W681307DG Datasheet, PDF (24/160 Pages) Winbond – USB1.1 CODEC Microprocessor Control Unit with 32KB Mask ROM and 4KB RAM.

W681307
Driver Fall Time
T_F
4
8
15
ns
Rise and Fall Time Matching
T_LRLF
T_LRLF = T_LR/ T_LF
90
100
111
%
VDD_USB Supply Current
I_USB
* (exclude internal pull high
resistor)
Standby
Input Mode
Output Mode
10
nA
2
mA
2
mA
6.8 USB PLL Electronic Characteristics ( 25°C, AVDD = 3.3V, DVDD1, 3 =1.9V)
PARAMETER
Operation Current
PLL Shut-Down Current
Operation Voltage
Input Clock Frequency Range
Comparison Frequency
PLL Output Frequency
VCO Frequency
Ouput Duty Cycle
PLL Short-Term Peak To Peak
Output Jitter
PLL Lock In Time
SYM.
I_PLL
I_{PLL_DN}
V_PLL
F_IN
F_REF
F_OUT
F_VCO
T_JITTER
T_READY
CONDITIONS
VCO_FREQ =
96MHz,
FOUT_FREQ =
48MHz
MIN.
3.0
---
40
TYP. MAX.
3.3
3.6
13.824
768
48
96
---
50
60
UNIT
mA
uA
V
MHz
KHz
MHz
MHz
%
ps
ms
6.9
The Crystal Specification Requirement
The below figure is shown the electrical equivalent circuit for a crystal and the parameters are used for the crystal circuit.
C O = 5 .1 p F
R c = 30 ohm
L c = 5 .9 9 m H C c = 2 2 .1 2 fF
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Publication Release Date: May, 2007
Revision 1.3