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93LC46 Folha de dados(PDF) 1 Page - Microchip Technology

Nome de Peças 93LC46
Descrição Electrónicos  1K/2K/4K 2.5V Microwire Serial EEPROM
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Fabricante Electrônico  MICROCHIP [Microchip Technology]
Página de início  http://www.microchip.com
Logo MICROCHIP - Microchip Technology

93LC46 Folha de dados(HTML) 1 Page - Microchip Technology

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 2004 Microchip Technology Inc.
DS21712B-page 1
93LC46/56/66
Features:
• Single supply with programming operation down
to 2.5V
• Low-power CMOS technology
•100
µA typical active read current at 2.5V
•3
µA typical standby current at 2.5V
• ORG pin selectable memory configuration
• 128 x 8- or 64 x 16-bit organization (93LC46)
• 256 x 8- or 128 x 16-bit organization (93LC56)
• 512 x 8 or 256 x 16 bit organization (93LC66)
• Self-timed erase and write cycles
(including auto-erase)
• Automatic ERAL before WRAL
• Power on/off data protection circuitry
• Industry standard 3-wire serial I/O
• Device status signal during erase/write cycles
• Sequential read function
• 1,000,000 E/W cycles ensured
• Data retention > 200 years
• 8-pin PDIP/SOIC
(SOIC in JEDEC standards)
• Temperature ranges supported:
Description:
The Microchip Technology Inc. 93LC46/56/66 are 1K,
2K and 4K low voltage serial Electrically Erasable
PROMs (EEPROM). The device memory is configured
as x8 or x16 bits depending on the external logic of
levels of the ORG pin. Advanced CMOS technology
makes these devices ideal for low power nonvolatile
memory applications. The 93LC Series is available in
standard 8-pin PDIP and surface mount SOIC
packages. The rotated pin-out 93LC46X/56X/66X are
offered in the “SN” package only.
Package Types
Block Diagram
- Industrial (I):
-40°C to +85°C
CS
CLK
DI
DO
1
2
3
4
8
7
6
5
VCC
NU
ORG
VSS
PDIP/SOIC
NU
VCC
CS
CLK
1
2
3
4
8
7
6
5
ORG
VSS
DO
DI
ROTATED SOIC
Data Register
Output
Memory
Array
CLK
VCC
VSS
Clock
Mode
Decode
Logic
Register
CS
ORG
DI
Address
Decoder
Address
Counter
Buffer
DO
1K/2K/4K 2.5V Microwire Serial EEPROM
Not recommended for new designs –
Please use 93LC46C, 93LC56C or 93LC66C.


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