDO
TCK
TDI
Parameter
DD
t
mssu
=3.3V, and for design aid only: not guaranteed and not subject to production testing
t
disu
t
dih
Symbol
t
t
t
TCLKH
t
t
TCLKL
t
MSSU
t
t
t
TCLK
TRST
DISU
t
MSH
DOD
RST
DIH
Figure 28 - JTAG Port Timing
t
msh
Zarlink Semiconductor Inc.
Min
100
40
40
33
15
2
2
5
2
t
dod
Typ
‡
t
tclkh
Max
20
t
tclk
t
tclkl
Units
t
ms
ns
ns
ns
ns
ns
ns
ns
ns
ns
trst
BSDL spec’s 12 MHz
Test Conditions
70 MCLK cycles
C
L
= 30 pF
81
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