參數(shù)資料
型號: DSP1629
英文描述: TVS 400W 64V UNIDIRECT SMA
中文描述: DSP1629數(shù)字信號處理器
文件頁數(shù): 114/126頁
文件大?。?/td> 1993K
代理商: DSP1629
Data Sheet
March 2000
DSP1629 Digital Signal Processor
114
Lucent Technologies Inc.
11 Timing Characteristics for 2.7 V Operation
(continued)
*
Motorolamode signal name.
Figure 51. PHIF Intelor MotorolaMode Signaling (Status Register Read) Timing Diagram
t45, t47, and t49 are referenced to the falling edge of PCSN or PODS(PDS), whichever occurs last.
t46, t48, and t50 are referenced to the rising edge of PCSN or PODS(PDS), whichever occurs first.
t45, t47, and t49 are referenced to the falling edge of PCSN or PODS(PDS), whichever occurs last.
t46, t48, and t50 are referenced to the rising edge of PCSN or PODS(PDS), whichever occurs first.
Table 132. Timing Requirements for Inteland MotorolaMode Signaling (Status Register Read)
Abbreviated Reference
t45
t46
t47
t48
Parameter
Min
4
0
6
0
Max
Unit
ns
ns
ns
ns
PSTAT to PCSN Setup (valid to low)
PCSN to PSTAT Hold (high to invalid)
PBSEL to PCSN Setup (valid to low)
PCSN to PBSEL Hold (high to invalid)
Table 133. Timing Characteristics for Inteland MotorolaMode Signaling (Status Register Read)
Abbreviated Reference
t49
t50
t154
Parameter
Min
0
Max
12
8
Unit
ns
ns
ns
PCSN to PB Read (low to valid)
PCSN to PB Read Hold (high to invalid)
PCSN to PB Read 3-state (high to 3-state)
PCSN
PODS (PDS*)
PIDS (PRWN*)
PBSEL
PSTAT
PB[7:0]
t47
t48
t45
t46
t49
t50
V
IH
V
IL
V
OH
V
OL
V
IH
V
IL
V
IH
V
IL
V
IH
V
IL
V
IH
V
IL
5-4040 (F).a
t154
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