ICS932S805C Datasheet, PDF (15/19 Pages) Integrated Device Technology – K8 Clock Chip for Serverworks HT2100 Servers

ICS932S805C
K8 Clock Chip for Serverworks HT2100 Servers
Electrical Characteristics - 33 MHz PCICLK, 25MHz Outputs
T_A = 0 - 70°C; VDD=3.3V +/-5%; C_L = 5 pF (unless otherwise specified)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX UNITS Notes
PCI Long Accuracy
ppm
see Tperiod min-max values
-300
300 ppm 1,2
PCI Clock period
T_period
33.33MHz output nominal
33.33MHz output spread
29.9910
29.9910
30.0090 ns
2
30.1598 ns
2
25MHz Long Accuracy
ppm
see Tperiod min-max values
-100
100
ns
2
25MHz Clock period
Output High Voltage
Output Low Voltage
Output High Current
Output Low Current
Edge Rate
Edge Rate
T_period
V_OH
V_OL
I_OH
I_OL
δV/δt
δV/δt
25MHz output nominal
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
Rising edge rate
Falling edge rate
0.0000
2.4
-33
30
1
1
0.0000 ns
2
V
1
0.55
V
1
mA
1
-33
mA
1
mA
1
38
mA
1
4
V/ns 1
4
V/ns 1
Duty Cycle
d_t1
V_T = 1.5 V
45
55
%
1
PCI Skew
t_sk1
V_T = 1.5 V
250
ps
1
25MHz Skew
t_sk1
V_T = 1.5 V
250
ps
1
Jitter, Cycle to cycle
t_jcyc-cyc
V_T = 1.5 V
250
ps
1
1_{Guaranteed by design and characterization, not 100% tested in production.}
2 _{All Long Term Accuracy and Clock Period specifications are guaranteed assuming that REF is at 14.31818MHz}
Electrical Characteristics - 48MHz
T_A = 0 - 70°C; V_DD = 3.3 V +/-5%; C_L = 5 pF (unless otherwise specified)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX UNITS Notes
Long Accuracy
ppm
see Tperiod min-max values
-100
100 ppm 1,2
Clock period
T_period
48.00MHz output nominal
20.8257
20.8340 ns
2
Output High Voltage
V_OH
I_OH = -1 mA
2.4
V
1
Output Low Voltage
V_OL
I_OL = 1 mA
0.55
V
1
Output High Current
I_OH
V _OH @ MIN = 1.0 V
-33
V_OH@ MAX = 3.135 V
mA
1
-33
mA
1
Output Low Current
I_OL
V_OL @MIN = 1.95 V
30
V_OL @ MAX = 0.4 V
mA
1
38
mA
1
Edge Rate
δV/δt
Rising edge rate
1
2
V/ns 1
Edge Rate
δV/δt
Falling edge rate
1
2
V/ns 1
Duty Cycle
d_t1
V_T = 1.5 V
45
55
%
1
Group Skew
t_sk1
V_T = 1.5 V
250
ps
1
Jitter, Cycle to cycle
t_jcyc-cyc
V_T = 1.5 V
150
ps
1
1_{Guaranteed by design and characterization, not 100% tested in production.}
2 _{All Long Term Accuracy and Clock Period specifications are guaranteed assuming that REF is at 14.31818MHz}
IDT^® K8 Clock Chip for Serverworks HT2100 Servers
15
1131D – 05/04/10