TMS470R1A256_09 Datasheet, PDF (24/48 Pages) Texas Instruments – 16/32-Bit RISC Flash Microcontroller

TMS470R1A256
16/32-Bit RISC Flash Microcontroller
SPNS100B – NOVEMBER 2004 – REVISED AUGUST 2006
www.ti.com
Timing Parameter Symbology
Timing parameter symbols have been created in accordance with JEDEC Standard 100. To shorten the
symbols, some of the pin names and other related terminology have been abbreviated as follows:
CM
CO
ER
ICLK
M
OSC, OSCI
OSCO
P
R
R0
R1
Compaction, CMPCT
CLKOUT
Erase
Interface clock
Master mode
OSCIN
OSCOUT
Program, PROG
Ready
Read margin 0, RDMRGN0
Read margin 1, RDMRGN1
Lowercase subscripts and their meanings are:
RD
RST
RX
S
SCC
SIMO
SOMI
SPC
SYS
TX
Read
Reset, RST
SCInRX
Slave mode
SCInCLK
SPInSIMO
SPInSOMI
SPInCLK
System clock
SCInTX
a
access time
r
c
cycle time (period)
su
d
delay time
t
f
fall time
v
h
hold time
w
The following additional letters are used with these meanings:
rise time
setup time
transition time
valid time
pulse duration (width)
H
High
L
Low
V
Valid
X
Unknown, changing, or don't care level
Z
High impedance
24
Submit Documentation Feedback