PRELIMINARY
CM2400-02/03/04
Specifications (cont’d)
ELECTRICAL OPERATING CHARACTERISTICS (CONT’D)
Driver Characteristics & Timings (Full-speed mode only, SPEED=HIGH)
SYMBOL
t
FR
t
FF
FRFM
V
CRS
t
PLH(DRV)
t
PHL(DRV)
t
PHZ
t
PLZ
t
PZH
t
PZL
SYMBOL
t
LR
t
LF
FRFM
V
CRS
PARAMETER
Rise time
Fall time
Differential rise / fall time
matching (t
FR
/ t
FF
)
Output signal crossover
voltage
Driver propagation delay
(V
O
/ V
PO
➔
D+ / D- ;
FSEO / V
MO
➔
D+ / D-
Driver disable delay
(OE
➔
D+ / D-)
Driver enable delay
(OE
➔
D+ / D-)
CONDITIONS
C
L
= 50 to 125pF, measured 10% to 90%
(V
OH
-V
OL
); See Figure 6
C
L
= 50 to 125pF, measured 10% to 90%
(V
OH
-V
OL
); See Figure 6
Excluding the first transition from idle state
Excluding the first transition from idle state;
See Figure 9
LOW-to-HIGH transition; See Figure 9
HIGH-to-LOW transition; See Figure 9
HIGH-to-OFF; See Figure 7
LOW-to-OFF; See Figure 7
OFF-to-HIGH; See Figure 7
OFF-to-LOW; See Figure 7
CONDITIONS
C
L
= 200 to 600pF, measured 10% to 90%
(V
OH
-V
OL
); See Figure 6
C
L
= 200 to 600pF, measured 10% to 90%
(V
OH
-V
OL
); See Figure 6
Excluding the first transition from idle state
Excluding the first transition from idle state;
See Figure 9
CONDITIONS
LOW-to-HIGH transition; See Figure 8
HIGH-to-LOW transition; See Figure 8
LOW-to-HIGH transition; See Figure 8
HIGH-to-LOW transition; See Figure 8
MIN
75
75
80
1.3
TYP
MIN
4
4
100
1.65
18
18
15
15
15
15
MAX
300
300
125
2.0
TYP
MAX
20
20
UNITS
ns
ns
%
V
ns
ns
ns
ns
ns
ns
UNITS
ns
ns
%
V
Driver Characteristics & Timings (Low-speed mode only, SPEED=LOW)
PARAMETER
Rise time
Fall time
Differential rise / fall time
matching (t
FR
/ t
FF
)
Output signal crossover
voltage
PARAMETER
Driver propagation delay
(D+ / D-
➔
RCV)
Receiver Timings (Full-speed and low-speed modes)
SYMBOL
t
PLH(RCV)
t
PHL(RCV)
t
PLH(SE)
t
PHL(SE)
MIN
TYP
MAX
15
15
18
18
UNITS
ns
ns
ns
ns
Differential Receiver
Single-ended Receiver
Driver propagation delay
(D+ / D-
➔
V
P
/ V
M
)
©
2004 California Micro Devices Corp. All rights reserved.
6
430 N. McCarthy Blvd., Milpitas, CA 95035-5112
●
Tel: 408.263.3214
●
Fax: 408.263.7846
●
www.calmicro.com
08/24/04
CALMIRCO [ CALIFORNIA MICRO DEVICES CORP ]
