M34F04 Datasheet, PDF (14/20 Pages) STMicroelectronics – 4Kbit Serial I2C Bus EEPROM With Hardware Write Control on Top Half of Memory

M34F04
DC AND AC PARAMETERS
This section summarizes the operating and mea-
surement conditions, and the DC and AC charac-
teristics of the device. The parameters in the DC
and AC Characteristic tables that follow are de-
rived from tests performed under the Measure-
Table 5. Operating Conditions
Symbol
Parameter
V_CC
Supply Voltage
TA
Ambient Operating Temperature
ment Conditions summarized in the relevant
tables. Designers should check that the operating
conditions in their circuit match the measurement
conditions when relying on the quoted parame-
ters.
Min.
Max.
Unit
2.5
5.5
V
–40
85
°C
Table 6. AC Measurement Conditions
Symbol
Parameter
C_L
Load Capacitance
Input Rise and Fall Times
Input Levels
Input and Output Timing Reference Levels
Min.
Max.
100
50
0.2V_CC to 0.8V_CC
0.3V_CC to 0.7V_CC
Unit
pF
ns
V
V
Figure 10. AC Measurement I/O Waveform
Input Levels
0.8VCC
0.2VCC
Input and Output
Timing Reference Levels
0.7VCC
0.3VCC
AI00825B
Table 7. Input Parameters
Symbol
Parameter^1,2
CIN
Input Capacitance (SDA)
C_IN
Input Capacitance (other pins)
Z_WCL
WC Input Impedance
ZWCH
WC Input Impedance
t_NS
Pulse width ignored
(Input Filter on SCL and SDA)
Note: 1. T_A = 25 °C, f = 400 kHz
2. Sampled only, not 100% tested.
Test Condition
V_IN < 0.3V_CC
VIN > 0.7VCC
Single glitch
Min.
Max.
Unit
8
pF
6
pF
5
70
kΩ
500
kΩ
100
ns
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