Rainbow Electronics W27E512 - Manual (Page 5)

W27E512
Publication Release Date: November 1999
- 5 - Revision A8
CAPACITANCE
(V CC = 5V, T A = 25 ° C, f = 1 MHz)
PARAMETER SYMBOL CONDITIONS MAX. UNIT
Input Capacitance C IN V IN = 0V 6 pF
Output Capacitance C OUT V OUT = 0V 12 pF
AC CHARACTERISTICS
AC Test Conditions
PARAMETER CONDITIONS
45/55/70 nS 90/120/150 nS
Input Pulse Levels 0 to 3.0V 0.45V to 2.4V
Input Rise and Fall Times 5 nS 10 nS
Input and Output Timing Reference Level 1.5V/1.5V 0.8V/2.0V
Output Load C L = 30 pF,
I OH /I OL = -0.4 mA/2.1 mA
C L = 100 pF,
I OH /I OL = -0.4 mA/2.1 mA
AC Test Load and Waveforms
+1.3V
3.3K ohm
100 pF for 90/120/150 nS (Including Jig and Scope
D
(IN914)
OUT
30 pF for 45/55/70 nS (Including Jig and Scope)
Input
3.0V
0V
1.5V
Test Point Test Point
1.5V For 45/70 nS
For 90/120/150 nS
Output
2.4V
0.45V
2.0V
0.8V
2.0V
0.8V
Test Points Test Points
Input Output