DS21448L+ Maxim Integrated Products, DS21448L+ Datasheet - Page 54

• Manufacturer Part Number: DS21448L+
• Description: IC LIU QUAD E1/T1/J1 128-LQFP
• Manufacturer: Maxim Integrated Products
• Type: Line Interface Units (LIUs)r

Specifications of DS21448L+

• Number Of Drivers/receivers: 4/4
• Protocol: T1/E1/J1
• Voltage - Supply: 3.135 V ~ 3.465 V
• Mounting Type: Surface Mount
• Package / Case: 128-TQFP, 128-VQFP
• Product: Framer
• Number Of Transceivers: 4
• Supply Voltage (max): 3.465 V
• Supply Voltage (min): 3.135 V
• Supply Current (max): 400 mA
• Maximum Operating Temperature: + 70 C
• Minimum Operating Temperature: 0 C
• Mounting Style: SMD/SMT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Table 10-D. AC Characteristics—Receive Side
(V
RCLK Period
RCLK Pulse Width
RCLK Pulse Width
Delay RCLK to RPOS, RNEG,
PBEO, RBPV Valid
Note 1: E1 mode.
Note 2: T1 or J1 mode.
Note 3: Jitter attenuator enabled in the receive path.
Note 4: Jitter attenuator disabled or enabled in the transmit path.
Figure 10-9. Receive-Side Timing
DD
= 3.3V ± 5%, T
PARAMETER
RPOS, RNEG
NOTE 1: RCES = 1 (CCR2.0) OR CES = 1.
NOTE 2: RCES = 0 (CCR2.0) OR CES = 0.
NOTE 3: RNEG IS IN NRZ MODE (CCR1.6 = 1).
PBEO
RNEG
(Note 3)
RCLK
(Note 1)
RCLK
(Note 2)
A
=-40°C to +85°C.)
t DD
t DD
ERROR
BIT
(Figure
SYMBOL
t
t
t
t
t
t
CH
CH
DD
BPV/
EXZ/
CV
CP
CL
CL
10-9)
54 of 60
(Note 1)
(Note 2)
(Note 3)
(Note 4)
CONDITIONS
PRBS DETECTOR OUT OF SYNC
t
CL
BPV/
EXZ/
CV
MIN
200
150
t CP
t
CH
TYP
488
648
MAX
50.0
UNITS
ns
ns
ns
ns