ics9ums9001 Integrated Device Technology, ics9ums9001 Datasheet - Page 8

• Manufacturer Part Number: ics9ums9001
• Description: Pc Main Clock - Ck540
• Manufacturer: Integrated Device Technology

IDT
Electrical Characteristics - USB48MHz
Electrical Characteristics - SMBus Interface
Maximum SMBus Operating
ICS9UMS9001
PC MAIN CLOCK - CK540
TM
Absolute min/max period
Low-level Output Voltage
Falling Edge Slew Rate
Rising Edge Slew Rate
/ICS
Clock/Data Rise Time
Clock/Data Fall Time
Jitter, Cycle to cycle
Output High Current
Output High Voltage
Output Low Current
Output Low Voltage
Current sinking at
Long Accuracy
SMBus Voltage
PARAMETER
V
SCLK/SDATA
PARAMETER
SCLK/SDATA
TM
Clock period
Duty Cycle
OLSMB
Frequency
PC MAIN CLOCK - CK540
= 0.4 V
SYMBOL
SYMBOL
F
t
V
I
T
jcyc-cyc
PULLUP
T
ppm
T
T
SMBUS
V
t
t
V
OLSMB
V
period
I
I
SLR
FLR
d
RI2C
OH
OL
FI2C
abs
OH
DD
OL
t1
see Tperiod min-max values
Measured from 0.8 to 2.0 V
Measured from 2.0 to 0.8 V
48.00MHz output nominal
48.00MHz output nominal
V
V
V
(Max VIL - 0.15) to
(Min VIH + 0.15) to
V
OH
OL
OL
(Min VIH + 0.15)
(Max VIL - 0.15)
CONDITIONS
OH
CONDITIONS
@MAX = 3.135 V
SMB Data Pin
@ MIN = 1.95 V
Block Mode
@ MAX = 0.4 V
I
OH
I
V
V
@MIN = 1.0 V
@ I
OL
T
T
= -1 mA
= 1.5 V
= 1.5 V
= 1 mA
PULLUP
8
20.83125
20.48130
-100
MIN
MIN
-29
2.4
2.7
29
45
1
1
4
20.83542
21.18540
MAX
MAX
1000
100
-23
350
300
100
0.4
5.5
0.4
27
55
2
2
Advance Information
UNITS NOTES
UNITS Notes
V/ns
V/ns
ppm
kHz
mA
mA
mA
mA
mA
ns
ns
ps
ns
ns
%
V
V
V
V
1,2
2
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1247A—08/28/08