M24C64, M24C32
Table 9. AC Characteristics
M24C64 / M24C32
V
=2.5 to 5.5 V
CC
=1.8 to 3.6 V
V
=4.5 to 5.5 V
V
CC
CC
T =0 to 70°C or
Symbol
Alt.
Parameter
T =0 to 70°C or T =0 to 70°C or
A
Unit
A
A
4
–40 to 85°C
–40 to 85°C
–20 to 85°C
Min
Max
300
300
300
300
Min
Max
300
300
300
300
Min
Max
1000
300
tR
tF
tR
tF
Clock Rise Time
ns
ns
ns
ns
ns
ns
ns
µs
µs
tCH1CH2
tCL1CL2
Clock Fall Time
SDA Rise Time
SDA Fall Time
2
20
20
20
20
20
20
1000
300
tDH1DH2
2
tDL1DL2
1
tSU:STA Clock High to Input Transition
600
600
600
0
600
600
600
0
4700
4000
4000
0
tCHDX
tCHCL
tDLCL
tCLDX
tCLCH
tHIGH
Clock Pulse Width High
tHD:STA
Input Low to Clock Low (START)
tHD:DAT Clock Low to Input Transition
tLOW Clock Pulse Width Low
1.3
1.3
4.7
Input Transition to Clock
Transition
tDXCX
tCHDH
tDHDL
tSU:DAT
100
600
1.3
100
600
1.3
250
4000
4.7
ns
ns
µs
ns
ns
tSU:STO Clock High to Input High (STOP)
Input High to Input Low (Bus
Free)
tBUF
3
tAA
tDH
Clock Low to Data Out Valid
200
200
900
200
200
900
200
200
3500
tCLQV
Data Out Hold Time After Clock
Low
tCLQX
fC
fSCL
tWR
Clock Frequency
Write Time
400
10
400
10
100
10
kHz
ms
tW
Note: 1. For a reSTART condition, or following a write cycle.
2. Sampled only, not 100% tested.
3. To avoid spurious START and STOP conditions, a minimum delay is placed between SCL=1 and the falling or rising edge of SDA.
4. This is preliminary data.
Figure 9. AC Testing Input Output Waveforms
Table 10. AC Measurement Conditions
0.8V
Input Rise and Fall Times
Input Pulse Voltages
≤ 50 ns
CC
0.7V
0.3V
CC
CC
0.2V to 0.8V
CC
CC
0.2V
CC
Input and Output Timing
Reference Voltages
0.3V to 0.7V
CC
CC
AI00825
11/19
STMICROELECTRONICS [ ST ]
