Rainbow Electronics DS2180A - Manual (Page 33)

DS2180A
041995 33/36
AC ELECTRICAL CHARACTERISTICS 1 – RECEIVE (0 ° C to 70 ° C; V
DD
= 5V + 10%)
PARAMETER SYMBOL MIN TYP MAX UNITS NOTES
Propagation Delay RCLK to
RMSYNC, RFSYNC, RSIGSEL,
RSIGFR, RLCLK, RCHCLK t
PRS
75 ns
Propagation Delay RCLK to
RSER, RABCD, RLINK t
PRD
75 ns
Transition Time All Outputs t
TTR
20 ns
RCLK Period t
P
250 648 ns
RCLK Pulse Width t
WL
, t
WH
125 324 ns
RCLK Rise & Fall Times t
R
, t
F
20 ns
RPOS, RNEG Setup to RCLK
Falling t
SRD
50 ns
RPOS, RNEG Hold to RCLK Fal-
ling t
HRD
50 ns
Propagation Delay RCLK to
RYEL, RCL, RFER, RLOS, RBV t
PRA
75 ns
Minimum RST Pulse Width on
System Power Up or Restart t
RST
1
µ
s
NOTES:
1. Measured at V
IH
= 2.0V; V
IL
= .8V and 10 ns maximum rise and fall times.
2. Output load capacitance = 100 pF.