AT49F516 Datasheet, PDF (1/13 Pages) ATMEL Corporation – 512K (32K x 16) 5-volt Only Flash Memory

Features
• Single Voltage Operation
– 5V Read
– 5V Reprogramming
• Fast Read Access Time - 55 ns
• Internal Program Control and Timer
• 8K Word Boot Block With Lockout
• Fast Erase Cycle Time - 10 seconds
• Word-By-Word Programming - 10 µs/Word Typical
• Hardware Data Protection
• DATA Polling For End Of Program Detection
• Small 10 x 14 VSOP Package
• Typical 10,000 Write Cycles
Description
The AT49F516 is a 5-volt only in-system programmable and erasable Flash Memory.
It’s 512K of memory is organized as 32,768 words by 16 bits. Manufactured with
Atmel’s advanced nonvolatile CMOS technology, the devices offer access times to 55
ns with power dissipation of just 275 mW over the commercial temperature range.
When the device is deselected, the CMOS standby current is less than 100 µA.
(continued)
512K (32K x 16)
5-volt Only
Flash Memory
AT49F516
Preliminary
Pin Configurations
Pin Name
A0 - A14
CE
OE
WE
I/O0 - I/O15
NC
Function
Addresses
Chip Enable
Output Enable
Write Enable
Data Inputs/Outputs
No Connect
PLCC Top View
I/O12 7
I/O11 8
I/O10 9
I/O9 10
I/O8 11
GND 12
NC 13
I/O7 14
I/O6 15
I/O5 16
I/O4 17
39 A13
38 A12
37 A11
36 A10
35 A9
34 GND
33 NC
32 A8
31 A7
30 A6
29 A5
A0 1
A1 2
A2 3
A3 4
A4 5
A5 6
A6 7
A7 8
A8 9
GND 10
A9 11
A10 12
A11 13
A12 14
A13 15
A14 16
NC 17
NC 18
WE 19
VCC 20
VSOP Top View
Type 1
10 x 14 mm
10 x 14 mm
40 OE
39 I/O0
38 I/O1
37 I/O2
36 I/O3
35 I/O4
34 I/O5
33 I/O6
32 I/07
31 GND
30 I/O8
29 I/O9
28 I/O10
27 I/O11
26 I/O12
25 I/O13
24 I/O14
23 I/O15
22 NC
21 CE
Rev. 1089B–10/98
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