ICS9248-168 Datasheet, PDF (8/14 Pages) Integrated Circuit Systems – AMD - K7™ Clock Generator for Mobile System

ICS9248-168
Electrical Characteristics - SDRAM_OUT
T_A = 0 - 70C; V_DD=3.3V +/-5%; C_L = 30 pF (unless otherwise specified)
PARAMETER
SYMBOL
CONDITIONS
Output Impedance¹
Output Impedance¹
R_DSP3
R_DSN3
V_O=V_DD*(0.5)
V_O=V_DD*(0.5)
Output High Voltage
V_OH3 I_OH = -11 mA
Output Low Voltage
V_OL3 I_OL = 11 mA
Output High Current
I_OH3
V_OH = 2.0 V
Output Low Current
Rise Time¹
Fall Time¹
Duty Cycle¹
Skew (ouput to output)¹
Skew (Buffer In to output)¹
I_OL3
V_OL = 0.8 V
t_r31
V_OL = 0.4 V, V_OH = 2.4 V
t_f31
V_OH = 2.4 V, V_OL = 0.4 V
d_t31
V_T = 1.5 V
t_sk3A
V_T = 1.5 V
t_sk3B
V_T = 1.5 V
1_{Guaranteed by design, not 100% tested in production.}
MIN TYP MAX UNITS
10
11
24
Ω
10
12
24
Ω
2
V
0.4
V
-12 mA
12
mA
0.9 1.5 ns
0.8 1.5 ns
45 51.5 55
%
220 250 ps
3
ns
Electrical Characteristics - PCICLK
T_A = 0 - 70C; V_DD = V_DDL = 3.3V +/-5%; C_L = 30 pF (unless otherwise specified)
PARAMETER
SYMBOL
CONDITIONS
Output Impedance
Output Impedance
R_DSP2B1
R_DSN2B1
V_O=V_DD*(0.5)
V_O=V_DD*(0.5)
Output High Voltage
V_OH1 I_OH = -11 mA
Output Low Voltage
V_OL1 I_OL = 9.4 mA
Output High Current
I_OH1
V_OH = 2.0 V
Output Low Current
Rise Time¹
Fall Time¹
Duty Cycle¹
Skew window¹
Jitter, Cyc-to-Cyc
I_OL1
t_r1
t_f1
d_t1
t_sk1
t_jcyc-cyc1
V_OL = 0.8 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
12
24
55
Ω
12
23
55
Ω
2.6
V
0.4
V
-16 mA
19
mA
1.29 2.5 ns
1.29 2.5 ns
45 50.2 55
%
280 400 ps
86 200 ps
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