Timer Timing
參數(shù)資料
型號(hào): DSP56303VL100B1
廠商: Freescale Semiconductor
文件頁(yè)數(shù): 68/108頁(yè)
文件大?。?/td> 0K
描述: IC DSP 24BIT 100MHZ 196-BGA
標(biāo)準(zhǔn)包裝: 630
系列: DSP563xx
類(lèi)型: 定點(diǎn)
接口: 主機(jī)接口,SSI,SCI
時(shí)鐘速率: 100MHz
非易失內(nèi)存: ROM(576 B)
芯片上RAM: 24kB
電壓 - 輸入/輸出: 3.30V
電壓 - 核心: 3.30V
工作溫度: -40°C ~ 100°C
安裝類(lèi)型: 表面貼裝
封裝/外殼: 196-LBGA
供應(yīng)商設(shè)備封裝: 196-MAPBGA(15x15)
包裝: 托盤(pán)
DSP56303 Technical Data, Rev. 11
2-42
Freescale Semiconductor
Specifications
2.5.9
Timer Timing
Table 2-19.
Timer Timing1
No.
Characteristics
Expression2
100 MHz
Unit
Min
Max
480
TIO Low
2
× T
C + 2.0
22.0
ns
481
TIO High
2
× TC + 2.0
22.0
ns
482
Timer set-up time from TIO (Input) assertion to
CLKOUT rising edge
9.0
10.0
ns
483
Synchronous timer delay time from CLKOUT rising
edge to the external memory access address out valid
caused by first interrupt instruction execution
10.25
× TC + 1.0
103.5
ns
484
CLKOUT rising edge to TIO (Output) assertion
Minimum
Maximum
0.5
× TC + 0.5
0.5
× T
C + 19.8
5.5
24.8
ns
485
CLKOUT rising edge to TIO (Output) deassertion
Minimum
Maximum
0.5
× TC + 0.5
0.5
× T
C + 19.8
5.5
24.8
ns
Notes:
1.
VCC = 3.3 V ± 0.3 V; TJ = 40°C to +100 °C, CL = 50 pF.
2.
An expression is used to compute the number listed as the minimum or maximum value as appropriate.
Figure 2-40.
TIO Timer Event Input Restrictions
Figure 2-41.
Timer Interrupt Generation
Figure 2-42.
External Pulse Generation
TIO
481
480
CLKOUT
TIO (Input)
First Interrupt Instruction Execution
Address
482
483
CLKOUT
TIO (Output)
484
485
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