ace24lc02dm+ ACE Technology Co., LTD., ace24lc02dm+ Datasheet
ace24lc02dm+
Related parts for ace24lc02dm+
ace24lc02dm+ Summary of contents
Page 1
... Description The ACE24LC02DM+ provides low operation voltage of 2048 bits of serial electrically erasable and programmable read-only memory (EEPROM) organized as 256 words of 8 bits each. The device is optimized for use in many industrial and commercial applications where low-power and low-voltage operations are essential ...
Page 2
... Packaging Type TDFN Pin Configurations Pin Name Function A0~A2 Device Address Inputs SDA Serial Data Input / Output SCL Serial Clock Input WP Write Protect VCC Power Supply GND Ground Block Diagram Technology Figure 1 ACE24LC02DM+ Two-wire Serial EEPROM VER1.3 2 ...
Page 3
... WP=GND Normal Read / Write Operations Memory Organization ACE24LC02, 2K SERIAL EEPROM: Internally organized with 32 pages of 8 bytes each, the 2K requires an 8-bit data word address for random word addressing. Technology X H Halogen-free U : Tube T : Tape and Reel Pb - free DM : TDFN ACE24LC02DM+ Two-wire Serial EEPROM VER1.3 3 ...
Page 4
... V = 3.6V, Write at 400K 1.7V 3.6V OUT V = 3.0V 1.7V -40℃ to +85℃ Parameter Start Hold Time Start Setup Time ACE24LC02DM+ Two-wire Serial EEPROM = +1.7V. CC Max Units +1.7V to +3.6V, (unless otherwise noted). CC Min Typ 1.7 0.4 2 ...
Page 5
... Look for SDA high in each cycle while SCL is high and then. 3. Create a start condition. Technology Data In Hold Time Data In Setup Time Inputs Rise Time Inputs Fall Time Stop Setup Time Data Out Hold Time Write Cycle Time ACE24LC02DM+ Two-wire Serial EEPROM 100 100 100 0.3 0.3 ...
Page 6
... Figure 2．SCL: Serial Clock, SDA: Serial Data I/O Write Cycle Timing Figure 3．SCL: Serial Clock, SDA: Serial Data I/O Note: The write cycle time t is the time from a valid stop condition of a write sequence to the end of the internal clear/write WR cycle. Figure 4．Data Validity Technology ACE24LC02DM+ Two-wire Serial EEPROM VER1.3 6 ...
Page 7
... At this time the EEPROM enters an internally timed write cycle, t memory. All inputs are disabled during this write cycle and the EEPROM will not respond until the write is complete (refer to Figure 8). Technology ACE24LC02DM+ Two-wire Serial EEPROM to the nonvolatile WR, VER1.3 ...
Page 8
... The EEPROM acknowledges the device address and serially clocks out the data word. The microcontroller does not respond with a zero but does generate a following stop condition (refer to Figure 11). Technology ACE24LC02DM+ Two-wire Serial EEPROM VER1.3 8 ...
Page 9
... The sequential read operation is terminated when the microcontroller does not respond with a zero but does generate a following stop condition (refer to Figure 12). 2K MSB Figure 7．Device Address Figure 8．Byte Write Figure 10．Current Address Read Technology LSB Figure 9．Page Write ACE24LC02DM+ Two-wire Serial EEPROM VER1.3 9 ...
Page 10
... Figure 11． Random Read Figure 12． Sequential Read Technology ACE24LC02DM+ Two-wire Serial EEPROM VER1.3 10 ...
Page 11
... Packaging information TDFN Top View *Control Dimensions: Millimeter Symbol Technology Bottom View Side View Millimeter Min. A 0.700 A1 0.000 A3 0.203REF. D 1.900 E 2.900 D1 1.400 E1 1.400 k 0.200MIN. b 0.200 e 0.500TYP. L 0.200 ACE24LC02DM+ Two-wire Serial EEPROM Max. 0.800 0.050 2.100 3.100 1.600 1.600 0.300 0.400 VER1.3 11 ...
Page 12
... A critical component is any component of a life support device or system whose failure to perform can be reasonably expected to cause the failure of the life support device or system affect its safety or effectiveness. Technology Notes ACE Technology Co., LTD. http://www.ace-ele.com/ ACE24LC02DM+ Two-wire Serial EEPROM VER1.3 12 ...