ICS9248-97 Datasheet, PDF (8/14 Pages) Integrated Circuit Systems – Frequency Timing Generator for PENTIUM II Systems

ICS9248-97
Electrical Characteristics - 3V66
T_A = 0 - 70º C; V_DD = 3.3 V +/-5%, V_DDL = 2.5 V +/-5%; C_L = 30 pF (unless otherwise stated)
PARAMETER
SYMBOL
CONDITIONS
MIN
Output Impedance
R_DSP11 V_O = V_DD*(0.5)
12
Output Impedance
R_DSN11 V_O = V_DD*(0.5)
12
Output High Voltage
V_OH1 I_OH = -11 mA
2.4
Output Low Voltage
V_OL1 I_OL = 9.4 mA
Output High Current
I_OH1
V_OH = 2.0 V
Output Low Current
I_OL1
V_OL = 0.8 V
16
Rise Time¹
t_r1
V_OL = 0.4 V, V_OH = 2.4 V
Fall Time¹
t_f1
V_OH = 2.4 V, V_OL = 0.4 V
Duty Cycle¹
d_t1
V_T = 1.5 V
45
Skew¹
Jitter, Cycle-to-cycle¹
t_sk1
T_jcyc-cyc1
V_T = 1.5 V
V_T = 1.5 V
1_{Guaranteed by design, not 100% tested in production.}
TYP
24.19
23.08
3.1
0.17
-51
41
1.49
1.52
49
92
173
MAX UNITS
55
Ω
55
Ω
V
0.4
V
-22 mA
mA
2
ns
2
ns
55
%
250 ps
250 ps
Electrical Characteristics - PCICLK
T_A = 0 - 70º C; V_DD = 3.3 V +/-5%, V_DDL = 2.5 V +/-5%; C_L = 30 pF (unless otherwise stated)
PARAMETER
SYMBOL
CONDITIONS
MIN
Output Impedance
R_DSP11 V_O = V_DD*(0.5)
12
Output Impedance
R_DSN11 V_O = V_DD*(0.5)
12
Output High Voltage
V_OH1 I_OH = -11 mA
2.4
Output Low Voltage
V_OL1
I_OL = 9.4 mA
Output High Current
I_OH1
V_OH = 2.0 V
Output Low Current
I_OL1
V_OL = 0.8 V
16
Rise Time¹
t_r1
V_OL = 0.4 V, V_OH = 2.4 V
Fall Time¹
t_f1
V_OH = 2.4 V, V_OL = 0.4 V
Duty Cycle¹
d_t1
V_T = 1.5 V
45
Skew¹
V_T = 1.5 V, PCICLK_(5:All)
t_sk1
V_T = 1.5 V, PCICLK_{(5: 1, 3, 7)}
Jitter, Cycle-to-cycle¹
T_jcyc-cyc1
V_T = 1.5 V, PCICLK_{(7: 2, 4, 6, 8, 9, 10)}
V_T = 1.5 V
1_{Guaranteed by design, not 100% tested in production.}
TYP
24
23
3.1
0.16
-50
42
1.87
1.57
49.8
600
102
179
202
MAX UNITS
55
Ω
55
Ω
V
0.4
V
-22 mA
mA
2.5 ns
2.5 ns
55
%
625
200 ^ps
500
500 ps
8