DS21354LB+ Maxim Integrated Products, DS21354LB+ Datasheet - Page 121
DS21354LB+
Manufacturer Part Number
DS21354LB+
Description
IC TXRX E1 3.3V 100-LQFP
Manufacturer
Maxim Integrated Products
Datasheet
1.DS2154LNA2.pdf
(124 pages)
Specifications of DS21354LB+
Function
Single-Chip Transceiver
Interface
E1, HDLC
Number Of Circuits
1
Voltage - Supply
3.14 V ~ 3.47 V
Current - Supply
75mA
Operating Temperature
0°C ~ 70°C
Mounting Type
Surface Mount
Package / Case
100-LQFP
Includes
Remote and AIS Alarm Detector / Generator
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Power (watts)
-
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20.4.
AC CHARACTERISTICS—TRANSMIT SIDE
(V
V
(See
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, TCHCLK,
TSYNC, TLCLK
Delay TSYSCLK to TCHCLK,
TCHBLK, CO
CI Setup to TSYSCLK Rising
CI Pulse Width
Note 1: TSYSCLK = 1.544MHz.
Note 2: TSYSCLK = 2.048MHz.
Note 3: TSYSCLK = 4.096MHz.
Note 4: TSYSCLK = 8.192MHz.
DD
DD
= 3.3V ± 5%, T
= 3.3V ± 5%, T
Figure 20-11
Transmit AC Characteristics
PARAMETER
A
to
A
= -40°C to +85°C for DS21354LN; V
= 0°C to +70°C; for DS21354L; V
Figure
20-13.)
SYMBOL
t
R
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
WC
CH
PW
HD
DD
CL
LH
SH
SU
SU
CP
LP
LL
SP
SP
SP
SP
SL
D1
D2
D3
SC
, t
121 of 124
F
DD
DD
= 5.0V ±5% , T
= 5.0V ±5% , T
MIN
100
100
100
100
75
75
75
75
50
50
20
50
20
20
20
50
A
TYP
= 0°C to +70°C for DS21554L;
488
488
648
448
244
122
A
= -40 ° C to +85 ° C for DS21554LN.)
t
MAX
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
ns
ns
ns
ns
NOTES
1
2
3
4
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