ICS950812 Datasheet, PDF (11/30 Pages) Integrated Circuit Systems – Frequency Generator with 200MHz Differential CPU Clocks

ICS950812
Frequency Generator with 200MHz Differential CPU Clocks
Electrical Characteristics - PCICLK Un-Buffered Mode
T_A = 0 - 90°C; VDD=3.3V +/-5%; C_L = 10-30 pF (unless otherwise specified)
PARAMETER
SYMBOL
CONDITIONS
Output Impedance
R_DSP11
V_O = V_DD*(0.5)
Average Period
T_PERIOD
Fig. 8
Output High Voltage
V_OH1
I_OH = -1 mA
Output Low Voltage
V_OL1
I_OL = 1 mA
Output High Current
I_OH1
V_OH@MIN = 1.0V, V_OH@MAX = 3.135V
Output Low Current
I_OL1
V_{OL @MIN} = 1.95 V, V_{OL @MAX} = 0.4 V
Rise Time
t_r11
V_OL = 0.4 V, V_OH = 2.4 V (Fig. 7)
Fall Time
t_f
1
1
V_OH = 2.4 V, V_OL = 0.4 V (Fig. 7)
Duty Cycle
d_t11
V_T = 1.5 V (Fig. 8)
Skew
t_sk11
V_T = 1.5 V
Jitter,cycle to cyc
t_jc
yc-c
1
yc
V_T = 1.5 V (Fig. 8)
1_{Guaranteed by design, not 100% tested in production.}
MIN
12
30.00
2.05
-33
26
0.5
0.5
45
TYP
33
30.01
1.4
1.2
50
65
101
MAX
65
0.65
-28
38
2.3
2.3
55
500
290
UNITS
Ω
ns
V
V
mA
mA
ns
ns
%
ps
ps
Electrical Characteristics- 3V66 - Buffered Mode: 66MHz_OUT [2:0]
T_A = 0 - 90°C; VDD=3.3V +/-5%; C_L = 10-30 pF (unless otherwise specified)
PARAMETER
SYMBOL
CONDITIONS
Output Impedance
R_DSP11
V_O = V_DD*(0.5)
Output High Voltage
Output Low Voltage
V_OH1
V_OL1
I_OH = -1 mA
I_OL = 1 mA
Output High Current
I_OH1
V _OH@MIN = 1.0 V, V _OH@MAX = 3.135 V
Output Low Current
I_OL1
V_{OL @MIN} = 1.95 V, V_{OL @MAX} = 0.4 V
Rise Time
Fall Time
t_r11
V_OL = 0.4 V, V_OH = 2.4 V (Fig. 7)
t_f11
V_OH = 2.4 V, V_OL = 0.4 V (Fig. 7)
Duty Cycle
d_t11
V_T = 1.5 V (Fig. 8)
Jitter
t_jcyc-cyc1
V_T = 1.5 V 66MHz_OUT [2:0] (Additive)
(Fig. 8)
Skew
t_sk11
V_T = 1.5 V 66MHz_OUT [2:0]
1_{Guaranteed by design, not 100% tested in production.}
MIN
12
2.05
-33
26
0.5
0.5
45
TYP
33
1.6
1
52
83
169
MAX
65
0.65
-28
38
2.3
2.3
55
UNITS
Ω
V
V
mA
mA
ns
ns
%
120
ps
250
ps
IDT^TM Frequency Generator with 200MHz Differential CPU Clocks
11
0542J—01/25/10