AT49F001N ATMEL [ATMEL Corporation], AT49F001N Datasheet

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AT49F001N

Manufacturer Part Number
AT49F001N
Description
1-Megabit 128K x 8 5-volt Only Flash Memory
Manufacturer
ATMEL [ATMEL Corporation]
Datasheet

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Features
Description
The AT49F001(N)(T) is a 5-volt-only in-system reprogrammable Flash Memory. Its 1
megabit of memory is organized as 131,072 words by 8 bits. Manufactured with
Atmel’s advanced nonvolatile CMOS technology, the device offers access times to 55
ns with power dissipation of just 275 mW over the commercial temperature range.
Pin Configurations
*Note: This pin is a DC on the AT49F001N(T).
Pin Name
A0 - A16
CE
OE
WE
RESET
I/O0 - I/O7
NC
DC
Single Voltage Operation
Fast Read Access Time - 55 ns
Internal Program Control and Timer
Sector Architecture
Fast Erase Cycle Time - 10 seconds
Byte By Byte Programming - 10 s/Byte Typical
Hardware Data Protection
DATA Polling for End of Program Detection
Low Power Dissipation
Typical 10,000 Write Cycles
I/O0
A7
A6
A5
A4
A3
A2
A1
A0
– 5V Read
– 5V Reprogramming
– One 16K Byte Boot Block with Programming Lockout
– Two 8K Byte Parameter Blocks
– Two Main Memory Blocks (32K, 64K) Bytes
– 50 mA Active Current
– 100 A CMOS Standby Current
5
6
7
8
9
10
11
12
13
PLCC Top View
Function
Addresses
Chip Enable
Output Enable
Write Enable
RESET
No Connect
Don’t Connect
Data Inputs/Outputs
29
28
27
26
25
24
23
22
21
A14
A13
A8
A9
A11
OE
A10
CE
I/O7
* RESET
VCC
A11
A13
A14
A16
A15
A12
WE
NC
A9
A8
A7
A6
A5
A4
VSOP Top View (8 x 14 mm) or
TSOP Top View (8 x 20 mm)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
* RESET
GND
I/O0
I/O1
I/O2
A16
A15
A12
A7
A6
A5
A4
A3
A2
A1
A0
DIP Top View
Type 1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
VCC
WE
NC
A14
A13
A8
A9
A11
OE
A10
CE
I/O7
I/O6
I/O5
I/O4
I/O3
(continued)
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
OE
A10
CE
I/O7
I/O6
I/O5
I/O4
I/O3
GND
I/O2
I/O1
I/O0
A0
A1
A2
A3
1-Megabit
(128K x 8)
5-volt Only
Flash Memory
AT49F001
AT49F001N
AT49F001T
AT49F001NT
Rev. 1008B–07/98
1

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AT49F001N Summary of contents

Page 1

... A13 A11 A10 I/ I/O7 *Note: This pin the AT49F001N(T). (continued) DIP Top View * RESET 1 32 VCC A16 A15 A12 4 29 A14 A13 ...

Page 2

... When the device is deselected, the CMOS standby current is less than 100 A. For the AT49F001NT pin 1 for the DIP and PLCC packages and pin 9 for the TSOP package are don’t connect pins. To allow for simple in-system reprogrammability, the AT49F001(N)(T) does not require high input voltages for programming ...

Page 3

... RESET pin, the boot block array can be reprogrammed even if the boot block lockout feature has been enabled (see Boot Block Programming Lockout Override section). The RESET feature is not available for the AT49F001N(T). ERASURE: Before a byte can be reprogrammed, the main memory block or parameter block which contains the byte must be erased. The erased state of the memory bits is a logical “ ...

Page 4

... When the RESET pin is brought back to TTL levels the boot block programming lockout feature is again active. This feature is not available on the AT49F001N(T). AT49F001(N)(T) 4 PRODUCT IDENTIFICATION: The product identification mode identifies the device and manufacturer as Atmel ...

