Figure 29.26 I 2 C Bus Interface Input/Output Timing; Table 29.12 Usb Timing - Renesas H8S/2158 User Manual

V
IH
SDA0
V
and
IL
SDA1
t
BUF
SCL0
and
SCL1
P * S *
t
Sf
Note: * S, P, and Sr indicate the following conditions:
S: Start condition
P: Stop condition
Sr: Retransmission start condition
Figure 29.26 I

Table 29.12 USB Timing

= 3.3 V ± 0.3 V, DrV
Conditions: V
CC
Pin Functions: Driver/receiver input/output (USDP, USDM), USEXCL
Item
Driver/receiver Rise time
(full speed)
Fall time
Differential
signal time
difference
Driver/receiver output signal
crossover voltage
USB clock oscillation
stabilization time (crystal)
t
SCLH
t
STAH
t
SCLL
t
Sr
t
SCL
t
SDAH
2
C Bus Interface Input/Output Timing
= 3.3 V ± 0.3 V, DrV
CC
Symbol Min
t 4
r
t 4
f
t 90.0
RFM
V 1.3
CRS
t 10
OSCU
Section 29 Electrical Characteristics
t
STAS
Sr *
= V = 0 V
SS SS
Max Unit Test Conditions Remarks
20 ns Figure 29.27
20
111.11 %
2.0 V
— ms
Rev. 3.00 Jan 25, 2006 page 851 of 872
t t
SP STOS
P *
t
SDAS
Low:
0.1 × DrV
High:
0.9 × DrV
t /t
r f
REJ09B0286-0300
CC
CC