ICS950905 Datasheet, PDF (14/18 Pages) Integrated Circuit Systems – Programmable Timing Control Hub™ for P4™

Integrated
Circuit
Systems, Inc.
ICS950905
Advance Information
Electrical Characteristics - 48MHz
T_A = 0 - 70C; V_DD = 3.3 V +/-5%; C_L = 10-30 pF (unles s otherwis e s tated)
PAR AME TE R
SYMBOL
C ON D ITION S
Output Frequency
Output Im pedance
Output High Voltage
Output Low Voltage
Output High Current
Output Low Current
48DOT Ris e Tim e
48DOT Fall Tim e
VCH 48 USB
Ris e Tim e
F_O1
R
D SN
1
1
V_{OH 1}
V_OL1
I_{OH 1}
I_OL1
t_{r 11}
t_f11
t_r1
V_O = V_DD*(0.5)
V_O = V_DD*(0.5)
I_OH = -1 m A
I_OL = 1 m A
VOH@ MIN = 1.0 V, VOH@ MAX = 3.135 V
VOL@ MIN = 1.95 V, VOL@ MAX= 0.4
V_OL = 0.4 V, V_OH = 2.4 V
V_OH = 2.4 V, V_OL = 0.4 V
V_OL = 0.4 V, V_OH = 2.4 V
VCH 48 USB
Fall Tim e
tf¹
V_OH = 2.4 V, V_OL = 0.4 V
48 DOT to 48 USB
Skew
Duty Cycle
Jitter
ts kew¹
d
1
t1
t_jcyc-cyc1
VT=1 .5 V
V_T = 1.5 V
V_T = 1.5 V
1_{Guarenteed by des ign, not 100% tes ted in production.}
MIN TYP MAX UNITS
48
MH z
12
55
Ω
2 .4
V
0 .5 5
V
-29
-23 m A
29
27
mA
0 .5
1
ns
0 .5
1
ns
1
2
ns
1
2
ns
1
ns
45
55
%
350
ps
Electrical Characteristics - REF
T_A = 0 - 70C; V_DD = 3.3 V +/-5%; C_L =10-20 pF (unless otherwise stated)
PARAMETER
SYMBOL
CONDITIONS
Output Frequency
Output Impedance
F_O1
R_DSP11
V_O = V_DD*(0.5)
Output High Voltage
V_OH1
I_OH = -1 mA
Output Low Voltage
V_OL1
I_OL = 1 mA
Output High Current
I_OH1
VOH@ MIN = 1.0 V, VOH@ MAX = 3.135 V
Output Low Current
Rise Time
Fall Time
Duty Cycle
I_OL1
VOL@ MIN = 1.95 V, VOL@ MAX= 0.4
t_r11
V_OL = 0.4 V, V_OH = 2.4 V
t_f11
V_OH = 2.4 V, V_OL = 0.4 V
d_t11
V_T = 1.5 V
Jitter
t_jcyc-cyc
V_T = 1.5 V
1_{Guarenteed by design, not 100% tested in production.}
MIN TYP MAX UNITS
MHz
20
60
Ω
2.4
V
0.4
V
-29
-23 mA
29
27
mA
1
4
ns
1
4
ns
45
55
%
500
ps
Third party brands and names are the property of their respective owners.
14