9 ac characteristics: receive-side, Ac c, Haracteristics – Maxim Integrated DS33R11 User Manual
Page 327: Eceive, Table 13-14. ac characteristics: receive side, In section
DS33R11 Ethernet Mapper with Integrated T1/E1/J1 Transceiver
327 of 344
13.9 AC Characteristics: Receive-Side
Table 13-14. AC Characteristics: Receive Side
(V
DD
= 3.3V
±5%, T
A
,
PARAMETER SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
488
(E1)
RDCLKO Period
t
LP
648
(T1)
ns
t
LH
(Note 2)
200
0.5 t
LP
RDCLKO Pulse Width
t
LL
(Note 2)
200
0.5 t
LP
ns
t
LH
(Note 3)
150
0.5 t
LP
RDCLKO Pulse Width
t
LL
(Note 3)
150
0.5 t
LP
ns
488
(E1)
RDCLKI Period
t
CP
648
(T1)
ns
t
CH
20
0.5
t
CP
RDCLKI Pulse Width
t
CL
20
0.5
t
CP
ns
(Note 4)
648
RSYSCLK Period
t
SP
(Note 5)
488
ns
t
SH
20
0.5
t
SP
ns
RSYSCLK Pulse Width
t
SL
20
0.5
t
SP
ns
RSYNC Setup to RSYSCLK Falling
t
SU
20
ns
RSYNC Pulse Width
t
PW
50
ns
RPOSI/RNEGI Setup to RDCLKI Falling
t
SU
20
ns
RPOSI/RNEGI Hold from RDCLKI Falling
t
HD
20
ns
RSYSCLK, RDCLKI Rise and Fall Times
t
R
, t
F
22
ns
Delay RDCLKO to RPOSO, RNEGO
Valid
t
DD
50
ns
Delay RCLKO to RSERO, RDATA, RSIG
Valid
t
D1
50
ns
Delay RCLKO to RCHCLK, RSYNC,
RCHBLK, RFSYNC
t
D2
50
ns
Delay RSYSCLK to RSERO, RSIG Valid
t
D3
22
ns
Delay RSYSCLK to RCHCLK, RCHBLK,
RMSYNC, RSYNC
t
D4
22
ns
Note 1:
Timing parameters in this table are guaranteed by design (GBD).
Note 2:
Jitter attenuator enabled in the receive path.
Note 3:
Jitter attenuator disabled or enabled in the transmit path.
Note 4:
RSYSCLK
=
1.544MHz.
Note 5:
RSYSCLK = 2.048MHz.