Rainbow Electronics DS1202S User Manual
Page 7

DS1202, DS1202S
032697 7/11
AC ELECTRICAL CHARACTERISTICS
(0
°
C to 70
°
C; V
CC
= 2.0 to 5.5V*)
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS
NOTES
Data to CLK Setup
t
DC
V
CC
=2V
200
ns
7
Data to CLK Setup
t
DC
V
CC
=5V
50
ns
7
CLK to Data Hold
t
CDH
V
CC
=2V
280
ns
7
CLK to Data Hold
t
CDH
V
CC
=5V
70
ns
7
CLK to Data Delay
t
CDD
V
CC
=2V
800
ns
7 8 9
CLK to Data Delay
t
CDD
V
CC
=5V
200
ns
7, 8, 9
CLK Low Time
t
CL
V
CC
=2V
1000
ns
7
CLK Low Time
t
CL
V
CC
=5V
250
ns
7
CLK High Time
t
CH
V
CC
=2V
1000
ns
7 12
CLK High Time
t
CH
V
CC
=5V
250
ns
7, 12
CLK Frequency
f
CLK
V
CC
=2V
0.5
MHz
7 12
CLK Frequency
f
CLK
V
CC
=5V
DC
2.0
MHz
7, 12
CLK Rise and Fall
t
R
t
F
V
CC
=2V
2000
ns
CLK Rise and Fall
t
R
, t
F
V
CC
=5V
500
ns
RST to CLK Setup
t
CC
V
CC
=2V
4
µ
s
7
RST to CLK Setup
t
CC
V
CC
=5V
1
µ
s
7
CLK to RST Hold
t
CCH
V
CC
=2V
1000
ns
7
CLK to RST Hold
t
CCH
V
CC
=5V
250
ns
7
RST Inactive Time
t
CWH
V
CC
=2V
4
µ
s
7
RST Inactive Time
t
CWH
V
CC
=5V
1
µ
s
7
RST to I/O High Z
t
CDZ
V
CC
=2V
280
ns
7
RST to I/O High Z
t
CDZ
V
CC
=5V
70
ns
7
*Unless otherwise noted.