AM28F256A-200PCB View Datasheet(PDF) - Advanced Micro Devices

Part Name

Description

MFG CO.

AM28F256A-200PCB

256 Kilobit (32 K x 8-Bit) CMOS 12.0 Volt, Bulk Erase Flash Memory with Embedded Algorithms

Advanced Micro Devices

'AM28F256A-200PCB' PDF : 35 Pages View PDF

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BLOCK DIAGRAM
VCC
VSS
VPP
WE#
State
Control
Erase
Voltage
Switch
To Array
CE#
OE#
Command
Register
Program
Voltage
Switch
Chip Enable
Output Enable
Logic
Low VCC
Detector
A0–A14
Embedded
Algorithms
Program/Erase
Pulse Timer
Y-Decoder
Address
Latch
X-Decoder
DQ0–DQ7
Input/Output
Buffers
Data
Latch
Y-Gating
262,144
Bit
Cell Matrix
18879C-1
PRODUCT SELECTOR GUIDE
Family Part Number
Speed Options (VCC = 5.0 V ±10%)
Max Access Time (ns)
CE# (E#) Access (ns)
OE# (G#) Access (ns)
Am28F256A
-70
-90
-120
-150
-200
70
90
120
150
200
70
90
120
150
200
35
35
50
55
55
Am28F256A
3

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