lm9627 National Semiconductor Corporation, lm9627 Datasheet - Page 35

• Manufacturer Part Number: lm9627
• Description: Color Cmos Image Sensor Vga 30 Fps
• Manufacturer: National Semiconductor Corporation

Timing Information
4.0
The following specifications apply for all supply pins = +3.3V, C
apply for TA = T
Confidential
(1) Rising edge of the first SCLK pulse after an acknowledge bit.
SERIAL BUS TIMING
= MCS current source pull-up
= Rp resistor pull-up
SCLK
PARAMETER
sclk clock frequency
Set-up time (repeated) START condition
Hold time (repeated) START condition
LOW period of the sclk clock
HIGH period of the sclk clock
Data set-up time
Data hold time
Set-up time for STOP condition
Capacitive load for sda and sclk lines
MIN
SDA
t
SU;STA
t
fDA
to T
MAX
: all other limits T
Sr
(continued)
t
t
HD;STA
rCL
t
fDA
Figure 59. I
t
HD;DAT
A
t
HIGH
t
rCL
= 25
o
C (Note 7)
2
t
C Compatible Serial Bus Timing.
LOW
L
35
= 10pF, and sclk = 400KHz unless otherwise noted. Boldface limits
t
SU;DAT
SYMBOL
f
t
t
t
t
t
t
t
C
SCLH
SU;STA
HD;STA
L O W
HIGH
SU;DAT
HD;DAT
SU;STO
b
t
t
LOW
rCL1
t
HIGH
MIN
0
0.6
0.6
1.3
0.6
180
0
0.6
MAX
400
-
-
-
-
-
0.9
400
t
rCL1
t
SU;STO
(1)
UNIT
KHz
nS
pF
S
S
S
S
S
S
Sr
www.national.com
P