DS1021 Dallas Semiconducotr, DS1021 Datasheet - Page 4

• Manufacturer Part Number: DS1021
• Description: Programmable 8-Bit Silicon Delay Line
• Manufacturer: Dallas Semiconducotr

CASCADING MULTIPLE DEVICES (DAISY CHAIN) Figure 3
PART NUMBER TABLE Table 1
DELAY VS. PROGRAMMED VALUE Table 2
All delays in nanoseconds, referenced to input pin.
DS1020-25
DS1020-50
BINARY
PROGRAMMED
VALUE
PART
NUMBER
DS1021-25
DS1021-50
PART NUMBER
10.00
10.0
0
0
0
0
0
0
0
0
DELAY TIME
STEP ZERO
10 ± 2
10 ± 2
10.25
10.5
0
0
0
0
0
0
0
1
DELAYS AND TOLERANCES (IN ns)
DS1021
10.50
11.0
0
0
0
0
0
0
1
0
10.75
MAX DELAY
11.5
TIME (NOM)
0
0
0
0
0
0
1
1
73.75
137.5
4 of 9
DS1021
11.00
12.0
0
0
0
0
0
1
0
0
11.25
12.5
0
0
0
0
0
1
0
1
DELAY CHANGE
PER STEP (NOM)
∬
∬
DS1021
0.25
0.5
73.25
136.5
1
1
1
1
1
1
0
1
73.50
137.0
1
1
1
1
1
1
1
0
MAX DEVIATION FROM
PROGRAMMED DELAY
73.75
137.5
1
1
1
1
1
1
1
1
±6
±8
P7
P6
P5
P4
P3
P2
P1
P0
MSB
LSB