参数资料
型号: TMS470R1VF346BPZQ
厂商: TEXAS INSTRUMENTS INC
元件分类: 微控制器/微处理器
英文描述: 32-BIT, FLASH, 48 MHz, RISC MICROCONTROLLER, PQFP100
封装: PLASTIC, LQFP-100
文件页数: 20/56页
文件大小: 779K
代理商: TMS470R1VF346BPZQ
TMS470R1VF336A, TMS470R1VF346A
16/32-BIT RISC FLASH MICROCONTROLLERS
SPNS079I – OCTOBER 2002 – REVISED SEPTEMBER 2006
27
POST OFFICE BOX 1443
HOUSTON, TEXAS 77251-1443
timing parameter symbology
Timing parameter symbols have been created in accordance with JEDEC Standard 100. In order to shorten
the symbols, some of the pin names and other related terminology have been abbreviated as follows:
Lowercase subscripts and their meanings are:
The following additional letters are used with these meanings:
CM
Compaction, CMPCT
RD
Read
CO
CLKOUT
RST
Reset, RST
ER
Erase
RX
SCInRX
ICLK
Interface clock
S
Slave mode
M
Master mode
SCC
SCInCLK
OSC, OSCI OSCIN
SIMO
SPInSIMO
OSCO
OSCOUT
SOMI
SPInSOMI
P
Program, PROG
SPC
SPInCLK
R
Ready
SYS
System clock
R0
Read margin 0, RDMRGN0
TX
SCInTX
R1
Read margin 1, RDMRGN1
a
access time
r
rise time
c
cycle time (period)
su
setup time
d
delay time
t
transition time
f
fall time
v
valid time
h
hold time
w
pulse duration (width)
H
High
X
Unknown, changing, or don’t care
level
L
Low
Z
High impedance
V
Valid
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