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FT27C256R-25LM/883

Description
UVPROM, 32KX8, 250ns, CMOS, CQCC32, WINDOWED, CERAMIC, LCC-32
Categorystorage    storage   
File Size286KB,10 Pages
ManufacturerForce Technologies Ltd.
Download Datasheet Parametric View All

FT27C256R-25LM/883 Overview

UVPROM, 32KX8, 250ns, CMOS, CQCC32, WINDOWED, CERAMIC, LCC-32

FT27C256R-25LM/883 Parametric

Parameter NameAttribute value
Parts packaging codeQFJ
package instructionQCCN,
Contacts32
Reach Compliance Codecompli
ECCN codeEAR99
Maximum access time250 ns
JESD-30 codeR-CQCC-N32
length13.97 mm
memory density262144 bi
Memory IC TypeUVPROM
memory width8
Number of functions1
Number of terminals32
word count32768 words
character code32000
Operating modeASYNCHRONOUS
Maximum operating temperature125 °C
Minimum operating temperature-55 °C
organize32KX8
Package body materialCERAMIC, METAL-SEALED COFIRED
encapsulated codeQCCN
Package shapeRECTANGULAR
Package formCHIP CARRIER
Parallel/SerialPARALLEL
Certification statusNot Qualified
Maximum seat height2.92 mm
Maximum supply voltage (Vsup)5.5 V
Minimum supply voltage (Vsup)4.5 V
Nominal supply voltage (Vsup)5 V
surface mountYES
technologyCMOS
Temperature levelMILITARY
Terminal formNO LEAD
Terminal pitch1.27 mm
Terminal locationQUAD
width11.43 mm
Base Number Matches1
Features
Fast Read Access Time
Low-Power CMOS Operation
– 100 µA max. Standby
– 20 mA max. Active at 5 MHz
JEDEC Standard Packages
– 28-Lead 600-mil Ceramic
– 32-Lead Ceramic LCC
+Ceramic Custom
5V
±
10% Supply
High Reliability CMOS Technology
– 2,000V ESD Protection
– 200 mA Latchup Immunity
Rapid™(Atmel) Programming Algorithm - 100 µs/byte (typical)
CMOS and TTL Compatible Inputs and Outputs
Integrated Product Identification Code
Comm, Ind and Mil Temp inc. Mil-Std-883C ClassB fully Compliant
256K (32K x 8)
UVEPROM
FT27C256R
Description
The FT27C256R is a low-power, high-performance 262,144-bit one-time programma-
ble read only memory organized 32K by 8 bits using Atmel Die. It requires only one 5V
power supply in normal read mode operation. Any byte can be accessed in less than
45 ns, eliminating the need for speed reducing WAIT states on high-performance
microprocessor systems.
CMOS technology(Atmel Die) provides low-active power consumption, and fast
programming. Power consumption is typically only 8 mA in Active Mode and less than
10
µA
in Standby.
Pin Configurations
Pin Name
A0 - A14
O0 - O7
CE
OE
NC
Function
Addresses
Outputs
Chip Enable
Output Enable
No Connect
VPP
A12
A7
A6
A5
A4
A3
A2
A1
A0
O0
O1
O2
GND
1
2
3
4
5
6
7
8
9
10
11
12
13
14
CDIL
28
27
26
25
24
23
22
21
20
19
18
17
16
15
VCC
A14
A13
A8
A9
A11
OE
A10
CE
O7
O6
O5
O4
O3
256K EPROM
LCC
A7
A12
VPP
NC
VCC
A14
A13
Note:
LCC Package Pins 1 and
17 are DON’T CONNECT.
O1
O2
GND
NC
O3
O4
O5
14
15
16
17
18
19
20
A6
A5
A4
A3
A2
A1
A0
NC
O0
5
6
7
8
9
10
11
12
13
4
3
2
1
32
31
30
29
28
27
26
25
24
23
22
21
A8
A9
A11
NC
OE
A10
CE
O7
O6
1
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