ICS9248-92 Datasheet, PDF (11/14 Pages) Integrated Circuit Systems – Mobile Pentium IITM System Clock Chip

ICS9248-92
Electrical Characteristics - CPUCLK
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
SYM B OL
CONDITIONS
M IN
TYP
Period
period(norm) V_T = 1.25 V; 100MHz
10
10
Output High Voltage
V_{OH2 B}
I_OH = -12.0 mA
1.8
2.3
Output Low Voltage
V_{OL2 B}
I_OL = 12 mA
0.31
Output High Current
I_{OH2 B}
V_OH = 1.7 V
Output Low Current
I_{OL2 B}
V_OL = 0.7 V
27
Rise Time
t_r2
1
B
V_OL = 0.4 V, V_OH = 2.0 V
Fall Time
t_f2
1
B
V_OH = 2.0 V, V_OL = 0.4 V
1
Duty Cycle
d_t2
1
B
V_T = 1.25 V
45
50
Skew
t_sk
2
1
B
V_T = 1.25 V
30
Jitter
t
1
cy c-cy c
V_T = 1.25 V
186
MAX
10.5
0.4
-27
1.6
1.6
55
95
250
1_{Guaranteed by design, not 100% tested in production.}
UNITS
ns
V
V
mA
mA
ns
ns
%
ps
ps
Electrical Characteristics - REF, 48MHz,24MHz
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 TYP MAX UNITS
Output High Voltage
Output Low Voltage
Output High Current
Output Low Current
Rise Time¹
Fall Time¹
Duty Cycle¹
Jitter, Absolute¹
Jitter, Absolute¹
V_OH5
V_OL5
I_OH5
I_OL5
t_r5
t_f5
d_t5
t_jabs5
t_jabs5
I_OH = -14 mA
I_OL = 6.0 mA
V_OH = 2.0 V
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, REF
V_T = 1.5 V, 48 MHz
2
3.21
V
0.21 0.4
V
-23 mA
29
mA
1
2.5
4
ns
1
2.5
4
ns
45
52
55
%
385 800 ps
469 800 ps
1_{Guaranteed by design, not 100% tested in production.}
11