ST24FC21M6TR STMicroelectronics, ST24FC21M6TR Datasheet - Page 2

• Manufacturer Part Number: ST24FC21M6TR
• Description: EEPROM Serial-I2C 1K-Bit 128 x 8 3.3V/5V 8-Pin SO N T/R
• Manufacturer: STMicroelectronics

Specifications of ST24FC21M6TR

• Package: 8SO N
• Interface Type: Serial-I2C
• Density: 1 Kb
• Maximum Operating Frequency: 0.1|0.4 MHz
• Maximum Random Access Time: 3500|900 ns
• Typical Operating Supply Voltage: 3.3|5 V
• Organization: 128x8
• Data Retention: 40 Year
• Hardware Data Protection: Yes
• Operating Temperature: -40 to 85 °C

ST24LC21B, ST24LW21, ST24FC21, ST24FC21B, ST24FW21
Figure 2A. DIP Pin Connections
Warning: NC = Not Connected.
Figure 2C. DIP Pin Connections
Warning: NC = Not Connected. DU = Don’t Use, must
be left open or connected to V
Figure 2E. DIP Pin Connections
Warning: NC = Not Connected.
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V SS
V SS
V SS
WC
NC
NC
DU
NC
NC
NC
NC
NC
ST24FC21B
ST24LC21B
ST24FW21
ST24LW21
ST24FC21
1
2
3
4
1
2
3
4
1
2
3
4
AI01742
AI01744
AI01746
CC
8
7
6
5
8
7
6
5
8
7
6
5
or V
V CC
VCLK
SCL
SDA
V CC
VCLK
SCL
SDA
V CC
VCLK
SCL
SDA
SS
.
Figure 2B. SO Pin Connections
Warning: NC = Not Connected.
Figure 2D. SO Pin Connections
Warning: NC = Not Connected. DU = Don’t Use, must
be left open or connected to V
Figure 2F. SO Pin Connections
Warning: NC = Not Connected.
V SS
V SS
V SS
WC
NC
NC
DU
NC
NC
NC
NC
NC
ST24LC21B
ST24FC21B
ST24FW21
ST24LW21
ST24FC21
1
1
2
3
4
1
2
3
4
2
3
4
AI01743
AI01745
AI01747
CC
8
7
6
5
8
7
6
5
8
7
6
5
or V
SS
V CC
VCLK
SCL
SDA
V CC
VCLK
SCL
SDA
V CC
VCLK
SCL
SDA
.