sp8789 ETC-unknow, sp8789 Datasheet - Page 3

• Manufacturer Part Number: sp8789
• Description: 225mhz ? 20/21 Two Modulus Divider
• Manufacturer: ETC-unknow

NOTES
1.
2.
3.
4.
SP8789
NOTES
pulse transition to ensure that the
pulse transition to ensure that the
ELECTRICAL CHARACTERISTICS
Maximum frequency
(sinewave input))
Minimum frequency
(sinewave input)
Power supply current
Control input high voltage
Control input low voltage
Output high voltage
Output low voltage
Set up time
Release time
Clock to output propagation time
The set-up time ts is defined as the minimum time that can elapse between a L
The release time tr is defined as the minimum time that can elapse between a H
Unless otherwise stated the electrical characteristics are guaranteed over full specified supply, frequency and temperature range.
The test configuration for dynamic testing is shown in Fig.6.
Guaranteed but not tested.
Tested onlt at 25 C
Test conditions (unless otherwise stated):]
Characteristics
Supply voltage : Vcc 1 & 2 = 5.2
V
EE
= 0V; Temperature T
20 mode is selected.
21 mode is selected.
1600
1400
1200
1000
800
600
400
200
TRUTH TABLE FOR CONTROL INPUTS
0
Symbol
V
V
V
f
V
f
I
max
min
EE
t
t
INH
t
INL
OH
amb
OL
s
p
Vcc 4.95V to 5.45V PINS 7 AND 8 CONNECTED
TOGETHER. Tamb -40°C to +85°C
r
= -40 C to +85 C
50
Control
Figure 4 : Input sensitivity SP8789
Figure 3 : Timing diagramSP8789
input
0.25V or 6.8V to 9.5V (see Operating Note 7):
Min.
225
2.4
14
20
GUARANTEED *
0
1
4
OPERATING
100
INPUT FREQUENCY (MHz)
WINDOW
Value
Max.
0.5
20
45
7
2
Division Ratio
21
20
200
Units
MHz
MHz
mA
ns
ns
ns
V
V
V
V
H transition of the control input and the next L
L transition of the control input and the next L
300
Note 4
Note 4
Note 4
Note 4
Note 4
Note 4
Note 4
Note 3
Note 3
Note 3
Notes
*Tested as specified
in table of
Electrical Characteristics
Input = 200-800mV p-p
Input = 400-800mV p-p
Pins 2, 7 and 8 linked
Vcc = 4.95V I
Pin 2 linked to 8 and 7
I
25 C
25 C
25 C
OL
= 1.6mA
Conditions
OH
= 100 A
H clock
H clock