HD6417641 RENESAS [Renesas Technology Corp], HD6417641 Datasheet - Page 1013

• Manufacturer Part Number: HD6417641
• Manufacturer: RENESAS [Renesas Technology Corp]

25.3.14 USB Transceiver Timing
Table 25.15 USB Transceiver Timing
Conditions: V
Notes: 1. Transceivers conform to the full-speed specification.
Item
Rising time
Falling time
Rising/falling time ratio
Output crossover voltage V
Output driver resistance
2. The resistance includes the value of the externally connected resistor
(RS = 27 Ω ± 1%).
= 0 V, Ta = −40°C to +85°C
CC
Measurement circuit
= 1.8 V ±5%, V
Notes:
DM
DP
1. The Values of t
2. The capacitance (C
Device to be
Symbol
t
t
t
Z
probe input capacitance.
R
F
R
measured
DRU
/t
CRS
F
VccQ
VssQ
CC
Q = 3.0 V to 3.6 V, AV
DM
DP
Min.
4
4
90
1.3
28
t
R
R
, t
and t
F
R
R
L
L
L
) includes stray capacitance of writing connection and
= 27 Ω
= 27 Ω
10%
90%
F
are measured at 10% and 90% of amplitude.
Typ.

—
—
—
Crossover voltage
C
C
L
L
CC
Max.
20
20
110
2.0
44
= 3.0 V to 3.6 V, V
Rev. 4.00 Sep. 14, 2005 Page 963 of 982
Section 25 Electrical Characteristics
Unit
ns
ns
%
V
Ω
Test Conditions
C
C
C
SS
L
L
L
REJ09B0023-0400
= V
= 50pF
= 50pF
= 50pF
SS
Q = AV
SS