82S147 Ver la hoja de datos (PDF) - Philips Electronics
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82S147 Datasheet PDF : 3 Pages
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Philips Componenls-Signetics Memory Products
4K-bit TTL bipolar PROM (512 x 8)
Product Specification
82S147 / 82S147A
AC ELECTRICAL CHARACTERISTICS
R-I = 2 7 0 Q , R 2 = 6 0 0 F I , C l = 30pF. 0 ° C < T A M B < + 7 5 ° C . 4 . 7 5 V < V C C < 5 2 5 V
NB2S147
SYMBOL
PARAMETER
TO
FROM
Mill Typ1 Max
Access lime2
IAA
Output
Address
45
60
ICE
Disable time3
•CD
Output
Output
Chip Enable
Chip Disable
20
35
j 20
35
NOTES:
1. Typical values are at Vcc = 5V Tamb = +25°C.
2. Tested at an address cycle time of 1 JJ.S .
3. Measured at a delta of 0.5V from Logic Level with RI = 7501J, R2 = 750£1. CL = 5pF.
TEST LOAD CIRCUIT
Vcc
N82S147A
Min Typ' Max
40
45
20
30
20
30
UNIT
ns
ns
ns
AO
A1
A2
A3
A4
A5
A6
A7
AS
CE
GUP
"X"
Vcc
IT:
R2 T
C
,
L
(INCLUDES SCOPE AND
JIG CAPACITANCE)
VOLTAGE WAVEFORMS
All inputs tr - tf - 5ns (10%to 90%).
All AC parameters are measured at 1.5V unless otherwise speafed.
November 11, 1986
306
This Material Copyrighted By Its Respective Manufacturer
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