Rainbow Electronics DS2130Q - Manual (Page 19)

DS2130Q
041295 19/22
MASTER CLOCK / RESET
AC ELECTRICAL CHARACTERISTICS
(0
°
C to 70
°
C; V
CC
=5V + 10%)
PARAMETER SYMBOL MIN TYP MAX UNITS NOTES
MCLK Period t
PM
75 95 ns 1
MCLK Duty Cycle
(t
WMH
/ t
WML
+ t
WMH
)
45 55 %
MCLK Rise/Fall Times t
RM
t
FM
10 ns
RST Pulse Width t
RST
1 ms
NOTE:
1. MCLK = 10.5 to 12.5 MHz typically.
SERIAL PORT
AC ELECTRICAL CHARACTERISTICS
(0
°
C to 70
°
C; V
CC
= 5V + 10%)
PARAMETER SYMBOL MIN TYP MAX UNITS NOTES
SDI to SCLK Setup t
DC
55 ns 1
SCLK to SDI Hold t
CDH
55 ns 1
SCLK Low Time t
CL
250 ns 1
SCLK High Time t
CH
250 ns 1
SCLK Rise and Fall Time t
R
, t
F
100 ns 1
CS to SCLK Setup t
CC
50 ns 1
SCLK to CS Hold t
CCH
250 ns 1
CS Inactive Time t
CWH
250 ns 1
SCLK Setup to CS Falling t
SCC
50 ns 1
NOTE:
1. Measured at V
IH
= 2.0V, V
IL
= 0.8V, and 10 ns maximum rise and fall times.