ICS9248-65 Datasheet, PDF (8/10 Pages) Integrated Circuit Systems – Frequency Timing Generator for PENDIUM II Systems

ICS9248-65
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 TYP
Output High Voltage
VOH1 IOH = -11 mA
2.4 3.1
Output Low Voltage
VOL1 IOL = 9.4 mA
0.17
Output High Current
IOH1 VOH = 2.0 V
-62
Output Low Current
IOL1
VOL = 0.8 V
Rise Time¹
tr1
VOL = 0.4 V, VOH = 2.4 V
Fall Time¹
tf1
VOH = 2.4 V, VOL = 0.4 V
Duty Cycle¹
dt1
VT = 1.5 V
Skew¹
tsk1
VT = 1.5 V
Jitter, One Sigma¹
Jitter, Absolute¹
tj1_σ1
tjabs1
VT = 1.5 V
VT = 1.5 V
Jitter, Cycle-to-cycle¹ t_jcyc-cyc1 V_T = 1.5 V
1_{Guaranteed by design, not 100% tested in production.}
25
45
1.5
1.6
45
50
310
11
-250 45
105
MAX UNITS
V
0.4
V
-22 mA
mA
2
ns
2
ns
55 %
500 ps
150 ps
250 ps
500 ps
Electrical Characteristics - IOAPIC
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
Output High Voltage VOH4B IOH = -12 mA
2
2.4
Output Low Voltage VOL4B IOL = 12 mA
0.17
Output High Current
IOH4B VOH = 1.7 V
-61
Output Low Current
IOL4B VOL = 0.7 V
Rise Time¹
Tr4B VOL = 0.4 V, VOH = 2.0 V
Fall Time¹
Tf4B VOH = 2.0 V, VOL = 0.4 V
Duty Cycle¹
Dt4B VT = 1.25 V
Jitter, One Sigma¹
Jitter, Absolute¹
Tj1_σ4B
Tjabs4B
VT = 1.25 V
VT = 1.25 V
Jitter, Cycle-to-cycle¹ t_jcyc-cyc4B V_T = 1.25 V
1_{Guaranteed by design, not 100% tested in production.}
19
53
0.75
0.675
45 49.5
26
-500 137
200
MAX UNITS
V
0.4 V
-19 mA
mA
2.2 ns
2
ns
55
%
150 ps
500 ps
500 ps
8