sy605 Micrel Semiconductor, sy605 Datasheet - Page 4

• Manufacturer Part Number: sy605
• Description: Sy605 125 Mhz Write Programmable Timing Edge Vernier
• Manufacturer: Micrel Semiconductor

Micrel
ECL input values are -0.9 to -1.7V, with input rise/fall times
measured between the 20% and 80% points. Timing reference
points at 50% for inputs and outputs. OUT and OUT loading with 50
NOTE:
1. See chart below:
Symbol
f
t
t
t
1 LSB
1 LSB
t
t
t
t
t
AC CHARACTERISTICS
MAX
WI
WO
S
S
H
WH
DS
DH
Trigger Rate
Trigger Width High
Output Pulse Width High Time
Output Pulse Rise/Fall Time (20/80%)
Output Pulse Spacing
Minimum Delay Time vs. Tspan
Output Delay
Tspan (Tspan = Tmax - Tmin)
Resolution (Tspan / 225)
Tempo (5ns Span)
Power Supply Rejection
CE Setup Time
CE Hold Time
WRITE Pulse Width High Time
D0 - D7 Setup Time
D0 - D7 Hold Time
Span = 4ns @ 1 LSB
(Data = 0-FF HEX, Tspan = 5ns)
Tspan / C
Tmin / C
T00 / ns (Tspan = 5 to 10ns)
(1)
Parameter
The information in this table is guaranteed but not 100% production tested.
Maximum Tspan (ns)
Maintaining Linearity
of 1 LSB
Maximum Tspan and Trigger Rates
6.75
12.0
15.5
22.0
See Figure 2 for a graphical representation.
4.0
5.1
5.8
8.1
9.9
Min.
15.7
2.0
2.5
8.0
4.0
2.0
1.5
2.0
1.0
1.5
—
—
—
—
—
—
2ns,
T
A
4
Typ.
= +0 C
550
125
1.0
3.5
60
—
—
—
—
—
—
—
—
—
to -2.0V. Typical values are based on nominal temperature, i.e., and
nominal voltage, i.e., - 5.2V.
2
2
Minimum Trigger
Max.
125
750
220
157
4.5
40
—
—
—
—
—
—
—
—
—
—
Periods (ns)
10.0
11.1
12.5
14.3
16.6
20.0
25.0
33.3
8.0
Min.
15.7
2.0
2.5
8.0
4.0
2.0
1.5
2.0
1.0
1.5
—
—
—
—
—
—
T
A
= +25 C
Typ.
550
125
1.0
3.5
60
—
—
—
—
—
—
—
—
—
2
2
Max.
125
750
220
157
4.5
40
—
—
—
—
—
—
—
—
—
—
Min.
15.7
2.0
2.5
8.0
4.0
2.0
1.5
2.0
1.0
1.5
—
—
—
—
—
—
T
A
Typ.
= +70 C
550
125
1.0
3.5
60
—
—
—
—
—
—
—
—
—
2
2
Max.
125
750
220
157
4.5
40
—
—
—
—
—
—
—
—
—
—
SY605
ps/ns
ps/ C
ps/ C
Unit
MHz
ps/V
ns
ns
ps
ns
ns
ns
ps
ns
ns
ns
ns
ns