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M24512-R 数据表(PDF) 34 Page - STMicroelectronics

部件名 M24512-R
功能描述  512 Kbit and 256 Kbit serial I짼C bus EEPROM with three Chip Enable lines
PDF  35 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

M24512-R 数据表(HTML) 34 Page - STMicroelectronics

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Revision history
M24512-x, M24256-Bx
34/35
14-Dec-2007
9
1 MHz frequency introduced (M24512-HR root part number).
Section 2.6.3: Device reset modified.
Figure 4: M24xxx-R and M24xxx-W – Maximum Rbus value versus bus
parasitic capacitance (Cbus) for an I
2C bus at maximum frequency f
C =
400 kHz modified, Figure 5: M24xxx-HR – Maximum Rbus value versus
bus parasitic capacitance (Cbus) for an I
2C bus at maximum frequency f
C
= 1 MHz added.
tNS moved from Table 10 to Table 13. ILO test conditions modified in
Table 11.
Table 12: DC characteristics (M24xxx-R and M24xxx-HR) and Table 14: 1
MHz AC characteristics (M24xxx-HR, see Table 8 and Table 9) modified.
Small text changes.
27-Mar-2008
10
Small text changes. M24256-BHR root part number added.
Section 2.6.3: Device reset on page 9 updated.
Figure 5: M24xxx-HR – Maximum Rbus value versus bus parasitic
capacitance (Cbus) for an I
2C bus at maximum frequency f
C = 1 MHz on
page 10 updated.
Caution removed in Section 3.9: ECC (error correction code) and write
cycling.
22-Apr-2008
11
M24512-W and M24256-BW offered in the device grade 3 option
(automotive temperature range):
– Table 7: Operating conditions (M24xxx-W),
– Table 11: DC characteristics (M24xxx-W),
– /AB Process letters added to Table 18: Ordering information scheme,
– Table 19: Available M24256-Bx products (package, voltage range,
temperature grade) and
– Table 20: Available M24512-x products (package, voltage range,
temperature grade) updated accordingly.
Small text changes.
Table 21.
Document revision history (continued)
Date
Revision
Changes



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