M29W400DT ST Microelectronics, M29W400DT Datasheet - Page 19

• Manufacturer Part Number: M29W400DT
• Description: 4 Mbit (512Kb x8 or 256Kb x16 / Boot Block) 3V Supply Flash Memory
• Manufacturer: ST Microelectronics

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 9. Operating and AC Measurement Conditions
Figure 10. AC Measurement I/O Waveform
Table 10. Device Capacitance
Note: Sampled only, not 100% tested.
V
Ambient Operating Temperature (range 6)
Ambient Operating Temperature (range 1)
Load Capacitance (C
Input Rise and Fall Times
Input Pulse Voltages
Input and Output Timing Ref. Voltages
CC
Symbol
V CC
C
Supply Voltage
0V
C
OUT
IN
Parameter
Input Capacitance
Output Capacitance
L
)
Parameter
V CC /2
AI04498
Min
–40
3.0
Test Condition
0
0 to V
V
V
V
OUT
CC
45
30
IN
/2
CC
= 0V
Max
= 0V
3.6
Conditions summarized in Table 9, Operating and
AC Measurement Conditions. Designers should
check that the operating conditions in their circuit
match the operating conditions when relying on
the quoted parameters.
85
70
10
Figure 11. AC Measurement Load Circuit
V CC
C L includes JIG capacitance
Min
–40
2.7
M29W400D
0
0.1µF
0 to V
V
CC
55
30
/2
DEVICE
UNDER
CC
TEST
Max
Min
3.6
85
70
10
M29W400DT, M29W400DB
Min
–40
2.7
0
0 to V
V
100
Max
CC
70
12
6
/2
CC
Max
3.6
85
70
10
C L
V CC
Unit
AI04499
Unit
25k
25k
pF
pF
°C
pF
ns
V
V
V
19/36