参数资料
型号: DSP56303AG100
厂商: Freescale Semiconductor
文件页数: 29/108页
文件大小: 0K
描述: IC DSP 24BIT 100MHZ 144-LQFP
特色产品: DSP56303 24-bit Digital Signal Processor
标准包装: 60
系列: DSP563xx
类型: 定点
接口: 主机接口,SSI,SCI
时钟速率: 100MHz
非易失内存: ROM(576 B)
芯片上RAM: 24kB
电压 - 输入/输出: 3.30V
电压 - 核心: 3.30V
工作温度: -40°C ~ 100°C
安装类型: 表面贴装
封装/外壳: 144-LQFP
供应商设备封装: 144-LQFP(20x20)
包装: 托盘
AC Electrical Characteristics
DSP56303 Technical Data, Rev. 11
Freescale Semiconductor
2-7
24
Duration for IRQA assertion to recover from Stop state
5.9
ns
25
Delay from IRQA assertion to fetch of first instruction (when exiting
Stop)
2, 3
PLL is not active during Stop (PCTL Bit 17 = 0) and Stop delay is
enabled (Operating Mode Register Bit 6 = 0)
PLL is not active during Stop (PCTL Bit 17 = 0) and Stop delay is not
enabled (Operating Mode Register Bit 6 = 1)
PLL is active during Stop (PCTL Bit 17 = 1) (Implies No Stop Delay)
PLC
× ET
C × PDF + (128 K
PLC/2)
× TC
PLC
× ETC × PDF + (23.75 ±
0.5)
× T
C
(8.25
± 0.5) × TC
1.3
232.5 ns
87.5
9.1
12.3 ms
97.5
ms
ns
26
Duration of level sensitive IRQA assertion to ensure interrupt service
(when exiting Stop)2, 3
PLL is not active during Stop (PCTL Bit 17 = 0) and Stop delay is
enabled (Operating Mode Register Bit 6 = 0)
PLL is not active during Stop (PCTL Bit 17 = 0) and Stop delay is not
enabled (Operating Mode Register Bit 6 = 1)
PLL is active during Stop (PCTL Bit 17 = 1) (implies no Stop delay)
PLC
× ETC × PDF + (128K
PLC/2)
× TC
PLC
× ET
C × PDF +
(20.5
± 0.5) × TC
5.5
× TC
13.6
12.3
55.0
ms
ns
27
Interrupt Requests Rate
HI08, ESSI, SCI, Timer
DMA
IRQ, NMI (edge trigger)
IRQ, NMI (level trigger)
Maximum:
12
× TC
8
× T
C
8
× TC
12
× TC
120.0
80.0
120.0
ns
28
DMA Requests Rate
Data read from HI08, ESSI, SCI
Data write to HI08, ESSI, SCI
Timer
IRQ, NMI (edge trigger)
Maximum:
6
× TC
7
× TC
2
× T
C
3
× TC
60.0
70.0
20.0
30.0
ns
29
Delay from IRQA, IRQB, IRQC, IRQD, NMI assertion to external
memory (DMA source) access address out valid
Minimum:
4.25
× TC + 2.0
30.3
ns
Table 2-7.
Reset, Stop, Mode Select, and Interrupt Timing6 (Continued)
No.
Characteristics
Expression
100 MHz
Unit
Min
Max
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