ds96-039wdsp ETC-unknow, ds96-039wdsp Datasheet - Page 94

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

February 1997
10 Timing Characteristics for 2.7 V Operation
10.6 Bit Input/Output (BIO)
Table 75. Timing Requirements for BIO Input Read
Table 76. Timing Characteristics for BIO Output
Table 77. Timing Requirements for BIO Input Test
Lucent Technologies Inc.
(OUTPUT)
Abbreviated Reference
Abbreviated Reference
Abbreviated Reference
(OUTPUT)
IOBIT
(INPUT)
IOBIT
(INPUT)
IOBIT
IOBIT
CKO
CKO
V
V
V
V
t144
t141
t142
V
V
V
V
V
V
t27
t28
t29
OH
OH
V
V
OL
OL
OH
OH
IH
OL
OL
Figure 16. Write Outputs Followed by Read Inputs (cbit = Immediate; a1 = sbit)
IL
IH
IL
Figure 17. Write Outputs and Test Inputs (cbit = Immediate)
IOBIT Input Setup Time (valid to high)
IOBIT Input Hold Time (high to invalid)
IOBIT Output Valid Time (low to valid)
IOBIT Output Hold Time (low to invalid)
IOBIT Input Setup Time (valid to low)
IOBIT Input Hold Time (low to invalid)
t144
t144
t141
TEST INPUT
Parameter
Parameter
Parameter
DATA INPUT
t27
t29
t29
t28
(continued)
t142
DSP1628 Digital Signal Processor
VALID OUTPUT
VALID OUTPUT
Min
Min
Min
15
15
—
0
1
0
Max
Max
Max
—
—
—
—
—
9
Unit
Unit
Unit
ns
ns
ns
ns
ns
ns
5-4019 (C).b
5-4019 (C).a
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