參數(shù)資料
型號: DSP56F807PY80E
廠商: 飛思卡爾半導體(中國)有限公司
英文描述: 16-bit Digital Signal Controllers
中文描述: 16位數(shù)字信號控制器
文件頁數(shù): 35/60頁
文件大?。?/td> 522K
代理商: DSP56F807PY80E
Reset, Stop, Wait, Mode Select, and Interrupt Timing
56F807 Technical Data Technical Data, Rev. 15
Freescale Semiconductor
35
3.6 Reset, Stop, Wait, Mode Select, and Interrupt Timing
Table 3-11 Reset, Stop, Wait, Mode Select, and Interrupt Timing
1,5
Operating Conditions:
V
SS
= V
SSA
= 0 V, V
DD
= V
DDA
= 3.0–3.6 V, T
A
= –40
°
to +85
°
C, C
L
50pF
1.
In the formulas, T = clock cycle. For an operating frequency of 80MHz, T = 12.5ns.
Characteristic
Symbol
Min
Max
Unit
See Figure
RESET Assertion to Address, Data and Control Signals
High Impedance
t
RAZ
21
ns
3-12
Minimum RESET Assertion Duration
2
OMR Bit 6 = 0
OMR Bit 6 = 1
2.
Circuit stabilization delay is required during reset when using an external clock or crystal oscillator in two cases:
After power-on reset
When recovering from Stop state
t
RA
275,000T
128T
ns
ns
3-12
RESET Deassertion to First External Address Output
t
RDA
33T
34T
ns
3-12
Edge-sensitive Interrupt Request Width
t
IRW
1.5T
ns
3-13
IRQA, IRQB Assertion to External Data Memory Access
Out Valid, caused by first instruction execution in the
interrupt service routine
t
IDM
15T
ns
3-14
IRQA, IRQB Assertion to General Purpose Output Valid,
caused by first instruction execution in the interrupt
service routine
t
IG
16T
ns
3-14
IRQA Low to First Valid Interrupt Vector Address Out
recovery from Wait State
3
3.
not the minimum required so that the IRQA interrupt is accepted.
The minimum is specified for the duration of an edge-sensitive IRQA interrupt required to recover from the Stop state. This is
t
IRI
13T
ns
3-15
IRQA Width Assertion to Recover from Stop State
4
4.
The interrupt instruction fetch is visible on the pins only in Mode 3.
5. Parameters listed are guaranteed by design.
t
IW
2T
ns
3-16
Delay from IRQA Assertion to Fetch of first instruction
(exiting Stop)
OMR Bit 6 = 0
OMR Bit 6 = 1
t
IF
275,000T
12T
ns
ns
3-16
Duration for Level Sensitive IRQA Assertion to Cause
the Fetch of First IRQA Interrupt Instruction (exiting Stop)
OMR Bit 6 = 0
OMR Bit 6 = 1
t
IRQ
275,000T
12T
ns
ns
3-17
Delay from Level Sensitive IRQA Assertion to First
Interrupt Vector Address Out Valid (exiting Stop)
OMR Bit 6 = 0
OMR Bit 6 = 1
t
II
275,000T
12T
ns
ns
3-17
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
DSP56F807PY80E 制造商:Freescale Semiconductor 功能描述:Digital Signal Processor IC DSP Type:Cor
DSP56F807PY80E 制造商:Freescale Semiconductor 功能描述:DSP LQFP160 3.6V
DSP56F807VF80 功能描述:數(shù)字信號處理器和控制器 - DSP, DSC 80Mhz/ 40MIPS RoHS:否 制造商:Microchip Technology 核心:dsPIC 數(shù)據(jù)總線寬度:16 bit 程序存儲器大小:16 KB 數(shù)據(jù) RAM 大小:2 KB 最大時鐘頻率:40 MHz 可編程輸入/輸出端數(shù)量:35 定時器數(shù)量:3 設(shè)備每秒兆指令數(shù):50 MIPs 工作電源電壓:3.3 V 最大工作溫度:+ 85 C 封裝 / 箱體:TQFP-44 安裝風格:SMD/SMT
DSP56F807VF80E 功能描述:數(shù)字信號處理器和控制器 - DSP, DSC 16 BIT HYBRID CONTROLLER RoHS:否 制造商:Microchip Technology 核心:dsPIC 數(shù)據(jù)總線寬度:16 bit 程序存儲器大小:16 KB 數(shù)據(jù) RAM 大小:2 KB 最大時鐘頻率:40 MHz 可編程輸入/輸出端數(shù)量:35 定時器數(shù)量:3 設(shè)備每秒兆指令數(shù):50 MIPs 工作電源電壓:3.3 V 最大工作溫度:+ 85 C 封裝 / 箱體:TQFP-44 安裝風格:SMD/SMT
DSP56F807VF80E 制造商:Freescale Semiconductor 功能描述:Digital Signal Processor IC