ICS9248-134 Datasheet, PDF (8/13 Pages) Integrated Circuit Systems – Frequency Timing Generator for PENTIUM II/III Systems

ICS9248-134
Electrical Characteristics - 48 MHz, 24_48 MHz
T_A = 0 - 70ºC; V_DD = 3.3 V +/-5%; V_DDL = 2.5 V +/-5%; C_L = 20 pF (unless otherwise stated)
PARAMETER
SYMBOL
CONDITIONS
MIN
Output Impedance¹
R_DSP5 V_O = V_DD*(0.5)
20
Output Impedance¹
R_DSN5 V_O = V_DD*(0.5)
20
Output High Voltage
V_OH5 I_OH = -16 mA
2.4
Output Low Voltage
V_OL5
I_OL = 9 mA
Output High Current
I_OH5
V_OH = 2.0 V
Output Low Current
I_OL5
V_OL = 0.8 V
16
Rise Time¹
t_r5
V_OL = 0.4 V, V_OH = 2.4 V
Fall Time¹
t_f5
V_OH = 2.4 V, V_OL = 0.4 V
Duty Cycle¹
d_t5
V_T = 1.5 V
45
Jitter, Cycle-to-cycle¹
T_jcyc-cyc5 V_T = 1.5 V
1_{Guaranteed by design, not 100% tested in production.}
TYP MAX UNITS
47
60
Ω
44
60
Ω
2.62
V
0.3
0.4
V
-27 -22 mA
22
mA
2.1
4
ns
2.2
4
ns
51
55
%
375 500 ps
Electrical Characteristics - REF
T_A = 0 - 70ºC; V_DD = 3.3 V +/-5%, V_DDL = 2.5 V +/-5%; C_L = 20 pF (unless otherwise stated)
PARAMETER
SYMBOL
CONDITIONS
MIN
Output Impedance¹
R_DSP5 V_O = V_DD*(0.5)
20
Output Impedance¹
R_DSN5 V_O = V_DD*(0.5)
20
Output High Voltage
V_OH5 I_OH = -16 mA
2.4
Output Low Voltage
V_OL5
I_OL = 9 mA
Output High Current
I_OH5
V_OH = 2.0 V
Output Low Current
I_OL5
V_OL = 0.8 V
16
Rise Time¹
t_r5
V_OL = 0.4 V, V_OH = 2.4 V
Fall Time¹
t_f5
V_OH = 2.4 V, V_OL = 0.4 V
Duty Cycle¹
d_t5
V_T = 1.5 V
45
Jitter, Cycle-to-cycle¹
T_jcyc-cyc5 V_T = 1.5 V
1_{Guaranteed by design, not 100% tested in production.}
TYP
48
44
2.6
0.3
-26
22
2.1
2.2
53
839
MAX UNITS
60
Ω
60
Ω
V
0.4 V
-22 mA
mA
4
ns
4
ns
55
%
1000 ps
8