DS21554LB Maxim Integrated Products, DS21554LB Datasheet - Page 117

• Manufacturer Part Number: DS21554LB
• Description: IC TXRX E1 1-CHIP 5V 100-LQFP
• Manufacturer: Maxim Integrated Products

Specifications of DS21554LB

• Function: Single-Chip Transceiver
• Interface: E1, HDLC, J1, T1
• Number Of Circuits: 1
• Voltage - Supply: 4.75 V ~ 5.25 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: Contains lead / RoHS non-compliant
• Power (watts): -

20.3.
AC CHARACTERISTICS—RECEIVE SIDE
(V
V
(See
RCLKO Period
RCLKO Pulse Width
RCLKO Pulse Width
RCLKI Period
RCLKI Pulse Width
RSYSCLK Period
RSYSCLK Pulse Width
RSYNC Setup to RSYSCLK Falling
RSYNC Pulse Width
RPOSI/RNEGI Setup to RCLKI Falling
RPOSI/RNEGI Hold From RCLKI
Falling
RSYSCLK/RCLKI Rise and Fall Times
Delay RCLKO to RPOSO, RNEGO
Valid
Delay RCLK to RSER, RDATA, RSIG,
RLINK Valid
Delay RCLK to RCHCLK, RSYNC,
RCHBLK, RFSYNC, RLCLK
Delay RSYSCLK to RSER, RSIG Valid
Delay RSYSCLK to RCHCLK,
RCHBLK, RMSYNC, RSYNC, CO
CI Setup to RSYSCLK Rising
CI Pulse Width
Note 1: Jitter attenuator enabled in the receive path.
Note 2: Jitter attenuator disabled or enabled in the transmit path.
Note 3: RSYSCLK = 1.544MHz.
Note 4: RSYSCLK = 2.048MHz.
Note 5: RSYSCLK = 4.096MHz.
Note 6: RSYSCLK = 8.192MHz.
DD
DD
= 3.3V ± 5%, T
= 3.3V ± 5%, T
Figure 20-8
Receive-Side AC Characteristics
PARAMETER
to
A
A
Figure
= -40°C to +85°C for DS21354LN; V
= 0°C to +70°C; for DS21354L; V
20-10.)
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
t
t
t
117 of 124
WC
CH
PW
HD
DD
LH
LH
CL
SH
SU
SU
LP
LL
LL
CP
SP
SP
SP
SP
SL
D1
D2
D3
D4
SC
, t
DD
F
DD
= 5.0V ±5% , T
= 5.0V ±5% , T
MIN
200
200
150
150
100
100
100
100
75
75
50
50
20
50
20
20
20
50
A
= 0°C to +70°C for DS21554L;
A
TYP
488
244
244
244
244
488
648
488
244
122
= -40 ° C to +85 ° C for DS21554LN.)
MAX
t
SH
25
50
50
50
50
50
–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
ns
ns
ns
NOTES
1
1
2
2
3
4
5
6