isp1302 NXP Semiconductors, isp1302 Datasheet - Page 50

• Manufacturer Part Number: isp1302
• Description: Isp1302 Universal Serial Bus On-the-go Transceiver With Carkit Support
• Manufacturer: NXP Semiconductors

NXP Semiconductors
Table 69.
[1]
ISP1302_1
Product data sheet
Symbol Parameter
f
t
t
t
t
t
t
t
t
t
t
t
SCL
HD;STA
LOW
HIGH
SU;STA
SU;DAT
HD;DAT
r
f
SU;STO
BUF
SP
Fig 23. Definition of timing for standard mode or fast mode devices on the I
SDA
SCL
C
b
t
is the capacitance load for each bus line in pF. If mixed with high-speed mode devices, faster fall times are allowed.
f
SCL clock frequency
hold time (repeated) START
condition
LOW period of the SCL clock
HIGH period of the SCL clock
set-up time for a repeated START
condition
data set-up time
data hold time
rise time of both SDA and SCL
signals
fall time of both SDA and SCL
signals
set-up time for STOP condition
bus free time between a STOP and
START condition
pulse width of spikes that must be
suppressed by the input filter
S
Characteristics of I/O stages of I
14.4 I
t
HD;STA
t
LOW
2
C-bus characteristics
t
r
t
HD;DAT
t
SU;DAT
t
HIGH
2
Conditions
C-bus lines (SDA, SCL)
t
f
Rev. 01 — 24 May 2007
t
SU;STA
applicable
Standard mode
Min
250
4.0
4.7
4.0
4.7
4.0
4.7
not
Sr
0
0
-
-
USB OTG transceiver with carkit support
t
HD;STA
applicable
1000
Max
100
300
not
-
-
-
-
-
-
-
-
2
C-bus
20 + 0.1C
20 + 0.1C
t
SP
t
SU;STO
Min
100
0.6
1.3
0.6
0.6
0.6
1.3
0
0
0
Fast mode
b
b
[1]
[1]
t
r
© NXP B.V. 2007. All rights reserved.
P
ISP1302
Max
400
300
300
0.9
50
t
BUF
-
-
-
-
-
-
-
004aaa216
S
Unit
kHz
ns
ns
ns
ns
50 of 63
s
s
s
s
s
s
s