at27bv400 ATMEL Corporation, at27bv400 Datasheet

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at27bv400

Manufacturer Part Number
at27bv400
Description
4-megabit 256k 512k Unregulated Battery-voltage High Speed Eprom
Manufacturer
ATMEL Corporation
Datasheet
Features
Description
The AT27BV400 is a high performance low-power, low-voltage 4,194,304-bit one time
programmable read only memory (OTP EPROM) organized as either 256K by 16 or
512K by 8 bits. It requires only one supply in the range of 2.7 to 3.6V in normal read
Pin Configurations
Pin Name
A0 - A17
O0 - O15
O15/A-1
BYTE/V
CE
OE
NC
Fast Read Access Time - 120 ns
Word-wide or Byte-wide Configurable
Dual Voltage Range Operation
4-Megabit Flash and Mask ROM Compatable
Low Power CMOS Operation
JEDEC Standard Packages
High Reliability CMOS Technology
Rapid
CMOS and TTL Compatible Inputs and Outputs
Integrated Product Identification Code
Commercial and Industrial Temperature Ranges
– Unregulated Battery Power Supply Range, 2.7V to 3.6V
– 20 A Maximum Standby
– 10 mA Max. Active at 5 MHz for V
– 44-Lead PLCC
– 44-Lead SOIC (SOP)
– 48-Lead TSOP (12 mm x 20 mm)
– 2,000 ESD Protection
– 200 mA Latchup Immunity
– JEDEC Standard for LVTTL and LVBO
GND
O10
O11
A17
or Standard 5V
NC
NC
CE
OE
O0
O8
O1
O9
O2
O3
A7
A6
A5
A4
A3
A2
A1
A0
SOIC (SOP)
PP
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
Programming Algorithm - 50 s/word (typical)
Function
Addresses
Outputs
Byte Mode/
Program Supply
Chip Enable
Output Enable
No Connect
Output/Address
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
NC
NC
A8
A9
A10
A11
A12
A13
A14
A15
A16
BYTE/VPP
GND
015/A-1
O7
O14
O6
O13
O5
O12
O4
VCC
10% Supply Range
CC
= 3.6V
A15
A14
A13
A12
A11
A10
A17
NC
NC
NC
NC
NC
NC
NC
NC
A9
A8
A7
A6
A5
A4
A3
A2
A1
GND
CE
OE
A4
A3
A2
A1
A0
O0
O8
O1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
7
8
9
10
11
12
13
14
15
16
17
Type 1
PLCC
TSOP
39
38
37
36
35
34
33
32
31
30
29
A12
A13
A14
A15
A16
BYTE/VPP
GND
O15/A-1
07
O14
O6
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
A16
BYTE/VPP
GND
015/A-1
O7
O14
O6
O13
O5
O12
O4
VCC
O11
O3
O10
O2
O9
O1
O8
O0
OE
GND
CE
A0
(continued)
4-Megabit
(256K x 16 or
512K x 8)
Unregulated
Battery-Voltage
High Speed
OTP EPROM
AT27BV400
Preliminary
AT27BV400
Preliminary
Rev. 0989A–03/98
1

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at27bv400 Summary of contents

Page 1

... Commercial and Industrial Temperature Ranges Description The AT27BV400 is a high performance low-power, low-voltage 4,194,304-bit one time programmable read only memory (OTP EPROM) organized as either 256K 512K by 8 bits. It requires only one supply in the range of 2.7 to 3.6V in normal read Pin Configurations ...

Page 2

... O15/A-1 pin is used for O15 data output. When BYTE/V PP byte wide organization is selected and the O15/A-1 pin is used for the address pin A-1. When the AT27BV400 is logi- cally regarded as x16 (word-wide), but read in the byte- wide mode, then with A-1= V the lower 8 bits of the 16-bit ...

Page 3

Absolute Maximum Ratings* Temperature Under Bias ................................ - +125 C Storage Temperature ..................................... - +150 C Voltage on Any Pin with with Respect to Ground ..................................-2.0V to +7.0V Voltage on A9 with Respect to Ground ......................................-2.0V ...

Page 4

... SB2 MHz mA OUT 2 -400 and removed simultaneously or after V PP except during programming. The supply current would then be the sum AT27BV400 - 2.7V to 3.6V 2.7V to 3.6V 5V 10% 5V 10% Min Max 1 ...

Page 5

... ST t BYTE Low to Output Transition STD Notes: 1. 2,3,4,5. See the AC Waveforms for Read Operation diagram. Byte-Wide Read Mode AC Waveforms Note: BYTE Word-Wide Read Mode AC Waveforms Note: BYTE AT27BV400 -12 Condition Min Max 120 120 120 50 -15 ...

Page 6

... Pin Capaticance ( MHz OUT Note: 1. Typical values for nominal supply voltage. This parameter is only sampled and is not 100% tested. AT27BV400 after the falling edge of CE without impact after the address is valid without impact on t ACC ...

Page 7

... Programming Waveforms Notes: 1. The Input Timing reference is 0.8V for and t are characteristics of the device but must be accommodated by the programmer. OE DFP 3. When programming the AT27BV400, a 0.1 F capacitor is required across V DC Programming Characteristics ± 5° 6.5 ± 0.25V Symbol Parameter I Input Load Current ...

Page 8

... A0 O15 Codes O7 Manufacturer 0 0 Device Type 1 1 Note: 1. The AT27BV400 has the same Product Identification Code as the AT27C400. Both are programming compatible. AT27BV400 8 = 13.0 ± 0.25V PP Test Conditions Input Rise and Fall Times: (10 Input Pulse Levels: 0.45V to 2.4V (2) Input Timing Reference Level: ...

Page 9

Rapid Programming Algorithm pulse width is used to program. The address is set to the first location raised to 6.5V and BYTE raised to 13.0V. Each address is first programmed with one ...

Page 10

... Package AT27BV400-12JC 44J AT27BV400-12RC 44R AT27BV400-12TC 48T AT27BV400-12JI 44J AT27BV400-12RI 44R AT27BV400-12TI 48T AT27BV400-15JC 44J AT27BV400-15RC 44R AT27BV400-15TC 48T AT27BV400-15JI 44J AT27BV400-15RI 44R AT27BV400-15TI 48T Package Type Operation Range Commercial ( Industrial (- Commercial ( Industrial (- ...

Page 11

Packaging Information 44R, 44-Lead, 0.450" Wide, Plastic Gull Wing Small Outline Package (SOIC) Dimensions in Inches and (Millimeters) 44J, 44-Lead, Plastic J-Leaded Chip Carrier (PLCC) Dimensions in Inches and (Millimeters) JEDEC STANDARD MS-018 AC .045(1.14) X 45° PIN NO. 1 ...

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