W99681CF Datasheet, PDF (71/78 Pages) Winbond – JPEG USB Dual Mode Camera Chip

W99681CF
I_IL
Input Low Leakage Current
I_IH
Input High Leakage Current
I_UP
Pull-up Current
C_IO
Pin Capacitance
I_PD
Powerdown Current USB
Suspend
I_DD
Active Current
9.3 AC Characteristics
V_IN = 0.4V
V_IN = 2.4V
V_IN = 0V
F_CLK = 12 MHz
9.3.1 USB Transceiver AC Characteristics
+70
µA
-70
µA
-133.2
-400.6
µA
10
pF
200
µA
120
mA
Rise Time
CL
Differential
Data Lines
10%
90%
CL
tR
Fall Time
90%
10%
tF
Full Speed: 4 to 20ns at CL = 50pF
Low Speed: 75ns at CL = 50pF, 300ns at CL = 350pF
Figure 9.1 Data Signal Rise and Fall Time
TPERIOD
Differential
Data Lines
Crossover
Points
Consecutive
Transitions
N * TPERIOD + TxJR1
Paired
Transitions
N * TPERIOD + TxJR2
Figure 9.2 Differential Data Jitter
TPERIOD
Differential
Data Lines
Crossover
Point
Crossover
Point Extended
Diff. Data to
SE0 Skew
N * TPERIOD + TDEOP
Source EOP Width: TEOPT
Receiver EOP Width: TEOPR1, TEOPR2
Figure 9.3 Differential to EOP Transition Skew and EOP Width
- 71 -
Publication Release Date: March 2000
Revision A1