M50FLW040B ST Microelectronics, M50FLW040B Datasheet - Page 28

• Manufacturer Part Number: M50FLW040B
• Description: 4 Mbit 3V Supply Firmware Hub / Low Pin Count Flash Memory
• Manufacturer: ST Microelectronics

www.DataSheet4U.com
M50FLW040A, M50FLW040B
DC AND AC PARAMETERS
This section summarizes the operating measure-
ment conditions, and the DC and AC characteris-
tics of the device. The parameters in the DC and
AC characteristics Tables that follow, are derived
from tests performed under the Measurement
Table 20. Operating Conditions
Table 21. FWH/LPC Interface AC Measurement Conditions
Table 22. A/A Mux Interface AC Measurement Conditions
Figure 11. FWH/LPC Interface AC Measurement I/O Waveforms
28/52
Parameter
Load Capacitance (C
Input Rise and Fall Times
Input Pulse Voltages
Input and Output Timing Ref. Voltages
Parameter
Load Capacitance (C
Input Rise and Fall Times
Input Pulse Voltages
Input and Output Timing Ref. Voltages
Symbol
V
T
CC
A
Supply Voltage
Ambient Operating Temperature (Device Grade 5)
Ambient Operating Temperature (Device Grade 1)
L
L
)
)
0.6 V CC
0.2 V CC
Parameter
I O < I LO
Input and Output AC Testing Waveform
Output AC Tri-state Testing Waveform
I O > I LO
Conditions summarized in
and
operating conditions in their circuit match the oper-
ating conditions when relying on the quoted pa-
rameters.
Table
I O < I LO
22.. Designers should check that the
Min.
0.4 V CC
–20
3.0
0
AI03404
0.2 V
CC
0.4 V
Value
Value
0 to 3
and 0.6 V
1.5
10
30
1.4
10
Max.
3.6
CC
Table
85
70
CC
20.,
Table 21.
Unit
°C
°C
V
Unit
Unit
pF
pF
ns
ns
V
V
V
V