DS1023
AC ELECTRICAL CHARACTERISTICS -
DS1023-200 Delay Specifications
PARAMETER
Step Zero Delay
(TA = 0°C - 70°C; VCC = 5V ±=5%)
SYMBOL
MIN
TYP
MAX
UNITS NOTES
-absolute
-wrt REF
Reference Delay
Delay Step Size
tD0
tDREF0
tREF
16.5
-1.5
18
22
0
22
2.5
ns
ns
ns
ns
1, 13
2, 14
3, 13
-2
tSTEP
1.5
2
Maximum Delay
-absolute
-wrt REF
Delay Matching, Rising Edge
to Falling Edge
tDMAX
tDREF
509
494
-1
527
510
548
526
+1
ns
ns
ns
5, 13
6, 14
15
Integral Non- linearity
(deviation from straight line)
OUT Delta Delay
IN High to PWM High
Minimum PWM Output
Pulse Width
Minimum Input Pulse Width
Minimum Input Period
Input Rise and Fall Times
terr
tINV0
tPWM0
-8
0
0
1
16.5
+8
2
22
ns
ns
ns
7
8
9, 13
tPWM
tWI
5
20
40
0
ns
ns
ns
µs
10
11
12
16
tr, tf
1
AC ELECTRICAL CHARACTERISTICS –
DS1023-500 Delay Specifications
PARAMETER
Step Zero Delay
(TA = 0°C – 70°C; VCC = 5V ±=5%)
SYMBOL
MIN
TYP
MAX
UNITS NOTES
-absolute
-wrt REF
Reference Delay
Delay Step Size
tD0
tDREF0
tREF
16.5
-1.5
18
22
0
22
6
ns
ns
ns
ns
1, 13
2, 14
3, 13
-2
4
tSTEP
5
Maximum Delay
-absolute
-wrt REF
Delay Matching, Rising Edge
to Falling Edge
tDMAX
tDREF
1250
1235
-1
1292
1275
1337
1315
+1
ns
ns
ns
5, 13
6, 14
15
Integral Non- linearity
(deviation from straight line)
OUT Delta Delay
IN High to PWM High
Minimum PWM Output
Pulse Width
Minimum Input Pulse Width
Minimum Input Period
Input Rise and Fall Times
terr
tINV0
tPWM0
-20
0
0
1
16.5
+20
2
22
ns
ns
ns
7
8
9, 13
tPWM
tWI
5
50
100
0
ns
ns
ns
µs
10
11
12
16
tr, tf
1
12 of 16
DALLAS [ DALLAS SEMICONDUCTOR ]
