at49lh004 ATMEL Corporation, at49lh004 Datasheet - Page 35

• Manufacturer Part Number: at49lh004
• Description: 4-megabit Firmware Hub And Low-pin Count Flash Memory
• Manufacturer: ATMEL Corporation

33. A/A Mux Interface Read-only Operations
Note:
34. A/A Mux Read Timing Diagram
3383D–FLASH–6/05
Symbol
t
t
t
t
t
t
t
t
t
t
t
AVAV
AVCL
CLAX
AVCH
CHAX
CHQV
GLQV
PHAV
GLQX
GHQZ
QXGH
ADDRESSES
1. See AC Input/Output Reference Waveform for maximum allowable input slew rate.
2. OE may be delayed up to t
3. T
RST
Parameter
Read Cycle Time
Row Address Setup to R/C Low
Row Address Hold from R/C Low
Column Address Setup to R/C High
Column Address Hold from R/C High
R/C High to Output Delay
OE Low to Output Delay
RST High to Row Address Setup
OE Low to Output in Low-Z
OE High to Output in High-Z
Output Hold from OE High
C
R/C
I/O
WE
OE
= 0°C to +85°C, V
V
V
V
V
V
V
V
V
V
V
V
V
OH
OL
IH
IH
IH
IH
IH
IL
IL
IL
IL
IL
t
CC
PHAV
t
= 3.0V to 3.6V.
AVCL
(2)
CHQV
(2)
Row Address
- t
GLQV
Stable
t
CLAX
after the rising edge of R/C without impact on t
High-Z
Column Address
t
AVCH
Stable
t
AVAV
t
GLQX
t
CHAX
t
CHQV
(1)(3)
Data Valid
t
GLQV
Min
250
50
50
50
50
Next Address
1
0
0
CHQV
Stable
.
t
t
GHQZ
QXGH
Max
150
AT49LH004
50
50
High-Z
Units
ns
ns
ns
ns
ns
ns
µs
ns
ns
ns
ns
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