DSP56371D Motorola Inc, DSP56371D Datasheet - Page 16

• Manufacturer Part Number: DSP56371D
• Description: high density CMOS device
• Manufacturer: Motorola Inc

Serial Host Interface (SHI) I
11.0
16
No.
44
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
SCL clock frequency
SCL clock cycle
Bus free time
Start condition set-up time
Start condition hold time
SCL low period
SCL high period
SCL and SDA rise time
SCL and SDA fall time
Data set-up time
Data hold time
DSP clock frequency
SCL low to data out valid
Stop condition setup time
HREQ in deassertion to last SCL edge
(HREQ in set-up time)
First SCL sampling edge to HREQ output
deassertion
Last SCL edge to HREQ output not deas-
serted
Serial Host Interface (SHI) I
Characteristics
Freescale Semiconductor, Inc.
For More Information On This Product,
2
C Protocol Timing
Table 8 SHI I
1
DSP56371 Technical Data
Go to: www.freescale.com
Standard I
2
C Protocol Timing
Expression
2
4
2
Symbol/
C Protocol Timing
T
T
T
T
T
T
T
×
×
T
t
NG;RQO
T
T
SU;RQI
AS;RQO
HD;STA
SU;DAT
HD;DAT
F
VD;DAT
SU;STO
F
T
T
SUSTA
T
T
2
HIGH
LOW
T
OSC
SCL
SCL
BUF
T
C
C
C*
R
F
+ 30
+ 30
Min
10.6
250
4.7
4.7
4.0
4.7
4.0
0.0
4.0
0.0
Standard
10
50
—
—
—
—
—
Max
100
3.4
—
—
—
—
—
—
10
10
—
—
—
—
—
—
—
28.5
Fast-Mode
Min
100
2.5
1.3
0.6
0.6
1.3
1.3
0.0
0.6
0.0
50
—
—
—
—
—
MOTOROLA
Max
400
0.9
0.9
10
10
—
—
—
—
—
—
—
—
—
—
—
—
Unit
MHz
kHz
µs
µs
µs
µs
µs
µs
ns
ns
ns
µs
µs
µs
ns
ns
ns