AMD27C64-120DC AMD [Advanced Micro Devices], AMD27C64-120DC Datasheet - Page 10

• Manufacturer Part Number: AMD27C64-120DC
• Description: 64 Kilobit (8,192 x 8-Bit) CMOS EPROM
• Manufacturer: AMD [Advanced Micro Devices]

SWITCHING TEST CIRCUIT
SWITCHING TEST WAVEFORM
AC Testing: Inputs are driven at 2.4 V for a logic “1”
0.45 V
2.4 V
2.0 V
0.8 V
and 0.45 V for a logic “0”. Input pulse
rise and fall times are
Input
Device
Under
Test
Test Points
C
L
= 100 pF including jig capacitance (30 pF for -45, -55, -70)
20 ns.
Output
C
L
2.0 V
0.8 V
Am27C64
6.2 k
AC Testing: Inputs are driven at 3.0 V for a logic “1”
3 V
0 V
1.5 V
2.7 k
and 0 V for a logic “0”. Input pulse rise and
fall times are 20 ns for -45, -55 and -70.
Diodes = IN3064
or Equivalent
Input
Test Points
+5.0 V
11419D-7
Output
1.5 V
AMD
11419D-8
2-19