AM29F800BB-55EF Spansion Inc., AM29F800BB-55EF Datasheet - Page 30

• Manufacturer Part Number: AM29F800BB-55EF
• Description: IC, FLASH, 8MBIT, 55NS, TSOP-48
• Manufacturer: Spansion Inc.

Specifications of AM29F800BB-55EF

• Memory Type: Flash
• Memory Size: 8Mbit
• Memory Configuration: 1M X 8 / 512K X 16
• Access Time: 55ns
• Supply Voltage Range: 4.5V To 5.5V
• Memory Case Style: TSOP
• No. Of Pins: 48
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

SWITCHING WAVEFORMS
Note:
*DQ7=Valid Data (The device has completed the Embedded operation).
Note:
*DQ6 stops toggling (The device has completed the Embedded operation).
30
CE
WE
OE
WE
OE
CE
Figure 11. AC Waveforms for Data Polling During Embedded Algorithm Operations
Figure 12. AC Waveforms for Toggle Bit During Embedded Algorithm Operations
DQ0–DQ6
(DQ0–DQ7)
DQ7
Data
t
CH
t
OEH
t
OEH
DQ6=Toggle
t
WHWH 1 or 2
P R E L I M I N A R Y
t
CE
Am29F800T/Am29F800B
t
OE
DQ0–DQ6=Invalid
DQ6=Toggle
DQ7
t
*
OE
*
Stop Toggling
Valid Data
DQ0–DQ6
DQ7=
Valid Data
DQ6=
t
OH
t
DF
DQ0–DQ7
High Z
Valid
20375C-17
20375C-16
8/18/97