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PUMA2E1000I-70 Datasheet

  • PUMA2E1000I-70

  • EEPROM|FLASH|32KX32|CMOS|PGA|66PIN|CERAMIC

  • 159.46KB

  • 12頁(yè)

  • ETC

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32K x 32 EEPROM MODULE
EEPROM
PUMA 2E1000-70/90/12
HMP Ltd, West Chirton, North Shields, Tyne & Wear NE29 8SE England
Tel. (+44) 191 293 0500 Fax. (+44) 191 259 0997
Issue 4.4 : January 2001
Description
The PUMA 2E1000 is a 1Mbit High Speed
EEPROM module user configurable as
32Kx32, 64Kx16 or 128Kx8.
Available with access times of 70, 90 &
120ns the device has an industry standard
ceramic 66 pin P.G.A footprint.
The device features byte and page write
facility, 10,000 Write Erase cycle capability
and data retention time of 10 years.
The device may be screened in accordance
with MIL-STD-883
1,048,576 bit CMOS High Speed EEPROM
Features
Very Fast access times of 70/90/120 ns.
User Configurable as 8 / 16 / 32 bit wide.
Upgradeable footprint.
Operating Power
1760 mW (max).
Standby Power
1320 mW (max).
Package Suitable for Thermal Ladder Applications.
Single byte and Page Write operation.
DATA Polling and Toggle Bit for End of Write Detection.
Hardware and Software Data Protection.
May be screened in accordance with MIL-STD-883.
Block Diagram
Pin Definition
12
23
34
45
56
1
D8
2
WE2
13
D15
24
D24
35
VCC
46
D31
57
D9
CS2
14
D14
25
D25
36
CS4
47
D30
58
A0~A14
OE
WE4
WE3
WE2
WE1
3
D10
4
GND
15
D13
26
D26
37
WE4
48
D29
59
A13
5
D11
16
D12
27
A6
D27
49
D28
60
32K x 8
EEPROM
CS1
CS2
CS3
CS4
D0~7
D8~15
D16~23
D24~31
32K x 8
EEPROM
32K x 8
EEPROM
32K x 8
EEPROM
A14
6
A10
17
OE
28
NC
7
A11
18
NC
29
VIEW
FROM
ABOVE
38
A7
39
A3
50
A0
61
NC
40
A4
51
A1
62
NC
8
A12
19
WE1
30
A8
41
A5
52
A2
63
NC
9
VCC
20
D7
31
A9
42
WE3
53
D23
64
D0
10
CS1
21
D6
32
D16
43
CS3
54
D22
65
D1
11
NC
22
D5
33
D17
44
GND
55
D21
66
D2
D3
D4
D18
D19
D20
Pin Functions
A0-14
CS1-4
WE1-4
V
CC
Address Inputs
Chip Select
Write Enable
Power (+5V)
D0-31
OE
NC
GND
Data Inputs/Outputs
Output Enable
No Connect
Ground

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