ICS952003 Datasheet, PDF (14/18 Pages) Integrated Circuit Systems – Programmable Timing Control Hub for P4™ processor

Integrated
Circuit
Systems, Inc.
ICS952003
Preliminary Product Review
Electrical Characteristics - 24M, 48M, REF
T_A = 0 - 70C; V_DD = V_DDL = 3.3 V +/-5%; C_L = 20 pF (unless otherwise stated)
PARAMETER SYMBOL
CONDITIONS
Output Impedance
R_DSP51 V_O = V_DD*(0.5)
Output Impedance
R_DSN51 V_O = V_DD*(0.5)
Output High Voltage V_OH5 I_OH = -14 mA
Output Low Voltage
V_OL5
I_OL = 6.0 mA
Output High Current
I_OH5
V_OH = 2.0 V
Output Low Current
Rise Time
I_OL5
V_OL = 0.8 V
t_r51
V_OL = 0.4 V, V_OH = 2.4 V
Fall Time
t_f
1
5
V_OH = 2.4 V, V_OL = 0.4 V
Duty Cycle
Jitter
d_t51
t_j1s
1
5
V_T = 1.5 V
V_T = 1.5 V
1_{Guaranteed by design, not 100% tested in production.}
MIN
20
20
2.4
10
45.0
TYP
MAX
60
60
0.4
-20
4.0
4.0
55.0
500
UNITS
Ω
Ω
V
V
mA
mA
ns
ns
%
ps
Electrical Characteristics - SDRAM
T_A = 0 - 70C; V_DD =V_DDL 3.3 V +/-5% ; C_L = 30 pF (unless otherwise stated)
PARAMETER
SYMBOL
CONDITIONS
Output Impedance
Output Impedance
Output High Voltage
Output Low Voltage
Output High Current
Output Low Current
Rise Time
Fall Time
Duty Cycle
J it t er¹
R_DSP2A1
R_DSN2A1
V _OH2A
V_OL2A
I_OH2A
I_OL2A
t _r2A1
t_f2A1
d_t
1
2A
t _{c y c -c y c}
V_O = V_DD*(0.5)
V_O = V_DD*(0.5)
I_OH = -28 mA
I_OL = 19 mA
V_OH = 2.0 V
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
1_{Guarenteed by design, not 100% tested in production.}
MIN TYP MAX UNITS
10
20
Ω
10
20
Ω
2.4
V
0.4
V
-42 mA
33
mA
0.5
2.0 ns
0.5
2
ns
45
55
%
250.0 ps
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