ds96-039wdsp ETC-unknow, ds96-039wdsp Datasheet - Page 107

• Manufacturer Part Number: ds96-039wdsp
• Description: Clarification Serial Control Register Description Dsp1620/27/28/29 Devices
• Manufacturer: ETC-unknow

DSP1628 Digital Signal Processor
10 Timing Characteristics for 2.7 V Operation
* See sioc register, MSB field, to determine if B0 is the MSB or LSB. See sioc register, ILEN field, to determine if the DO word length
Table 100. Timing Requirements for Serial Inputs
† For multiprocessor mode, see note in Section 10.10.
‡ Device is fully static; t80 is tested at 200 ns.
Table 101. Timing Characteristics for Serial Outputs
105
is 8 bits or 16 bits.
Abbreviated Reference
Abbreviated Reference
DOEN
SADD
OCK
OBE
OLD
DO*
t87
t88
t89
t90
t92
t93
t94
t95
t96
V
V
V
V
V
V
V
V
V
V
V
V
OH
OH
OH
OL
OL
OL
t80
t81
t82
t83
t84
t85
IH
IH
IH
IL
IL
IL
–
–
–
–
–
–
–
–
–
–
–
–
t83
Figure 31. SIO Passive Mode Output Timing Diagram
Data Delay (high to valid)
Enable Data Delay (low to active)
Disable Data Delay (high to 3-state)
Data Hold (high to invalid)
Address Delay (high to valid)
Address Hold (high to invalid)
Enable Delay (low to active)
Disable Delay (high to 3-state)
OBE Delay (high to high)
t85
t88
t94
t82
Clock Period (high to high)
Clock Low Time (low to high)
Clock High Time (high to low)
Load High Setup (high to high)
Load Low Setup (low to high)
Load Hold (high to invalid)
t80
Parameter
Parameter
t84
t81
t87
t92
B0
AD0
t85
†
(continued)
t96
t90
t93
AD1
B1
Min
Min
—
—
—
—
—
—
—
40
18
18
3
3
8
8
0
AD7
B7
Max
Max
—
t90
t93
—
—
—
—
—
35
35
35
—
35
—
35
35
35
‡
BN – 1
AS7
Unit
Unit
ns
ns
ns
ns
ns
ns
Lucent Technologies Inc.
ns
ns
ns
ns
ns
ns
ns
ns
ns
February 1997
5-4796 (F)
t89
t95