|
CDC921 Datasheet, PDF (8/17 Pages) Texas Instruments – 133-MHz CLOCK SYNTHESIZER/DRIVER FOR PC MOTHERBOARDS WITH 3-STATE OUTPUTS | |||
|
◁ |
CDC921
133-MHz CLOCK SYNTHESIZER/DRIVER FOR PC MOTHERBOARDS
WITH 3-STATE OUTPUTS
SCAS623 âMAY 27, 1999
electrical characteristics over recommended operating free-air temperature range (unless
otherwise noted) (continued)
CPUx, CPU_DIV2, APIC (Type 1)
PARAMETER
TEST CONDITIONS
VOH High-level output voltage
VDD = min to max,
VDD = 2.375 V,
VOL Low-level output voltage
VDD = min to max,
VDD = 2.375 V,
VDD = 2.375 V,
IOH High-level output current
VDD = 2.5 V,
VDD = 2.625 V,
VDD = 2.375 V,
IOL Low-level output current
VDD = 2.5 V,
VDD = 2.625 V,
CO Output capacitance
VDD = 3.3 V,
ZO Output impedance
High state
Low state
VO = 0.5 VDD,
VO = 0.5 VDD,
â All typical values are measured at their respective nominal VDD values.
IOH = â 1 mA
IOH = â12 mA
IOL = 1 mA
IOL = 12 mA
VO = 1 V
VO = 1.25 V
VO = 2.375 V
VO = 1.2 V
VO = 1.25 V
VO = 0.3 V
VO = VDD or GND
VO/IOH
VO/IOL
48MHz, REFx (Type 3)
PARAMETER
TEST CONDITIONS
VOH High-level output voltage
VDD = min to max,
VDD = 3.135 V,
VOL Low-level output voltage
VDD = min to max,
VDD = 3.135 V,
VDD = 3.135 V,
IOH High-level output current
VDD = 3.3 V,
VDD = 3.465 V,
VDD = 3.135 V,
IOL Low-level output current
VDD = 3.3 V,
VDD = 3.465 V,
CO Output capacitance
VDD = 3.3 V,
ZO Output impedance
High state
Low state
VO = 0.5 VDD,
VO = 0.5 VDD,
â All typical values are measured at their respective nominal VDD values.
IOH = â 1 mA
IOH = â14 mA
IOL = 1 mA
IOL = 9 mA
VO = 1 V
VO = 1.65 V
VO = 3.135 V
VO = 1.95 V
VO = 1.65 V
VO = 0.4 V
VO = VDD or GND
VO/IOH
VO/IOL
MIN
VDD â
0.1 V
2
TYPâ
0.18
â26 â42
â46
â16
27
57
63
23
5.8
13.5
27
13.5
20
MIN
VDD â
0.1 V
2.4
TYPâ
0.18
â27 â41
â41
â12
29
50
53
20
4.5
20
40
20
31
MAX UNIT
V
0.1
V
0.4
mA
â27
mA
43
8.5 pF
45
â¦
45
MAX UNIT
V
0.1
V
0.4
mA
â23
mA
37
7 pF
60
â¦
60
8
⢠POST OFFICE BOX 655303 DALLAS, TEXAS 75265
|
▷ |