adsp-21535 STMicroelectronics, adsp-21535 Datasheet - Page 54

• Manufacturer Part Number: adsp-21535
• Description: Dsm Digital Signal Processor System Memory For Analog Devices Dsps 3.3v Supply
• Manufacturer: STMicroelectronics

DSM2150F5V
Figure 26. Switching Waveforms – Key
Table 20. AC Symbols for PLD Timing
Example:t
54/73
A
C
D
E
N
P
Q
R
S
W
B
M
Address Input
CEout Output
Input Data
E Input
Reset Input or Output
Port Signal Output
Output Data
RD Input (READ)
Chip Select Input, BMS, DMS, IOMS, or FSx
WR Input (WRITE)
V
Output Macrocell
AVWL
STBY
–
Output
Time from Address Valid to WRITE Input Low.
Signal Letters
WAVEFORMS
STEADY INPUT
MAY CHANGE FROM
HI TO LO
MAY CHANGE FROM
LO TO HI
DON'T CARE
OUTPUTS ONLY
INPUTS
t
L
H
V
X
Z
PW
Time
Logic Level Low
Logic Level High
Valid
No Longer a Valid Logic Level
Float
Pulse Width
STEADY OUTPUT
WILL BE CHANGING
FROM HI TO LO
WILL BE CHANGING
LO TO HI
CHANGING, STATE
UNKNOWN
CENTER LINE IS
TRI-STATE
OUTPUTS
Signal Behavior
AI03102