ICS9250-27
Frequency Generator and Integrated Buffers for Celeron & PII/IIITM
Electrical Characteristics - IOAPIC
TA = 0 - 70C; VDDL = 2.5 V +/-5%; CL = 10-20 pF (unless otherwise specified)
PARAMETER
SYMBOL
CONDITIONS
MIN
9
TYP
21.5
23
MAX UNITS
1
Output Impedance
RDSP4B
VO = VDD*(0.5)
30
30
Ω
1
Output Impedance
Output High Voltage
Output Low Voltage
RDSN4B
VO = VDD*(0.5)
IOH = -1 mA
IOL = 1 mA
9
2
Ω
V
V
VOH4B
VOL4B
0.4
-27
VOH @ MIN = 1.0 V
VOH @ MAX = 2.375 V
VOL @ MIN = 1.2 V
VOL @ MAX = 0.3 V
-27
27
-68
-9
IOH4B
Output High Current
mA
mA
54
11
IOL4B
tr4B
Output Low Current
30
1.6
1.6
55
Rise Time1
Fall Time1
Duty Cycle1
Jitter, Cycle-to-cycle1
VOL = 0.4 V, VOH = 2.0 V
VOH = 2.0 V, VOL = 0.4 V
VT = 1.25 V
0.4
0.4
45
1.1
1.1
50
ns
ns
%
ps
tf4B
dt4B
tjcyc-cyc4B VT = 1.25 V
123
500
1Guaranteed by design, not 100% tested in production.
Electrical Characteristics - SDRAM
TA = 0 - 70C; VDD = 3.3 V +/-5%; CL = 20-30 pF (unless otherwise specified)
PARAMETER
SYMBOL
CONDITIONS
MIN
10
TYP
14
MAX UNITS
1
Output Impedance
RDSP3
VO = VDD*(0.5)
24
24
Ω
1
Output Impedance
Output High Voltage
Output Low Voltage
RDSN3
VO = VDD*(0.5)
IOH = -1 mA
IOL = 1 mA
10
18
Ω
V
V
VOH3
VOL3
2.4
0.4
-46
VOH @ MIN = 2.0 V
VOH @ MAX = 3.135 V
VOL @ MIN = 1.0 V
VOL @ MAX = 0.4 V
-54
54
-92
-16
68
IOH3
Output High Current
mA
mA
IOL3
tr3
Output Low Current
29
53
1.6
1.6
55
Rise Time1
Fall Time1
Duty Cycle1
Skew window1
VOL = 0.4 V, VOH = 2.4 V
VOH = 2.4 V, VOL = 0.4 V
VT = 1.5 V
0.4
0.4
45
1
ns
ns
%
ps
tf3
1.5
52
dt3
tsk3
VT = 1.5 V
164
250
Jitter, Cycle-to-cycle1
tjcyc-cyc3
VT = 1.5 V, 66, 100 MHz
180
250
ps
1Guaranteed by design, not 100% tested in production.
IDTTM Frequency Generator and Integrated Buffers for Celeron & PII/IIITM
0395F—01/25/10
9
IDT [ INTEGRATED DEVICE TECHNOLOGY ]
