AT27C2048-55JI_07 View Datasheet(PDF) - Atmel Corporation

Part Name

Description

View to exact match

AT27C2048-55JI_07

2-Megabit (128K x 16) OTP EPROM

Atmel Corporation 

2. Pin Configurations

Pin Name

Function

A0 - A16

Addresses

O0 - O15

Outputs

CE

Chip Enable

OE

Output Enable

PGM

Program Strobe

NC

No Connect

DC

Don’t Connect

Note: Both GND pins must be connected.

2.1 40-lead PDIP Top View

VPP 1

CE 2

O15 3

O14 4

O13 5

O12 6

O11 7

O10 8

O9 9

O8 10

GND 11

O7 12

O6 13

O5 14

O4 15

O3 16

O2 17

O1 18

O0 19

OE 20

40 VCC

39 PGM

38 A16

37 A15

36 A14

35 A13

34 A12

33 A11

32 A10

31 A9

30 GND

29 A8

28 A7

27 A6

26 A5

25 A4

24 A3

23 A2

22 A1

21 A0

2.2 40-lead VSOP (Type 1) Top View

A9 1

A10 2

A11 3

A12 4

A13 5

A14 6

A15 7

A16 8

PGM 9

VCC 10

VPP 11

CE 12

O15 13

O14 14

O13 15

O12 16

O11 17

O10 18

O9 19

O8 20

40 GND

39 A8

38 A7

37 A6

36 A5

35 A4

34 A3

33 A2

32 A1

31 A0

30 OE

29 O0

28 O1

27 O2

26 O3

25 O4

24 O5

23 O6

22 O7

21 GND

2.3 44-lead PLCC Top View

O12 7

O11 8

O10 9

O9 10

O8 11

GND 12

NC 13

O7 14

O6 15

O5 16

O4 17

39 A13

38 A12

37 A11

36 A10

35 A9

34 GND

33 NC

32 A8

31 A7

30 A6

29 A5

Note: Note: PLCC package pins 1 and 23 are Don’t Connect.

2 AT27C2048

0632F–EPROM–12/07

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