參數(shù)資料
型號(hào): DSP56855BU120
廠商: 飛思卡爾半導(dǎo)體(中國(guó))有限公司
英文描述: 16-bit Digital Signal Controllers
中文描述: 16位數(shù)字信號(hào)控制器
文件頁(yè)數(shù): 36/52頁(yè)
文件大?。?/td> 618K
代理商: DSP56855BU120
56855 Technical Data, Rev. 6
36
Freescale Semiconductor
4.10 Enhanced Synchronous Serial Interface (ESSI) Timing
Table 4-10 ESSI Master Mode
1
Switching Characteristics
Operating Conditions: V
SS
= V
SSIO
= V
SSA
= 0 V, V
DD
= 1.62-1.98V, V
DDIO
= V
DDA
=
3.0–3.6V, T
A
= –40
°
to +120
°
C, C
L
50pF, f
op
= 120MHz
1.
Master mode is internally generated clocks and frame syncs
Parameter
Symbol
Min
Typ
Max
Units
SCK frequency
fs
15
2
2.
Max clock frequency is IP_clk/4 = 60MHz / 4 = 15MHz for an 120MHz part.
MHz
SCK period
3
t
SCKW
66.7
ns
SCK high time
t
SCKH
33.4
4
ns
SCK low time
t
SCKL
33.4
4
ns
Output clock rise/fall time
4
ns
Delay from SCK high to SC2 (bl) high - Master
5
t
TFSBHM
-1.0
1.0
ns
Delay from SCK high to SC2 (wl) high - Master
5
t
TFSWHM
-1.0
1.0
ns
Delay from SC0 high to SC1 (bl) high - Master
5
t
RFSBHM
-1.0
1.0
ns
Delay from SC0 high to SC1 (wl) high - Master
5
t
RFSWHM
-1.0
1.0
ns
Delay from SCK high to SC2 (bl) low - Master
5
t
TFSBLM
-1.0
1.0
ns
Delay from SCK high to SC2 (wl) low - Master
5
t
TFSWLM
-1.0
1.0
ns
Delay from SC0 high to SC1 (bl) low - Master
5
t
RFSBLM
-1.0
1.0
ns
Delay from SC0 high to SC1 (wl) low - Master
5
t
RFSWLM
-1.0
1.0
ns
SCK high to STD enable from high impedance - Master
t
TXEM
-0.1
2
ns
SCK high to STD valid - Master
t
TXVM
-0.1
2
ns
SCK high to STD not valid - Master
t
TXNVM
-0.1
ns
SCK high to STD high impedance - Master
t
TXHIM
-4
0
ns
SRD Setup time before SC0 low - Master
t
SM
4
ns
SRD Hold time after SC0 low - Master
t
HM
4
ns
Synchronous Operation (in addition to standard internal clock parameters)
SRD Setup time before SCK low - Master
t
TSM
4
ns
SRD Hold time after SCK low - Master
t
THM
4
ns
相關(guān)PDF資料
PDF描述
DSP56855BUE 16-bit Digital Signal Controllers
DSP56855E 16-bit Digital Signal Controllers
DSP56857BUE 16-bit Digital Signal Controllers
DSP56857E 16-bit Digital Signal Controllers
DSP56858E 16-bit Digital Signal Controllers
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
DSP56855BUE 功能描述:數(shù)字信號(hào)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(xiàn)寬度:16 bit 程序存儲(chǔ)器大小:16 KB 數(shù)據(jù) RAM 大小:2 KB 最大時(shí)鐘頻率:40 MHz 可編程輸入/輸出端數(shù)量:35 定時(shí)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(fēng)格:SMD/SMT
DSP56855E 制造商:FREESCALE 制造商全稱(chēng):Freescale Semiconductor, Inc 功能描述:16-bit Digital Signal Controllers
DSP56855PB 制造商:未知廠家 制造商全稱(chēng):未知廠家 功能描述:56855 Digital Signal Processor Product Brief
DSP56856 制造商:FREESCALE 制造商全稱(chēng):Freescale Semiconductor, Inc 功能描述:Digitial Signal Controller
DSP56857 制造商:FREESCALE 制造商全稱(chēng):Freescale Semiconductor, Inc 功能描述:16-bit Digital Signal Controllers