dsp56004 Freescale Semiconductor, Inc, dsp56004 Datasheet - Page 54

• Manufacturer Part Number: dsp56004
• Description: Symphonytm Audio Dsp Family 24-bit Digital Signal Processors
• Manufacturer: Freescale Semiconductor, Inc

Specifications
Serial Host Interface (SHI) I
SERIAL HOST INTERFACE (SHI) I
2-30
Note:
No.
171
172
173
174
175
176
177
178
179
180
182
183
—
Tolerable Spike Width on SCL or SDA
Minimum SCL Serial 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
SCL Low to Data Out Valid
Stop Condition Set-up Time
Refer to the
modes.
(V
(V
(R
Filters Bypassed
Narrow Filters Enabled
Wide Filters Enabled
P
IHS
OHS
(min) = 1.5 k )
= 0.7
DSP56004 User’s Manual
= 0.8
V
V
CC
2
CC
C Protocol Timing
Characteristics
, V
Freescale Semiconductor, Inc.
, V
Table 2-13 SHI I
For More Information On This Product,
ILS
(C
OLS
L
= 0.3
= 400 pF, R
= 0.2
DSP56004/D, Rev. 3
Go to: www.freescale.com
Standard I
V
V
CC
for a detailed description of how to use the different filtering
CC
2
)
C PROTOCOL TIMING
P
2
C Protocol Timing
)
= 2 k , 100 kHz)
2
C
Symbol
t
t
t
t
t
t
HD;DAT
VD;DAT
HD;STA
SU;DAT
t
SU;STO
SU;STA
t
t
HIGH
t
LOW
BUF
SCL
t
t
r
f
All frequencies
Min
10.0
250
4.7
4.7
4.0
4.7
4.0
0.0
4.0
—
—
—
—
—
—
MOTOROLA
Max
100
1.0
0.3
3.4
20
—
—
—
—
—
—
—
—
—
0
Unit
ns
ns
ns
ns
ns
s
s
s
s
s
s
s
s
s
s