MK1422
OPL3/4+Codec Portable Clock Source
MDS 1422 B
3
Revision 080698
Printed 11/15/00
Integrated Circuit Systems525 Race StreetSan JoseCA95126(408)295-9800telwww.icst.com
Notes:
1. Stresses beyond those listed under Absolute Maximum Ratings could cause permanent damage to the device. Prolonged exposure
to levels above the operating limits but below the Absolute Maximums may affect device reliability.
2. Typical values are at 25°C.
Electrical Specifications
Parameter
ABSOLUTE MAXIMUM RATINGS (note 1)
Supply Voltage, VDD
Inputs
Clock Outputs
Ambient Operating Temperature
Soldering Temperature
Storage temperature
DC CHARACTERISTICS
Operating Voltage, VDD
Input High Voltage, VIH, ICLK
Input Low Voltage, VIL, ICLK
Input High Voltage, VIH, PD
Input Low Voltage, VIL, PD
Output High Voltage, VOH
Output Low Voltage, VOL
Output High Voltage, VOH
Output Low Voltage, VOL
Operating Supply Current, IDD
Power Down Operating Current, IDDPD
Input Capacitance
Actual Mean Frequency versus Target
AC CHARACTERISTICS
Input Clock Frequency
Input Clock Duty Cycle, 14.318MHz
Output Clock Rise Time
Output Clock Fall Time
Output Clock Duty Cycle, 24.576MHz
Output Clock Duty Cycle, 16.9344 MHz
Output Clock Duty Cycle, 33.868MHz
Absolute Clock Period Jitter
One Sigma Clock Period Jitter
Conditions
Minimum
Typical
Maximum
Units
Referenced to GND
Referenced to GND
Referenced to GND
7
V
V
V
°C
°C
°C
-0.5
-0.5
0
VDD+.5V
VDD+.5V
70
260
150
Max of 20 seconds
-65
4.5
5.5
V
V
V
V
V
V
V
V
V
VDD/2 + 1
VDD/2
VDD/2
VDD/2 - 1
2
0.8
IOH=-25mA
IOL=25mA
IOH=-4mA
IOL=4mA
No Load
No Load
2.4
0.4
VDD-0.4
0.4
18
20
7
mA
μA
pF
%
Outputs
±0.2
14.31818
MHz
%
ns
ns
%
%
%
ps
ps
Time above VDD/2
0.8 to 2.0V
2.0 to 0.8V
Time above 1.5 V
Time above 1.5 V
Time above 1.5 V
Pins 4, 5, 6 only
Pins 4, 5, 6 only
20
80
1.5
1.5
60
55
55
400
40
45
45
-400
50
50
50
200
60