Memory: Serial RAM, EEPROM and clocks

DS1202

Real-time clock with 3-wire serial interface and 24 bytes RAM. 
    +---+--+---+
    |1  +--+  8| VCC
 X1 |2   DS   7| CLK
 X2 |3  1202  6| DQ
GND |4        5| /RST
    +----------+

2401

I2C 128x8 EEPROM with write protect.
Address is 1010xxx where x can be specified by the A0-2 inputs. 
    +---+--+---+
 A0 |1  +--+  8| VCC
 A1 |2        7| WP
 A2 |3  2401  6| SCL
GND |4        5| SDA
    +----------+

2402

I2C 256x8 EEPROM with write protect.
Address is 1010xxx where x can be specified by the A0-2 inputs. 
    +---+--+---+
 A0 |1  +--+  8| VCC
 A1 |2        7| WP
 A2 |3  2402  6| SCL
GND |4        5| SDA
    +----------+

2404

I2C 2x256x8 EEPROM with write protect.
Address is 1010xxy where x can be specified by the A1-2 inputs, and y selects the 256-byte bank to use. A0 has no function, but must be connected to GND or VCC. 
    +---+--+---+
 A0 |1  +--+  8| VCC
 A1 |2        7| WP
 A2 |3  2404  6| SCL
GND |4        5| SDA
    +----------+

2408

I2C 4x256x8 EEPROM with write protect.
Address is 1010xyy where x can be specified by the A2 input, and yy selects the 256-byte bank to use. A0-1 have no function, but must be connected to GND or VCC. 
    +---+--+---+
 A0 |1  +--+  8| VCC
 A1 |2        7| WP
 A2 |3  2408  6| SCL
GND |4        5| SDA
    +----------+

2416

I2C 8x256x8 EEPROM with write protect.
Address is 1010yyy where yyy selects the 256-byte bank to use. A0-2 have no function, but must be connected to GND or VCC. 
    +---+--+---+
 A0 |1  +--+  8| VCC
 A1 |2        7| WP
 A2 |3  2416  6| SCL
GND |4        5| SDA
    +----------+

2432

I2C 4kx8 EEPROM.
Address is 1010xxx where x can be specified by the A0-2 inputs. This device uses two address bytes instead of the normal one. 
    +---+--+---+
 A0 |1  +--+  8| VCC
 A1 |2        7|
 A2 |3  2432  6| SCL
GND |4        5| SDA
    +----------+

2465

I2C 8kx8 EEPROM with programmable block write protect.
Address is 1010xxx where x can be specified by the A0-2 inputs. This device uses two address bytes instead of the normal one. 
    +---+--+---+
 A0 |1  +--+  8| VCC
 A1 |2        7|
 A2 |3  2465  6| SCL
GND |4        5| SDA
    +----------+

3735

Serial 1134x32 EPROM with FPGA interface. 
          +---+--+---+
     DATA |1  +--+  8| VCC
      CLK |2        7| VPP
RESET//OE |3  3735  6| /CEO
      /CE |4        5| GND
          +----------+

3765

Serial 2048x32 EPROM with FPGA interface. 
          +---+--+---+
     DATA |1  +--+  8| VCC
      CLK |2        7| VPP
RESET//OE |3  3765  6| /CEO
      /CE |4        5| GND
          +----------+

5911

Serial 128x8/64x16 EEPROM. 
    +---+--+---+
 CD |1  +--+  8| VCC
CLK |2        7| RDY//BSY
 DI |3  5911  6| x16//x8
 DO |4        5| GND
    +----------+

8570

I2C 256x8 static RAM.
Address is 1010xxx where x can be specified by the A0-2 inputs. 
    +---+--+---+
 A0 |1  +--+  8| VCC
 A1 |2        7| GND
 A2 |3  8570  6| SCL
GND |4        5| SDA
    +----------+

