High -temperature memory LHM128/256MB
LHM256MB is a high-temperature and high realiability NOR universal memory operated by SPI serial interface. It has the characteristics of fast read and write at high and low temperature, high reliability and excellent performance.It can work in the hars h environment of -45℃ ~ 210℃ for a long time.
Product Introduction:
Model No. | Voltage range | Structure | Pin |
LHM256MB | 2.7V~3.6V | 256M x 8 bit | DIP16 |
Features:
Performance
Operating temperature：-45℃~+210℃ (erasure：15℃~85℃).
Max operating current：50mA write；40mA read,standby. Current：＜100μA.
Power voltage Vcc(V)： 2.7 V～3.6 V.
Input high level voltage (V): 0.8Vcc~ Vcc+0.3
Input low level voltage(V) :-0.3~0.2Vcc.
Output high level voltage (V): 2.4~Vcc
Output low level voltage: -0.3~0.4Vcc.
Read&Write speed:5MB/s read; 128KB/s write.
Package: 16 PIN DIP PB free (24.98*20.08/ 2.54mm space between).
Application:
Technical Specification：
Pin definition
No. | Pin Symbol | Pin definition | No. | Pin Symbol | Pin definition |
1 | MISO1 | Output data | 9 | VCC | Power |
2 | CS1 | Enable pin | 10 | GND | GND |
3 | CS2 | Enable pin | 11 | MISO2 | Output data |
4 | CS3 | Enable pin | 12 | CS4 | Enable pin |
5 | VCC | Power | 13 | GND | GND |
6 | GND | GND | 14 | VCC | power |
7 | MOSI2 | Input data | 15 | SCLK1 | Clock |
8 | SCLK2 | Clock | 16 | MOSI1 | Input data |