Advance Information
MT89L86
AC Electrical Characteristics† - GCI Timing (2.048 Mb/s)
Voltages are with respect to ground (VSS) unless otherwise stated.
‡
Characteristics
Clock Period
Sym
Min
Typ
Max
Units Test Conditions
1
2
3
4
5
6
7
8
9
tCK
tCL, tCH
tWFH
tFRS
150
73
244
122
244
300
150
ns
ns
ns
ns
ns
Pulse Width
Frame Width High
Frame Setup
10
20
190
190
55
Frame Hold
tFRH
Data Delay/Clock Active to Active
Serial Input Setup
Serial Input Hold
Clock Rise/Fall Time
tDAA
ns
ns
ns
ns
C =150 pF
L
tSTiS
tSTiH
tr, tf
20
20
10
† Timing is over recommended temperature & power supply voltages (VDD=3V±5%, VSS=0V, TA=–40 to 85°C).
‡ Typical figures are at 25°C and are for design aid only: not guaranteed and not subject to production testing.
CLK
FR
Ch. 31
Bit 0
Ch. 0
Bit 4
STi/
STo
Ch. 0
Bit 5
Ch. 0
Bit 7
Ch. 0
Bit 6
Note: bit 0 identifies the first bit of the GCI frame
See Detail a
t
t
r
t
CH
f
t
t
CL
CK
VHM
VLM
CLK
FR
t
WFH
VHM
VLM
t
t
FRS
FRH
VHM
VLM
STo
STi
t
t
STiH
STiS
t
DAA
V
V
HM
LM
Detail a
Figure 16 - GCI Timing (CLKM bit=0)
25
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