8571

I2C 128x8 static RAM.
Address is 1010xxx where x can be specified by the A0-2 inputs. 
    +---+--+---+
 A0 |1  +--+  8| VCC
 A1 |2        7| GND
 A2 |3  8571  6| SCL
GND |4        5| SDA
    +----------+

8572, 8581

I2C 128x8 EEPROM.
Address is 1010xxx where x can be specified by the A0-2 inputs. 
    +---+--+---+
 A0 |1  +--+  8| VCC
 A1 |2  8572  7| GND
 A2 |3  8581  6| SCL
GND |4        5| SDA
    +----------+

8582

I2C 256x8 EEPROM.
Address is 1010xxx where x can be specified by the A0-2 inputs. 
    +---+--+---+
 A0 |1  +--+  8| VCC
 A1 |2        7| GND
 A2 |3  8582  6| SCL
GND |4        5| SDA
    +----------+

8583

I2C Clock/Calendar with 240x8 static RAM.
Address is 101000x where x can be specified by the A0 input. 
    +---+--+---+
 X1 |1  +--+  8| VCC
 X0 |2        7| /INT
 A0 |3  8583  6| SCL
GND |4        5| SDA
    +----------+

8592, 8594

I2C 2x256x8 EEPROM.
Address is 1010xxy where x can be specified by the A1-2 inputs, and y selects the 256-byte bank to use. A0 has no function, but must be connected to GND or VCC. 
    +---+--+---+
 A0 |1  +--+  8| VCC
 A1 |2        7|
 A2 |3  8592  6| SCL
GND |4        5| SDA
    +----------+

8598

I2C 4x256x8 EEPROM.
Address is 1010xyy where x can be specified by the A2 input, and yy selects the 256-byte bank to use. A0-1 have no function, but must be connected to GND or VCC. 
    +---+--+---+
 A0 |1  +--+  8| VCC
 A1 |2        7|
 A2 |3  8598  6| SCL
GND |4        5| SDA
    +----------+

9306

Serial 16x16 EEPROM. 
    +---+--+---+
 CD |1  +--+  8| VCC
CLK |2        7|
 DI |3  9306  6|
 DO |4        5| GND
    +----------+

9346

Serial 64x16 EEPROM. 
    +---+--+---+
 CD |1  +--+  8| VCC
CLK |2        7|
 DI |3  9346  6|
 DO |4        5| GND
    +----------+

9356

Serial 256x8/128x16 EEPROM. 
    +---+--+---+
 CD |1  +--+  8| VCC
CLK |2        7|
 DI |3  9356  6| x16//x8
 DO |4        5| GND
    +----------+

9366

Serial 512x8/256x16 EEPROM. 
    +---+--+---+
 CD |1  +--+  8| VCC
CLK |2        7|
 DI |3  9366  6| x16//x8
 DO |4        5| GND
    +----------+

24164

I2C 2kx8 EEPROM with write protect.
Address is 1010xxx where x can be specified by the A0-2 inputs. This device uses two address bytes instead of the normal one. 
    +---+--+---+
 A0 |1  +--+  8| VCC
 A1 |2        7| WP
 A2 |3 24164  6| SCL
GND |4        5| SDA
    +----------+

24174

I2C 2kx8 EEPROM with write protect and 16x8 OTP EPROM.
Address is 1010xxx where x can be specified by the A0-2 inputs. This device uses two address bytes instead of the normal one. 
    +---+--+---+
 A0 |1  +--+  8| VCC
 A1 |2        7| WP
 A2 |3 24174  6| SCL
GND |4        5| SDA
    +----------+

37128

Serial 4096x32 EPROM with FPGA interface. 
          +---+--+---+
     DATA |1  +--+  8| VCC
      CLK |2        7| VPP
RESET//OE |3 37128  6| /CEO
      /CE |4        5| GND
          +----------+

 [ About me | Acronyms  | CW | Data Sheets | Docs | Download | E-mail | HOME | Ham projects | Hobby circuits | Photo galery | PIC | QTH photos |
Sign in my guestbook | View my guestbook ]
 

� 2001 - YO5OFH, Csaba Gajdos