參數(shù)資料
型號: TMS320C15-25
廠商: Texas Instruments, Inc.
元件分類: 數(shù)字信號處理
英文描述: Digital Signal Processors(160ns指令周期,分離的程序和數(shù)據(jù)總線,外部輪詢中斷的DSP)
中文描述: 數(shù)字信號處理器(160ns指令周期,分離的程序和數(shù)據(jù)總線,外部輪詢中斷的數(shù)字信號處理器)
文件頁數(shù): 57/139頁
文件大?。?/td> 1478K
代理商: TMS320C15-25
UNIT
PARAMETER
TEST CONDITIONS
RL = 825
,
CL = 100 pF
(see Figure 2)
TMS320C15, TMS320E15, TMS320P15
DIGITAL SIGNAL PROCESSORS
SPRS009C–JANUARY 1987–REVISED JULY 1991
POST OFFICE BOX 1443
HOUSTON, TEXAS 77001
57
external clock option
An external frequency source can be used by injecting the frequency directly into X2/CLKIN with X1 left
unconnected. The external frequency injected must conform to the specifications listed in the table below.
switching characteristics over recommended operating conditions
TMS320C15/E15/P15
TMS320C15-25/E15-25
MIN
NOM
MAX
MIN
NOM
MAX
tc(C)
tr(C)
tf(C)
tw(CL)
tw(CH)
td(MCC)
Values derived from characterization data and not tested.
tc(C) is the cycle time of CLKOUT, i.e., 4tc(MC) (4 times CLKIN cycle time if an external oscillator is used).
CLKOUT cycle time
195.12
200
10
8
92
90
156.25
160
10
8
72
70
ns
CLKOUT rise time
ns
CLKOUT fall time
ns
Pulse duration, CLKOUT low
ns
Pulse duration, CLKOUT high
Delay time, CLKIN
to CLKOUT
ns
25
60
25
50
ns
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