參數(shù)資料
型號(hào): DSPB56367AG150
廠(chǎng)商: Freescale Semiconductor
文件頁(yè)數(shù): 27/100頁(yè)
文件大?。?/td> 0K
描述: IC DSP 24BIT 150MHZ 144-LQFP
標(biāo)準(zhǔn)包裝: 60
系列: DSP56K/Symphony
類(lèi)型: 音頻處理器
接口: 主機(jī)接口,I²C,SAI,SPI
時(shí)鐘速率: 150MHz
非易失內(nèi)存: ROM(240 kB)
芯片上RAM: 69kB
電壓 - 輸入/輸出: 3.30V
電壓 - 核心: 1.80V
工作溫度: -40°C ~ 95°C
安裝類(lèi)型: 表面貼裝
封裝/外殼: 144-LQFP
供應(yīng)商設(shè)備封裝: 144-LQFP(20x20)
包裝: 托盤(pán)
Reset, Stop, Mode Select, and Interrupt Timing
DSP56367 Technical Data, Rev. 2.1
3-8
Freescale Semiconductor
21
Delay from WR assertion to interrupt request deassertion for
level sensitive fast interrupts5, 6, 7
DRAM for all WS
SRAM WS = 1
SRAM WS = 2, 3
SRAM WS
≥ 4
(WS + 3.5)
× TC – 10.94
N/A
1.75
× TC – 4.0
2.75
× TC – 4.0
Note 8
ns
22
Synchronous int setup time from IRQs NMI assertion to the
CLKOUT trans.
0.6
× TC – 0.1
3.9
ns
23
Synch. int delay time from the CLKOUT trans2 to the first
external address out valid caused by first inst fetch
Minimum
Maximum
9.25
× TC + 1.0
24.75
× TC + 5.0
62.7
170.0
ns
24
Duration for IRQA assertion to recover from Stop state
0.6
× TC 0.1
3.9
ns
25
Delay from IRQA assertion to fetch of first instruction (when
exiting Stop)2, 8
PLL is not active during Stop (PCTL Bit 17 = 0) and Stop
delay is enabled (OMR Bit 6 = 0)
PLL is not active during Stop (PCTL Bit 17 = 0) and Stop
delay is not enabled (OMR Bit 6 = 1)
PLL is active during Stop (PCTL Bit 17 = 1) (Implies No
Stop Delay)
PLC
× ETC × PDF + (128 K
PLC/2) × TC
PLC
× ETC × PDF + (23.75
+/- 0.5)
× TC
(8.25
± 0.5) × TC
51.7
58.3
ms
ns
26
Duration of level sensitive IRQA assertion to ensure interrupt
service (when exiting Stop)2, 8
PLL is not active during Stop (PCTL Bit 17 = 0) and Stop
delay is enabled (OMR Bit 6 = 0)
PLL is not active during Stop (PCTL Bit 17 = 0) and Stop
delay is not enabled (OMR Bit 6 = 1)
PLL is active during Stop (PCTL Bit 17 = 1) (implies no
Stop delay)
PLC
× ETC × PDF + (128 K
PLC/2) × TC
PLC
× ETC × PDF + (20.5
+/- 0.5)
× TC
5.5
× TC
36.7
ms
ns
27
Interrupt Requests Rate
HDI08, ESAI, ESAI_1, SHI, DAX, Timer
DMA
IRQ, NMI (edge trigger)
IRQ (level trigger)
12TC
8TC
12TC
80.0
53.0
80.0
ns
Table 3-7 Reset, Stop, Mode Select, and Interrupt Timing1 (continued)
No.
Characteristics
Expression
Min
Max
Unit
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