ICS94206 Datasheet, PDF (12/18 Pages) Integrated Circuit Systems – Programmable System Frequency Generator for PII/III™

ICS94206
Electrical Characteristics - SDRAM
T_A = 0 - 70º C; V_DD = 3.3 V +/-5%, C_L = 20 - 30 pF (unless otherwise stated)
PARAMETER
Output Impedance¹
Output Impedance¹
Output High Voltage
Output Low Voltage
Output High Current
Output Low Current
Rise Time¹
Fall Time¹
Duty Cycle¹
Skew¹
Propagation Delay
SYMBOL
R_DSP3
R_DSN3
V_OH3
V_OL3
I_OH3
I_OL3
t_r3
t_f3
d_t3
t_sk3
Tprop
CONDITIONS
Vo=V_DD*(0.5)
Vo=V_DD*(0.5)
I_OH = -1 mA
I_OL = 1 mA
V_OH@MIN = 2 V
V_OH@MAX = 3.135V
V_OL@MIN = 1 V
V_OL@MAX =0.4V
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
10
24
Ω
10
24
Ω
2.4
V
0.4
V
-46
mA
-54
54
mA
53
0.4 0.8 1.6 ns
0.4 0.8 1.6 ns
45 51.7 55
%
166 250 ps
3.1
5
ns
Electrical Characteristics - IOAPIC
T_A = 0 - 70º C; VDD = 3.3V; V_DDL = 2.5 V +/-5%; C_L = 10 - 20 pF (unless otherwise stated)
PARAMETER
Output Impedance¹
Output Impedance¹
Output High Voltage
Output Low Voltage
Output High Current
Output Low Current
Rise Time¹
Fall Time¹
Duty Cycle¹
SYMBOL
R_DSP4B
R_DSN4B
V_OH4B
V_OL4B
I_OH4B
I_OL4B
t_r4B
t_f4B
d_t4B
CONDITIONS
Vo=V_DD*(0.5)
Vo=V_DD*(0.5)
I_OH = -5.5 mA
I_OL = 9 mA
V_OH@MIN = 1.4 V
V_OH@MAX = 2.5V
V_OL@MIN = 1.0 V
V_OL@MAX =0.2V
V_OL = 0.4 V, V_OH = 2.0 V
V_OH = 2.0 V, V_OL = 0.4 V
V_T = 1.25 V
MIN
9
9
2
-36
36
0.4
0.4
45
1_{Guaranteed by design, not 100% tested in production.}
TYP MAX UNITS
3
Ω
30
Ω
V
0.4
V
-21 _mA
mA
31
0.7 1.6 ns
1.1 1.6 ns
53.7 55
%
12