ICS91730 Datasheet, PDF (8/11 Pages) Integrated Circuit Systems – Low EMI, Spread Modulating, Clock Generator

ICS91730
LOW EMI, SPREAD MODULATING, CLOCK GENERATOR
Electrical Characteristics–CLKOUT
T_A = 0 - 85°C; V_{D D} = 3.3V +/-5%; C_L = 15 pF (unless otherwise specified)
PARAMETER
SYMBOL
CONDITIONS
MIN TYP MAX UNITS
Output High Voltage
Output Low Voltage
Rise Time
Fall Time
V_{OH 3}
V_OL3
tr3
tf 3
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 - ₄₅
0.35V to +035V
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 = 15 pF (unless otherwise specified)
PARAMETER
SYMBOL
CONDITIONS
Output Frequency
F_O1
Output Impedance
Output High Voltage
R_DSP11
V_OH ¹
V_O = V_DD*(0.5)
I_OH = -1 mA
Output Low Voltage
Output High Current
Output Low Current
Rise Time
V_O
1
L
I_OH ¹
I_O
1
L
t_r11
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
Fall Time
Duty Cycle
J itte r
t_f11
d_t
1
1
t_j
cy
1
c -c yc
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 TYP MAX UNITS
14.31 8
20
48
60
MHz
Ω
2.4
V
0.4
V
-2 9
-23 mA
29
27 mA
1
1.2
2
ns
1
1.2
2
ns
45
51
55
%
105 300 ps
IDT® LOW EMI, SPREAD MODULATING, CLOCK GENERATOR
8
ICS91730
REV F 061611