DS21Q50L+ Maxim Integrated Products, DS21Q50L+ Datasheet - Page 82
DS21Q50L+
Manufacturer Part Number
DS21Q50L+
Description
IC TXRX E1 QUAD 100-LQFP
Manufacturer
Maxim Integrated Products
Datasheet
1.DS21Q50L.pdf
(87 pages)
Specifications of DS21Q50L+
Function
Transceiver
Interface
E1
Number Of Circuits
4
Voltage - Supply
3.14 V ~ 3.47 V
Current - Supply
230mA
Operating Temperature
0°C ~ 70°C
Mounting Type
Surface Mount
Package / Case
*
Includes
AIS Alarms Detector and Generator, Loopback Functions, PRBS Generator / Detector, Remote Detector and Generator
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Power (watts)
-
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21.4 Receive AC Characteristics
AC CHARACTERISTICS—RECEIVER
(V
SYSCLK Period (Note 1)
SYSCLK Pulse Width
RSYNC Setup to SYSCLK
Falling
RSYNC Pulse Width
Delay RCLK to RSER Valid
Delay RCLK to RSYNC,
OUTA, OUTB
Delay SYSCLK to RSER Valid
Delay SYSCLK to RSYNC,
OUTA, OUTB
Note 1: SYSCLK = 2.048MHz.
Figure 21-9. Receive AC Timing (Receive Elastic Store Disabled)
DD
= 3.3.0V ±5%, T
NOTE 1: OUTA OR OUTB CONFIGURED TO OUTPUT RCLK (NONINVERTED).
NOTE 2: OUTA OR OUTB CONFIGURED TO OUTPUT RCLK (INVERTED).
NOTE 3: RSYNC IS IN THE OUTPUT MODE (RCR1.5 = 0).
NOTE 4: OUTA OR OUTB CONFIGURED TO OUTPUT RFSYNC, CRC4 MF SYNC, OR CAS MF SYNC (NONINVERTED).
NOTE 5: OUTA OR OUTB CONFIGURED TO OUTPUT RFSYNC, CRC4 MF SYNC, OR CAS MF SYNC (INVERTED).
PARAMETER
OUTA / OUTB (*RCLK)
OUTA / OUTB (RCLK)
OUTA / OUTB
OUTA / OUTB
A
= 0°C to +70°C for DS21Q50L; V
RSYNC
2
1
RSER
4
3
5
t
D1
SYMBOL
t
t
t
t
t
t
t
t
t
PW
SH
SU
SP
SL
D1
D2
D3
D4
t D2
82 of 87
DD
= 3.3.0V ± 5%, T
Channel 1
MSB of
MIN
122
50
50
20
50
A
= -40°C to +85°C for DS21Q50LN.)
TYP
488
MAX
t
SH
50
50
50
50
- 5
UNITS
ns
ns
ns
ns
ns
ns
ns
ns
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