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M49000000G Datasheet(PDF) 61 Page - Advanced Micro Devices

Part # M49000000G
Description  32 Megabit (4 M x 8-Bit/2 M x 16-Bit) CMOS 3.0 Volt-only, Simultaneous Operation Flash Memory and 32 Mbit (2M x 16-Bit) Pseudo Static RAM
PDF  64 Pages
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Manufacturer  AMD [Advanced Micro Devices]
Direct Link  http://www.amd.com
Logo AMD - Advanced Micro Devices

M49000000G Datasheet(HTML) 61 Page - Advanced Micro Devices

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60
Am49DL320BG
June 25, 2002
P R E L I M I NARY
pSRAM DATA RETENTION
Notes:
1. CE1#s
≥ V
CC – 0.2 V, CE2s ≥ VCC – 0.2 V (CE1#s controlled) or CE2s ≤ 0.2 V (CE2s controlled).
2. Typical values are not 100% tested.
pSRAM POWER ON AND DEEP POWER DOWN
Figure 33.
Deep Power-down Timing
Note: Data cannot be retained during deep power-down standby mode.
Figure 34.
Power-on Timing
Parameter
Symbol
Parameter Description
Test Setup
Min
Typ
Max
Unit
V
DR
V
CC for Data Retention
CS1#s
≥ V
CC – 0.2 V (Note 1)
2.7
3.3
V
I
DR
Data Retention Current
V
CC = 3.0 V, CE1#s ≥ VCC – 0.2 V
(Note 1)
1.0
(Note 2)
70
µA
t
CS
CE2 Setup Time
0
ns
t
CH
CE2 Hold Time
300
µs
t
DPD
CE2 Pulse Width
10
ms
t
CHC
CE2 Hold from CE#1
0
ns
t
CHP
CE2 Hold from Power On
30
µs
CE#1
CE#2
tDPD
tCH
tCH
tCS
CE#1
VDD
CE#2
tCHC
tCHP
tCH
VDD min



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