ICS9148-111 Datasheet, PDF (14/18 Pages) Integrated Circuit Systems – Frequency Generator & Integrated Buffers for PENTIUM/ProTM

ICS9148-111
Electrical Characteristics - CPU3.3
T_A = 0 - 70º C; V_DD = V_DDL = 3.3 V +/-5%; C_L = 20 pF (unless otherwise stated)
PARAMETER
SYMBOL
CONDITIONS
Output High Voltage
V_OH2B I_OH = -28 mA
Output Low Voltage
V_OL2B I_OL = 24 mA
Output High Current
I_OH2B V_OH =2.0 V
Output Low Current
Rise Time
Fall Time
Duty Cycle
Skew
I_OL2B
t_r2B1
t_f2B1
d_t2B1
t_sk2B1
V_OL = 0.8 V
V_OL = 0.4 V, V_OH = 2.4 V
V_OH = 2.4 V, V_OL = 0.4 V
V_T = 1.5 V
V_T = 1.5 V
Jitter, Single Edge
Displacement2
tj_srd2B1
VT = 1.5 V; f=66/100 MHz
VT = 1.5 V; f=75/83 MHz
1_{Guaranteed by design, not 100% tested in production.}
2_{Edge displacement of a period relative to a 10-clock-cycle rolling average period.}
MIN TYP MAX UNITS
2.5 2.6
V
0.34 0.4 V
-29 -23 mA
33
52
mA
1
2
ns
0.9
2
ns
45
52
55
%
90 175 ps
150 320 ps
285 550 ps
Electrical Characteristics - CPU2.5
T_A = 0 - 70º C; V_DD = 3.3 V +/-5%, V_DDL = 2.5 V +/-5%; C_L = 20 pF (unless otherwise stated)
PARAMETER
SYMBOL
CONDITIONS
MIN
Output High Voltage
V_OH2B I_OH = -8.0 mA
2
Output Low Voltage
V_OL2B I_OL = 12 mA
Output High Current
I_OH2B
V_OH =1.7 V
Output Low Current
I_OL2B
V_OL = 0.7 V
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Rise Time
t_r2B1
V_OL = 0.4 V, V_OH = 2.0 V
Fall Time
t_f2B1
V_OH = 2.0 V, V_OL = 0.4 V
Duty Cycle
d_t2B1
V_T = 1.25 V
45
Skew
t_sk2B1
V_T = 1.25 V
Jitter, Single Edge
Displacement²
tj_srd2B1
VT = 1.25 V; f=66/100 MHz
VT = 1.25 V; f=75/83 MHz
1_{Guaranteed by design, not 100% tested in production.}
2_{Edge displacement of a period relative to a 10-clock-cycle rolling average period.}
TYP MAX UNITS
2.2
V
0.22 0.4
V
-20 -16 mA
39
mA
1
1.6 ns
0.9 1.6 ns
51
55
%
110 175 ps
170 340 ps
310 680 ps
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