ICS9248-96 Datasheet, PDF (10/12 Pages) Integrated Circuit Systems – Frequency Generator & Integrated Buffers for Celeron & PII/III™

ICS9248-96
Electrical Characteristics - IOAPIC
T_A = 0 - 70°C; V_DDL = 2.5 V +/-5%; C_L = 10-20 pF (unless otherwise specified)
PARAMETER
SYMBOL
CONDITIONS
Output Impedance¹
R_DSP2B V_O = V_DD/2
Output High Voltage V_OH2B I_OH = -1 mA
Output Low Voltage
V_OL2B I_OL = 1 mA
Output High Current
I_OH
V_OH = 1.0 V
V_OH = 2.375 V
Output Low Current
Rise Time¹
Fall Time¹
I_OL
V_OL = 1.2 V
V_OL = 0.3 V
t_r
0.4 V to 2.0 V
t_f
2.0 V to 0.4 V
Duty Cycle¹
Jitter, Cycle-to-cycle¹
d_t
t_jcyc-cyc4B
V_T = 1.25 V
V_T = 1.25 V
1_{Guaranteed by design and characterization, not 100% tested in production.}
MIN
13.5
2
-27
27
0.5
0.5
45
TYP
14
2.5
0.2
-9
68
20
1.1
1.1
50
130
MAX
45
0.4
UNITS
Ω
V
V
mA
-27
mA
30
2
ns
2
ns
55
%
500 ps
Electrical Characteristics - SDRAM
T_A = 0 - 70°C; V_DD = 3.3 V +/-5%; C_L = 20-30 pF (unless otherwise specified)
PARAMETER
SYMBOL
CONDITIONS
MIN
Output Impedance¹
R_DSP3 V_O = V_DD/2
10
Output High Voltage
V_OH3 I_OH = -1 mA
2.4
Output Low Voltage
V_OL3
I_OL = 1 mA
Output High Current
I_OH3
V_OH = 2.0 V
V_OH = 3.135 V
-54
Output Low Current
I_OL3
V_OL = 1.0 V
V_OL = 0.4 V
54
Rise Time¹
t_r3
V_OL = 0.4 V, V_OH = 2.4 V
0.4
Fall Time¹
t_f3
V_OH = 2.4 V, V_OL = 0.4 V
0.4
Duty Cycle¹
d_t3
V_T = 1.5 V
45
Skew window¹
t_sk3
V_T = 1.5 V
Jitter¹
t_jcyc-cyc V_T = 1.5 V
1_{Guaranteed by design and characterization, not 100% tested in production.}
TYP
3.3
0.01
-124
-20
105
46
1
1
53
98
170
MAX
24
0.4
UNITS
Ω
V
V
mA
-46
mA
53
1.6 ns
1.6 ns
55
%
250 ps
250 ps
0311D—04/23/04
10