M95256-DRDW3TP/A 데이터 시트보기 (PDF) - STMicroelectronics

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M95256-DRDW3TP/A

256 Kbit serial SPI bus EEPROM with high-speed clock

STMicroelectronics 

Revision history

M95256-DR, M95256, M95256-W, M95256-R

Table 28. Document revision history (continued)

Date

Revision

Changes

13-Apr-2006

15-Oct-2007

27-Mar-2008

15-Jul-2008

M95128 part numbers removed from document. PDIP8 package removed.

Delivery state paragraph added.

Section 3.8: Operating supply voltage (VCC) added and information

removed below Section 4: Operating features.

Power up state removed below Section 6: Delivery state.

Figure 18: SPI modes supported modified and Note 2 added.

Note 1 added to Table 8.

ICC1 specified over the whole VCC range and ICC0 added in Table 14,

6 Table 15 and Table 16. ICC specified over the whole VCC range in Table 14.

Table 17: AC Characteristics (M95256, Device Grade 6) added.

tCHHL and tCHHH replaced by tCLHL and tCLHH, respectively.

Figure 21: Hold timing modified. Process added to Table 25: Ordering

information scheme. Note 1 added to Table 25.

Note 1 removed from Table 20: AC characteristics (M95256-DR, M95256-

R device grade 6).

TA added to Table 7: Absolute maximum ratings.

Order of sections modified.

M95256 with device grade 6 temperature range removed.

Section 3.7: VSS ground added, Section 3.8: Operating supply voltage

(VCC) modified. Small text changes.

Section 5.4: Write Status Register (WRSR), Section 5.5: Read from

Memory Array (READ) and Section 6: Delivery state updated.

Note 2 below Figure 17: Bus master and memory devices on the SPI bus

removed, replaced by explanatory paragraph.

TLEAD added to Table 7: Absolute maximum ratings.

Test conditions modified for ICC0 and ICC1, and VIH min modified in

7 Table 17: AC characteristics (M95256, device grade 3).

tW modified and “preliminary data” note removed in Table 20: AC

characteristics (M95256-DR, M95256-R device grade 6).

Blank option removed below Plating technology, process A modified and

process V removed in Table 25: Ordering information scheme.

Table 26: Available M95256x products (package, voltage range,

temperature grade) added.

SO8N and SO8W package specifications updated (see Section 10:

Package mechanical data). Package mechanical data: inches calculated

from mm and rounded to 3 decimal digits.

Section 3.8: Operating supply voltage (VCC) modified. Small text changes.

Frequency corrected on page 1.

8 VIL and VIH modified in Table 16: DC characteristics (M95256-R, M95256-

DR, device grade 6).

AB Process added to Table 25: Ordering information scheme.

WLCSP package added (see Figure 3: WLCSP connections (top view,

9 marking side, with balls on the underside) and Section 10: Package

mechanical data).

46/48

Doc ID 12276 Rev 11

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