CDC960 Datasheet, PDF (18/38 Pages) Texas Instruments – 200-MHz CLOCK SYNTHESIZER/DRIVER WITH SPREAD SPECTURM CAPABILITY AND DEVICE CONTROL INTERFACE

CDC960
200ĆMHz CLOCK SYNTHESIZER/DRIVER
WITH SPREAD SPECTRUM CAPABILITY AND DEVICE CONTROL INTERFACE
SCAS675 – APRIL 2002
electrical characteristics over recommended operating free-air temperature range (unless
otherwise noted)
PARAMETER
TEST CONDITIONS
MIN TYP^† MAX UNIT
VIK
Input clamp voltage
VDD = 3.135 V, II = –18 mA
XIN
VDD = 3.465 V, VI = 2.0
IIH
High-level input
current
PCI/LDT_SEL, PCI_Stop,
LDT_Stop, SPREAD
VDD = 3.465 V,
VI = VDD
FS0, FS1, FS2, 24/48_SEL VDD = 3.465 V, VI = VDD
SDATA, SCLK
VDD = 3.465 V, VI = VDD
XIN
VDD = 3.465 V, VI = GND
IIL^‡
Low-level input
current
PCI/LDT_SEL, PCI_Stop,
LDT_Stop, SPREAD
VDD = 3.465 V,
VI = GND
FS0, FS1, FS2, 24/48_SEL VDD = 3.465 V, VI = GND
SDATA, SCLK
VDD = 3.465 V, VI = GND
IOZ
High-impedance-state output current
VDD = 3.465 V, VO = VDD or GND
IOZ
High-impedance-state output current, SDATA VDD = 3.465 V, VO = VDD
IDD
Static supply
current
All outputs open,
All outputs = low or high,
TEST MODE,
VDD = 3.465 V
SSC = ON/OFF,
CL = MAX,
LDT = 66 MHz,
CPU = 166 MHz, VDD = 3.465 V
CPU outputs: TEST LOAD
IDD
Dynamic supply
current
All others loaded with
corresponding load
CPU = 200 MHz, VDD = 3.465 V
capacitance only.
–0.7 −1.2 V
2.5
5
µA
5
5
−1.5
mA
−50
–50 ^µA
−50
±5 µA
5 µA
4.5 mA
180
mA
185
IDD(Z)
All outputs disabled (LOW)
High-impedance-
state supply
current
All outputs open, and out-
puts are in 3-state
CPU =166 MHz/ 200 MHz,
VDD = 3.465 V
CPU = 200 MHz, VDD = 3.465 V
45
55
38
50 mA
CI
XIN,
XOUT
Input capacitance to GND
VDD = 3.3 V
VI = VDD or GND
VI = 1.5 V
2.3 2.7 pF
27
29
31 pF
CXTAL Cryatal terminal capacitance (see Note 7)
VDD = 3.3 V,
VI = 1.5 V
15
pF
† _{All typical values are measured at their respective nominal VDD.}
‡ _{IIL is caused by internal pullup resistors.}
NOTE 7: This is the corresponding electrical capacitive load for the crystal in this oscillator application (Pierce-type oscillator). Parasitic pin-to-pin
capacitance = 2 pF.
18
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