Page 5

... SA = 18000 to 19FFF for PARAMETER BLOCK 10000 to 17FFF for MAIN MEMORY ARRAY BLOCK 1 This command will erase - PB1, PB2 and MMB1 SA = 00000 to 0FFFF for MAIN MEMORY ARRAY BLOCK 2 Absolute Maximum Ratings* Temperature Under Bias................................ -55°C to +125°C Storage Temperature ..................................... -65°C to +150°C ...

Page 6

... Refer to AC Programming Waveforms 12.0V 0.5V Manufacturer Code: 1FH, Device Code: 05H - AT49F001(N), 04H - AT49F001(N)T 5. See details under Software Product Identification Entry/Exit. 6. This pin is not available on the AT49F001N(T). DC Characteristics Symbol Parameter I Input Load Current LI I Output Leakage Current ...

Page 7

AC Read Characteristics Symbol Parameter t Address to Output Delay ACC ( Output Delay CE ( Output Delay OE (3)( Output Float DF Output Hold from OE ...

Page 8

AC Byte Load Characteristics Symbol Parameter Address, OE Set-up Time AS OES t Address Hold Time AH t Chip Select Set-up Time CS t Chip Select Hold Time CH t Write Pulse Width (WE or CE) WP ...

Page 9

Program Cycle Characteristics Symbol Parameter t Byte Programming Time BP t Address Set-up Time AS t Address Hold Time AH t Data Set-up Time DS t Data Hold Time DH t Write Pulse Width WP t Write Pulse Width High ...

Page 10

Data Polling Characteristics Symbol Parameter t Data Hold Time Hold Time OEH Output Delay OE t Write Recovery Time WR Notes: 1. These parameters are characterized and not 100% tested. 2. See t spec ...

Page 11

Software Product (1) Identification Entry LOAD DATA AA TO ADDRESS 5555 LOAD DATA 55 TO ADDRESS 2AAA LOAD DATA 90 TO ADDRESS 5555 ENTER PRODUCT IDENTIFICATION (2)(3)(5) MODE Software Product (1) Identification Exit OR LOAD DATA AA TO ADDRESS 5555 ...

Page 12

AT49F001 Ordering Information I (mA ACC (ns) Active Standby 55 50 0 0 0.1 50 0.3 120 50 0.1 50 0.3 32J 32-Lead, Plastic, J-Leaded Chip Carrier Package (PLCC) 32P6 ...

Page 13

... AT49F001N Ordering Information I (mA ACC (ns) Active Standby 55 50 0 0 0.1 50 0.3 120 50 0.1 50 0.3 32J 32-Lead, Plastic, J-Leaded Chip Carrier Package (PLCC) 32P6 32-Lead, 0.600" Wide, Plastic Dual In-line Package (PDIP) 32T 32-Lead, Plastic Thin Small Outline Package (TSOP) 32V 32-Lead, Plastic Thin Small Outline Package (TSOP mm) ...

Page 14

AT49F001T Ordering Information I (mA ACC (ns) Active Standby 55 50 0 0 0.1 50 0.3 120 50 0.1 50 0.3 32J 32-Lead, Plastic, J-Leaded Chip Carrier Package (PLCC) 32P6 ...

Page 15

... AT49F001NT Ordering Information t ACC (ns) I (mA 0 0 0.1 50 0.3 120 50 0.1 50 0.3 32J 32-Lead, Plastic, J-Leaded Chip Carrier Package (PLCC) 32P6 32-Lead, 0.600" Wide, Plastic Dual In-line Package (PDIP) 32T 32-Lead, Plastic Thin Small Outline Package (TSOP) 32V 32-Lead, Plastic Thin Small Outline Package (TSOP mm) ...

Page 16

Packaging Information 32J, 32-Lead, Plastic J-Leaded Chip Carrier (PLCC) Dimensions in Inches and (Millimeters) JEDEC STANDARD MS-016 AE .045(1.14) X 45° PIN NO. 1 IDENTIFY .553(14.0) .547(13.9) .032(.813) .595(15.1) .026(.660) .585(14.9) .050(1.27) TYP .300(7.62) REF .430(10.9) .390(9.90) AT CONTACT POINTS ...

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