CAT22C10L-20TE7 ON Semiconductor, CAT22C10L-20TE7 Datasheet
CAT22C10L-20TE7
Specifications of CAT22C10L-20TE7
Related parts for CAT22C10L-20TE7
CAT22C10L-20TE7 Summary of contents
Page 1
... Power Up/Down Protection ■ 100,000 Program/Erase Cycles (E DESCRIPTION The CAT22C10 NVRAM is a 256-bit nonvolatile memory organized as 64 words x 4 bits. The high speed Static RAM array is bit for bit backed nonvolatile EEPROM array which allows for easy transfer of data from RAM array to EEPROM (STORE) and from EEPROM to RAM (RECALL) ...
Page 2
CAT22C10 BLOCK DIAGRAM STORE RECALL (1)(2)(3) MODE SELECTION Mode Standby H RAM Read L RAM Write L (EEPROM→RAM) X (EEPROM→RAM) H (RAM→EEPROM) X (RAM→EEPROM) H (4) POWER-UP TIMING Symbol Parameter VCCSR V Slew Rate CC ...
Page 3
ABSOLUTE MAXIMUM RATINGS* Temperature Under Bias ................. –55°C to +125°C Storage Temperature ....................... –65°C to +150°C Voltage on Any Pin with (2) Respect to Ground .............. -2.0 to +VCC +2.0V V with Respect to Ground ................ -2.0V to +7.0V CC ...
Page 4
CAT22C10 A.C. CHARACTERISTICS, Write Cycle = +5V ±10%, unless otherwise specified Symbol Parameter t Write Cycle Time Write Pulse Width CW t Address Setup Time AS t Write Pulse Width WP t Write Recovery Time ...
Page 5
A.C. CHARACTERISTICS, Store Cycle = +5V ±10%, unless otherwise specified Symbol Parameter t Store Time STC t Store Pulse Width STP (1) t Store Disable Time STZ (1) t Store Enable Time OST A.C. CHARACTERISTICS, Recall Cycle = ...
Page 6
CAT22C10 DEVICE OPERATION The configuration of the CAT22C10 allows a common address bus to be directly connected to the address inputs. Additionally, the Input/Output (I/O) pins can be directly connected to a common I/O bus if the bus has less ...
Page 7
Write With the chip enabled and the nonvolatile functions inhibited, the Write Enable (WE) pin will select the write mode when driven to a low level. In this mode, the address must be supplied for the byte being written. ...
Page 8
CAT22C10 Recall At anytime, except during a store operation, taking the RECALL pin low will initiate a recall operation. This is independent of the state of CS, WE RECALL pin has been held low for the duration of ...
Page 9
ORDERING INFORMATION Prefix Device # CAT 22C10 Optional Product Company ID Number * -40˚ to +125˚C is available upon request Notes: (1) The device used in the above example is a 22C10JI-20TE13 (SOIC, Industrial Temperature, 200ns Access Time, Tape & ...
Page 10
REVISION HISTORY ...