ICS9250-27 Datasheet, PDF (8/15 Pages) Integrated Circuit Systems – Frequency Generator & Integrated Buffers for Celeron & PII/III™

ICS9250-27
Frequency Generator and Integrated Buffers for Celeron & PII/III^TM
Electrical Characteristics - CPU
T_A = 0 - 70C; V_DDL = 2.5 V +/-5%; C_L = 10-20 pF (unless otherwise specified)
PARAMETER
SYMBOL
CONDITIONS
Output Impedance
Output Impedance
Output High Voltage
Output Low Voltage
Output High Current
Output Low Current
Rise Time¹
Fall Time¹
R_DSP2B1
R_DSN2B1
V_OH2B
V_OL2B
I_OH2B
I_OL2B
t_r2B
t_f2B
V_O = V_DD*(0.5)
V_O = V_DD*(0.5)
I_OH = -1 mA
I_OL = 1 mA
V_{OH @ MIN} = 1.0 V
V_{OH @ MAX} = 2.375 V
V_{OL @ MIN} = 1.2 V
V_{OL @ MAX} = 0.3 V
V_OL = 0.4 V, V_OH = 2.0 V
V_OH = 2.0 V, V_OL = 0.4 V
Duty Cycle¹
Skew window¹
Jitter, Cycle-to-cycle¹
d_t2B
t_sk2B
t_jcyc-cyc2B
V_T = 1.25 V, 66, 100 MHz
V_T = 1.25 V, 133 MHz
V_T = 1.25 V
V_T = 1.25 V
1_{Guaranteed by design, not 100% tested in production.}
Electrical Characteristics - 3V66
T_A = 0 - 70C; V_DD = 3.3 V +/-5%; C_L = 10-20 pF (unless otherwise specified)
PARAMETER
SYMBOL
CONDITIONS
Output Impedance
Output Impedance
Output High Voltage
Output Low Voltage
Output High Current
R_DSP11
R_DSN11
V_OH1
V_OL1
I_OH1
V_O = V_DD*(0.5)
V_O = V_DD*(0.5)
I_OH = -1 mA
I_OL = 1 mA
V_{OH @ MIN} = 1.0 V
V_{OH @ MAX} = 3.135 V
Output Low Current
Rise Time¹
Fall Time¹
Duty Cycle¹
Skew window¹
Jitter, Cycle-to-cycle¹
I_OL1
t_r1
t_f1
d_t1
t_sk1
t_jcyc-cyc1
V_{OL @ MIN} = 1.95 V
V_{OL @ MAX} = 0.4 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
V_T = 1.5 V
1_{Guaranteed by design, not 100% tested in production.}
MIN TYP MAX UNITS
13.5 22
45
Ω
13.5 23
45
Ω
2
V
0.4 V
-27 -68
mA
-9
-27
27
54
mA
11
30
0.4 1.1 1.6 ns
0.4 1.1 1.6 ns
45
50
55
%
45
53
55
118 175 ps
148 250 ps
MIN TYP MAX UNITS
12
17
55
Ω
12
18
55
Ω
2.4
V
0.55 V
-33 -108
mA
-9
-33
30
95
mA
29
38
0.4 1.2 1.8 ns
0.4 1.3 1.8 ns
45
50
55
%
82 175 ps
123 500 ps
IDT^TM Frequency Generator and Integrated Buffers for Celeron & PII/III^TM
8
0395F—01/25/10