User Manual

W29C040
Publication Release Date: May 1999
- 11 - Revision A5
Power-up Timing
PARAMETER SYMBOL TYPICAL UNIT
Power-up to Read Operation TPU. READ 100
µS
Power-up to Write Operation TPU. WRITE 10 mS
CAPACITANCE
(VDD = 5.0V, TA = 25° C, f = 1 MHz)
PARAMETER SYMBOL CONDITIONS MAX. UNIT
DQ Pin Capacitance CDQ VDQ = 0V 12 pF
Input Pin Capacitance CIN VIN = 0V 6 pF
AC CHARACTERISTICS
AC Test Conditions
(VDD = 5.0V ±10% for 90,120 nS
PARAMETER CONDITIONS
Input Pulse Levels 0V to 3V
Input Rise/Fall Time <5 nS
Input/Output Timing Level 1.5V/1.5V
Output Load 1 TTL Gate and CL = 100 pF for 90/120/150 nS
AC Test Load and Waveform
+5V
1.8K
1.3K
D
OUT
Ω
Ω
100 pF for 90/120 nS
(Including Jig and Scope)
Input
3V
0V
Test Point Test Point
1.5V
1.5V
Output