DS2154LA2 Maxim Integrated, DS2154LA2 Datasheet - Page 82

• Manufacturer Part Number: DS2154LA2
• Description: Network Controller & Processor ICs
• Manufacturer: Maxim Integrated

Table 16-3. AC Characteristics—Transmit Side
(V
(See
NOTES:
1) TSYSCLK = 1.544MHz.
2) TSYSCLK = 2.048MHz.
TCLK Period
TCLK Pulse Width
TCLKI Period
TCLKI Pulse Width
TSYSCLK Period
TSYSCLK Pulse Width
TSYNC or TSSYNC Setup to TCLK or
TSYSCLK Falling
TSYNC or TSSYNC Pulse Width
TSER, TSIG, TDATA, TLINK, TPOSI,
TNEGI Setup to TCLK, TSYSCLK,
TCLKI Falling
TSER, TSIG, TDATA, TLINK, TPOSI,
TNEGI Hold from TCLK, TSYSCLK,
TCLKI Falling
TCLK, TCLKI, or TSYSCLK Rise and
Fall Times
Delay TCLKO to TPOSO, TNEGO Valid
Delay TCLK to TESO Valid
Delay TCLK to TCHBLK, TCHBLK,
TSYNC, TLCLK
Delay TSYSCLK to TCHCLK, TCHBLK
DD
= 5V ± 5 %, T
Figure
16-7,
PARAMETER
A
Figure
= 0°C to +70°C for DS2154L, T
16-8, and
Figure
SYMBOL
16-9.)
t
82 of 87
R
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
PW
CH
HD
DD
CP
CL
LH
SH
SU
SU
D1
D2
D3
LP
LL
SP
SP
SL
, t
F
A
= -40°C to +85°C for DS2154LN.)
MIN
122
122
75
75
75
75
50
50
20
50
20
20
TYP
488
488
648
448
MAX
t
t
CH
SH
25
50
50
50
75
or
-5
-5
UNITS
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
NOTES
1
2