Datasheet

DS21Q58 E1 Quad Transceiver
72 of 74
Figure 26-12. Transmit AC Timing (IBO Enabled)
26.6 Special Modes AC Characteristics
Table 26-6. AC Characteristics—Special Modes
(V
DD
= 3.3V ±5%, T
A
= 0°C to +70°C for DS21Q58L; V
DD
= 3.3V ±5%, T
A
= -40°C to +85°C for DS21Q58LN.)
(Figure 26-13
)
PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS
RTIP Period t
CP
488 ns
t
CH
75
RTIP Pulse Width
t
CL
75
ns
RTIP Setup to RRING Falling t
SU
20 ns
TSER Hold from TCLK Falling t
HD
20 ns
RTIP, RRING Rise and Fall Times t
R
, t
F
25 ns
Special Mode: OUTBC.7 = 1.
Note: RTIP and RRING become NRZ data and clock inputs.
Figure 26-13. NRZ Input AC Timing
t
F
t
R
SYSCLK
TSER
t
t
SL
t
SH
SP
t
SU
NOTE: TSER IS ONLY SAMPLED ON THE FALLING EDGE OF SYSCLK WHEN IBO MODE IS ENABLED.
RTIP
RRING
SU
CL
t
t
CP
CH
t
t
HD
t
F
t
R
t