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    參數(shù)資料
    型號: CAT25C128LE-GT3
    英文描述: 128K/256K-Bit SPI Serial CMOS EEPROM
    中文描述: 128K/256K-Bit SPI串行EEPROM中的CMOS
    文件頁數(shù): 1/12頁
    文件大?。?/td> 454K
    代理商: CAT25C128LE-GT3
    1
    CAT25C128/256
    Document No. 1018, Rev. I
    FEATURES
    I
    5 MHz SPI Compatible
    I
    1.8 to 5.5 Volt Operation
    I
    Hardware and Software Protection
    I
    Low Power CMOS Technology
    I
    SPI Modes (0,0 &1,1)
    I
    Industrial and Automotive
    Temperature Ranges
    I
    Self-Timed Write Cycle
    I
    64-Byte Page Write Buffer
    I
    Block Write Protection
    – Protect 1/4, 1/2 or all of EEPROM Array
    I
    100,000 Program/Erase Cycles
    I
    100 Year Data Retention
    I
    RoHS-compliant packages
    DESCRIPTION
    The CAT25C128/256 is a 128K/256K-Bit SPI Serial
    CMOS EEPROM internally organized as 16Kx8/32Kx8
    bits. Catalyst’s advanced CMOS Technology
    substantially reduces device power requirements. The
    CAT25C128/256 features a 64-byte page write buffer.
    The device operates via the SPI bus serial interface
    and is enabled through a Chip Select (
    CS
    ). In addition
    to the Chip Select, the clock input (SCK), data in (SI)
    and data out (SO) are required to access the device.
    PIN CONFIGURATION
    SOIC Package
    TSSOP Package (Y14)**
    (V**, X)
    The
    HOLD
    pin may be used to suspend any serial
    communication without resetting the serial sequence.
    The CAT25C128/256 is designed with software and
    hardware write protection features including Block Lock
    protection. The device is available in 8-pin DIP, 8-pin
    SOIC, 14-pin TSSOP and 20-pin TSSOP packages.
    BLOCK DIAGRAM
    SENSE AMPS
    SHIFT REGISTERS
    SPI
    CONTROL
    LOGIC
    WORD ADDRESS
    BUFFERS
    I/O
    CONTROL
    E
    E
    PROM
    ARRAY
    COLUMN
    DECODERS
    XDEC
    HIGH VOLTAGE/
    TIMING CONTROL
    SO
    SI
    STATUS
    REGISTER
    BLOCK
    PROTECT
    LOGIC
    C
    DATA IN
    STORAGE
    CS
    WP
    HOLD
    SCK
    PIN FUNCTIONS
    Pin Name
    SO
    SCK
    WP
    V
    CC
    V
    SS
    CS
    SI
    HOLD
    NC
    Function
    Serial data Output
    Serial Clock
    Write Protect
    Power Supply
    Ground
    Chip Select
    Serial Data Input
    Suspends Serial Input
    No Connect
    **CAT25C128 only.
    2005 by Catalyst Semiconductor, Inc.
    Characteristics subject to change without notice
    DIP Package (L)
    TSSOP Package (Y20)**
    SS
    SO
    WP
    VCC
    HOLD
    SCK
    SI
    1
    2
    3
    4
    8
    7
    6
    5
    CS
    SO
    WP
    VSS
    CS
    VCC
    HOLD
    SCK
    SI
    1
    2
    3
    4
    8
    7
    6
    5
    SO
    NC
    NC
    NC
    WP
    VSS
    CS
    SI
    HOLD
    NC
    NC
    NC
    SCK
    VCC
    14
    13
    12
    11
    10
    9
    8
    1
    2
    3
    4
    5
    6
    7
    SO
    SO
    NC
    NC
    WP
    VSS
    NC
    NC
    CS
    SI
    NC
    NC
    HOLD
    HOLD
    NC
    NC
    SCK
    VCC
    20
    19
    18
    17
    16
    15
    14
    13
    12
    11
    1
    2
    3
    4
    5
    6
    7
    8
    9
    10
    NC
    NC
    CAT25C128/256
    128K/256K-Bit SPI Serial CMOS EEPROM
    For Ordering Information details, see page 11.
    相關(guān)PDF資料
    PDF描述
    CAT25C128LET2 128K/256K-Bit SPI Serial CMOS EEPROM
    CAT25C128LET3 128K/256K-Bit SPI Serial CMOS EEPROM
    CAT25C128L-GT2 128K/256K-Bit SPI Serial CMOS EEPROM
    CAT25C128L-GT3 128K/256K-Bit SPI Serial CMOS EEPROM
    CAT25C128LI-1.8-GT2 128K/256K-Bit SPI Serial CMOS EEPROM
    相關(guān)代理商/技術(shù)參數(shù)
    參數(shù)描述
    CAT25C128LI 功能描述:電可擦除可編程只讀存儲器 (16kx8) 128K RoHS:否 制造商:Atmel 存儲容量:2 Kbit 組織:256 B x 8 數(shù)據(jù)保留:100 yr 最大時鐘頻率:1000 KHz 最大工作電流:6 uA 工作電源電壓:1.7 V to 5.5 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SOIC-8
    CAT25C128LI-G 功能描述:電可擦除可編程只讀存儲器 (16384x8) 128K RoHS:否 制造商:Atmel 存儲容量:2 Kbit 組織:256 B x 8 數(shù)據(jù)保留:100 yr 最大時鐘頻率:1000 KHz 最大工作電流:6 uA 工作電源電壓:1.7 V to 5.5 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SOIC-8
    CAT25C128P 功能描述:電可擦除可編程只讀存儲器 (16kx8) 128K RoHS:否 制造商:Atmel 存儲容量:2 Kbit 組織:256 B x 8 數(shù)據(jù)保留:100 yr 最大時鐘頻率:1000 KHz 最大工作電流:6 uA 工作電源電壓:1.7 V to 5.5 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SOIC-8
    CAT25C128P-1.8 功能描述:電可擦除可編程只讀存儲器 (16kx8) 128K RoHS:否 制造商:Atmel 存儲容量:2 Kbit 組織:256 B x 8 數(shù)據(jù)保留:100 yr 最大時鐘頻率:1000 KHz 最大工作電流:6 uA 工作電源電壓:1.7 V to 5.5 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SOIC-8
    CAT25C128PA 功能描述:電可擦除可編程只讀存儲器 (16kx8) 128K RoHS:否 制造商:Atmel 存儲容量:2 Kbit 組織:256 B x 8 數(shù)據(jù)保留:100 yr 最大時鐘頻率:1000 KHz 最大工作電流:6 uA 工作電源電壓:1.7 V to 5.5 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SOIC-8