M95128 View Datasheet(PDF) - STMicroelectronics

Part Name

Description

MFG CO.

M95128

256/128 Kbit Serial SPI Bus EEPROM With High Speed Clock

STMicroelectronics 

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M95256, M95128

Table 12. AC Measurement Conditions

Input Rise and Fall Times

≤ 50 ns

Input Pulse Voltages

0.2VCC to 0.8VCC

Input and Output Timing

Reference Voltages

0.3VCC to 0.7VCC

Output Load

CL = 100 pF

Note: 1. Output Hi-Z is defined as the point where data is no long-

er driven.

Figure 13. AC Testing Input Output Waveforms

0.8VCC

0.2VCC

0.7VCC

0.3VCC

AI00825

Figure 14. Serial Input Timing

S

tCHSL

tSLCH

C

tDVCH

tCHDX

D

MSB IN

HIGH IMPEDANCE

Q

tSHSL

tCHSH

tSHCH

tCLCH

LSB IN

tDLDH

tDHDL

tCHCL

AI01447

Figure 15. Hold Timing

S

C

Q

D

HOLD

tCHHL

tHLQZ

tHLCH

tCHHH

tHHCH

tHHQX

AI02032

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