M14128 View Datasheet(PDF) - STMicroelectronics
Part Name
Description
MFG CO.
'M14128' PDF : 12 Pages View PDF
M14256, M14128
Figure 9. AC Waveforms
tCHCL
tCLCH
SCL
tDLCL
tDXCX
SDA IN
tCHDX
tCLDX
START
CONDITION
SDA
SDA
INPUT CHANGE
SCL
SDA OUT
tCLQV
DATA VALID
tCLQX
DATA OUTPUT
tCHDH
tDHDL
STOP &
BUS FREE
SCL
SDA IN
tCHDH
STOP
CONDITION
tW
WRITE CYCLE
tCHDX
START
CONDITION
AI00795B
Table 9. 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
Figure 10. AC Testing Input Output Waveforms
0.8VCC
0.7VCC
0.2VCC
0.3VCC
AI00825
Table 10. Input Parameters1 (TA = 25 °C, f = 400 kHz)
Symbol
Parameter
Test Condition
Min.
Max.
Unit
CIN
Input Capacitance (SDA)
8
pF
CIN
Input Capacitance (other pins)
tNS
Low Pass Filter Input Time
Constant (SCL & SDA Inputs)
Note: 1. Sampled only, not 100% tested.
6
pF
100
400
ns
10/12
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