Datasheet

DS21Q50
84 of 87
21.5 Transmit AC Characteristics
AC CHARACTERISTICS—TRANSMIT
(V
DD
= 3.3V ±5%, T
A
= 0°C to +70°C for DS21Q50L; V
DD
= 3.3V ± 5%, T
A
= -40°C to +85°C for DS21Q50LN.)
PARAMETER SYMBOL MIN TYP MAX UNITS
TCLK Period t
CP
488 ns
t
CH
75
TCLK Pulse Width
t
CL
75
ns
TSYNC Setup to TCLK t
SU
20
t
CH
- 5
or
t
SH
- 5
ns
TSYNC Pulse Width t
PW
50 ns
TSER Setup to TCLK Falling t
SU
20 ns
TSER Hold from TCLK Falling t
HD
20 ns
TCLK Rise and Fall Times t
R
, t
F
25 ns