ICS9148-08 Datasheet, PDF (12/14 Pages) Integrated Circuit Systems – Frequency Generator & Integrated Buffers for PENTIUM/Pro

ICS9148 - 08
Electrical Characteristics - SDRAM
TA = 0 - 70C; VDD = VDDL = 3.3 V +/-5%; CL = 30 pF
PARAMETER
Output Impedance¹
Output Impedance¹
SYMBOL
CONDITIONS
RDSP1 VO = VDD*(0.5)
RDSN1 VO = VDD*(0.5)
Output High Voltage
VOH1 IOH = -28 mA
Output Low Voltage
VOL1 IOL = 23 mA
Output High Current
IOH1 VOH = 2.0 V
Output Low Current
Rise Time¹
Fall Time¹
Duty Cycle¹
Skew¹
Jitter, One Sigma¹
Jitter, Absolute¹
IOL1
Tr1
Tf1
Dt1
Tsk1
Tj1s1
Tjabs1
VOL = 0.8 V
VOL = 0.4 V, VOH = 2.4 V
VOH = 2.4 V, VOL = 0.4 V
VT = 1.5 V
VT = 1.5 V
VT = 1.5 V
VT = 1.5 V
1_{Guaranteed by design, not 100% tested in production.}
Electrical Characteristics - IOAPIC
TA = 0 - 70C; VDD = 3.3 V +/-5%, VDDL = 2.5 V +/-5%; CL = 20 pF
PARAMETER
Output Impedance¹
Output Impedance¹
SYMBOL
CONDITIONS
RDSP4B VO = VDD*(0.5)
RDSN4B VO = VDD*(0.5)
Output High Voltage VOH4B IOH = -8 mA
Output Low Voltage VOL4B IOL = 12 mA
Output High Current
IOH4B VOH = 1.7 V
Output Low Current
Rise Time¹
Fall Time¹
Duty Cycle¹
Jitter, One Sigma¹
Jitter, Absolute¹
IOL4B
Tr4B
Tf4B
Dt4B
Tj1s4B
Tjabs4B
VOL = 0.7 V
VOL = 0.4 V, VOH = 2.0 V
VOH = 2.0 V, VOL = 0.4 V
VT = 1.25 V
VT = 1.25 V
VT = 1.25 V
1_{Guaranteed by design, not 100% tested in production.}
MIN TYP MAX UNITS
10
24
Ω
10
24
Ω
2.4
3
V
0.2 0.4 V
-60 -40 mA
41 50
mA
1.6
2
ns
1.2
2
ns
45
52
55
%
150 250 ps
50 150 ps
-250
+250 ps
MIN TYP MAX UNITS
13.5
45 Ohm
13.5
2
2.2
0.3
-20
19
26
45 Ohm
V
0.4 V
-16 mA
mA
1.4 1.7 ns
1.3 1.6 ns
50
60 %
1
3
%
-5
5
%
12