ICS91730 Datasheet, PDF (9/11 Pages) Integrated Circuit Systems – Low EMI, Spread Modulating, Clock Generator

ICS91730
Electrical Characteristics - CLKOUT
T_A = 0 - 85°C; V_DD = 3.3V +/-5%; C_L = 10-20 pF (unless otherwise specified)
PARAMETER
SYMBOL
CONDITIONS
MIN TYP MAX UNITS
Output High Voltage
Output Low Voltage
Rise Time
Fall Time
V_OH3
V_OL3
tr3
tf3
I_OH = -1 mA
I_OL = 1 mA
V_OL = 0.41V, V_OH = 0.86V
V_OH = 0.86V V_OL = 0.41V
2.4
V
0.4
0.5 0.6
1
ns
0.5 0.6
1
ns
Duty Cycle
d_t3
measurement from differential wavefrom -
0.35V to +035V
45
Jitter, Cycle to cycle t_jcyc-cyc1 V_T = 50%
1_{Guaranteed by design, not 100% tested in production.}
50
55
%
50 150 ps
Electrical Characteristics - REF
T_A = 0 - 85°C; V_DD = 3.3V +/-5%; C_L = 10-20 pF (unless otherwise specified)
PARAMETER SYMBOL
CONDITIONS
Output Impedance
Output High Voltage
Output Low Voltage
Output High Current
Output Low Current
Rise Time
Fall Time
Duty Cycle
Jitter
R_DSP11
V_OH1
V_OL1
I_OH1
I_OL1
t_r11
t_f
1
1
d_t
1
1
t_jcyc
-c
1
yc
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
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
1_{Guaranteed by design, not 100% tested in production.}
MIN
20
2.4
-29
29
1
1
45
TYP
48
1.2
1.2
51
105
MAX UNITS
60
Ω
V
0.4 V
-23 mA
27 mA
2
ns
2
ns
55 %
300 ps
0794D—05/23/05
9