27C1001 DATASHEET PDF
27C datasheet, 27C circuit, 27C data sheet: STMICROELECTRONICS – 1 Mbit Kb x8 UV EPROM and OTP EPROM, alldatasheet, datasheet. 27C 1 Mbit kb x8 UV Eprom and OTP Eprom. ± 10% SUPPLY VOLTAGE in READ OPERATION ACCESS TIME: 35ns LOW POWER CONSUMPTION. Date. 1) Reduce operating current change from 40mA to 30mA. 5/28/ 2) Eliminate Interactive Programming Mode. 3) Add 27C pin configuration.
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Speed obtained with High Speed AC measurement conditions.
AC Testing Load Circuit. Chip Enable High to. However, STMicroeiectronics assumes no responsibility for the consequences of use of such information nor for any infringement of patents or other rights of third parties which may result from its 27c101.
27C (STMicroelectronics) – 1 Mbit kb X8 Uv Eprom and Otp Eprom | eet
Chip Enable E is the power control and shoUd be used for device selection. For the most efficient use of these two control lines, E should ratasheet decoded and used as the prima- ry device selecting function, while G should be made a common connection to all d evices in the array and connected to the READ line from the system control bus.
Chip Enable Low to. Data is available at the output after a delay.
Output Enable Low to Output Valid. Except for the rating “Operating Temperature Range”, stresses above tinose iisted in tiie Tabie “Absolute Maximum Ratings” may cause permanent damage to the device.
Allied Electronics DigiKey Electronics. Output Enable G is the output control and should be used to gate data to the output pins, indepen. Input and Output Timing Ref.
It is recommended that a 0. H-OO E 1 o. A new pattern can then be written to the. Search field Part name 27×1001 description. Program Verify A verify read should be performed on the pro- grammed bits to determine that they were correct; ly programmed.
The levels required for the ad- dress and data inputs are TTL. It is ideally suited for micro- processor systems requiring large programs and is organized aswords of 8 bits. The recommended erasure pro- cedure for the M27C is exposure to short wave ultraviolet light which has a wavelength fatasheet A. Chip Enable Low to Output Valid. The purpose of the bulk capacitor is to overcome the voltage drop caused by the inductive effects of PCB traces.
Exposure to Absolute Maximum Rating condi- tions for extended periods may affect device reliability. It should be noted that sunlight and some type of fluorescent lamps have wavelengths in the A range. A high level E input inhibits the other M27Cs from being programmed. Chip Enable E is the power control and should be used for device selection. All inputs are TTL levels except for V. Vcc must be applied simuitaneously with or before Vpp darasheet removed simultaneously or after Vpp.
The M27C should be placed within 2. The M27C is in the programming mode when Vpp input is at In addi- tion, a 4. Search the history of over billion web pages on the Internet. This ensures that all deselect- ed memory devices are in their low power standby mode and that the output pins are only active when data is required from a particular memory device.
Output Enable G is the output control and 27c10001 be used to gate data to the output pins, indepen- dent of device selection. AC Testing Load Circuit 1. The FDIP32W window ceramic frit-seal package and the LCCC32W leadless chip carrier package have a vatasheet lids which allow the user satasheet ex- datashret the chip to ultraviolet light to erase the bit pat- tern.
The two line control function allows: TSOP32 8 x 20 mm packages. A new pattern can then be written to the device by following the programming procedure. Arrow Electronics Mouser Electronics.
Address Transition to Output Transition.
Read Mode DC Characteristics 1. Although only ‘O’s will be programmed, both ‘1 ‘s and ‘O’s can be present in the data word. For a list of available 27c101 Speed, Package, etc. Read Mode The M27C has two control functions, both of which must be logically active in order to obtain data at the outputs.
Speed obtained with High Speed AC measurement conditions. Vcc is specified to be 6. Ordering Information Scheme Example: Two Line Output Control.
IC Datasheet: 27C1001 EPROM Data Sheet
The FDIP32W window ceramic frit-seal package and the LCCC32W leadless chip carrier package have a transparent lids which allow the user to ex- pose the chip to ultraviolet light to erase the bit pat- tern.
Ail other address lines must be held at Vil during Electronic Signature mode. This ensures that all deselect- ed memory devices are in their low power standby mode and that the output pins are only active when datashert is datasheeg from a particular memory device.
Address Valid to Output Valid.