ICS9148-26 Datasheet, PDF (15/17 Pages) Integrated Circuit Systems – Frequency Generator & Integrated Buffers for PENTIUM/ProTM

Electrical Characteristics - SDRAM
TA = 0 - 70C; VDD =VDDL 3.3 V +/-5%; CL = 30 pF (unless otherwise stated)
PARAMETER
SYMBOL
CONDITIONS
Output Impedance
Output Impedance
RDSP
1
2A
RDSN2A1
VO = VDD*(0.5)
VO = VDD*(0.5)
Output High Voltage
VOH2A IOH = -28 mA
Output Low Voltage
VOL2A IOL = 19 mA
Output High Current
IOH2A VOH = 2.0 V
Output Low Current
Rise Time
Fall Time
Duty Cycle
Skew ( output to output )
Skew ( Bufferin to output )
IOL2A
tr2A1
tf2A1
dt2A1
tsk2A1
tsk2A1
VOL = 0.8 V
VOL = 0.8 V, VOH = 2.4 V
VOH = 2.4 V, VOL = 0.8 V
VT = 1.5 V
VT = 1.5 V
VT = 1.5 V
1_{Guarenteed by design, not 100% tested in production.}
ICS9148 - 26
MIN TYP MAX UNITS
10
20
Ω
10
20
Ω
2.4 2.8
V
0.3 0.4 V
-72 -42 mA
33
50
mA
1.1 2.0 nS
1.5 2.5 nS
55
65
75
%
200 600 pS
5.5 7.0 nS
15