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CY7C008/009
CY7C018/019
Document #: 38-06041 Rev. *D
Page 6 of 19
AC Test Loads (Applicable to -12 only)[12]
Notes:
11. Tested initially and after any design or process changes that may affect these parameters.
12. Test conditions: C = 0 pF.
AC Test Loads and Waveforms
3.0V
GND
90%
90%
10%
3ns
3 ns
10%
ALL INPUT PULSES
(a) Normal Load (Load 1)
R1 = 893
Ω
5V
OUTPUT
R2 = 347
Ω
C = 30 pF
VTH = 1.4V
OUTPUT
(b) Thévenin Equivalent (Load 1)
(c) Three-State Delay(Load 2)
5V
OUTPUT
RTH = 250Ω
≤
≤
(Used for tLZ, tHZ, tHZWE, & tLZWE
including scope and jig)
C = 30 pF
C = 5 pF
R2 = 347
Ω
R1 = 893
Ω
VTH = 1.4V
OUTPUT
C
(a) Load 1 (-12 only)
R = 50
Ω
(b) Load Derating Curve
Capacitance (pF)
0.00
0.10
0.20
0.30
0.40
0.50
0.60
0.70
0.80
0.90
1.00
0
5
10
15
20
25
30
Z0 = 50Ω