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PCB2421 Scheda tecnica(PDF) 4 Page - NXP Semiconductors

Il numero della parte PCB2421
Spiegazioni elettronici  1K dual mode serial EEPROM
PDF  24 Pages
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Produttore elettronici  PHILIPS [NXP Semiconductors]
Homepage  http://www.nxp.com
Logo PHILIPS - NXP Semiconductors

PCB2421 Scheda tecnica(HTML) 4 Page - NXP Semiconductors

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1997 Apr 01
4
Philips Semiconductors
Preliminary specification
1K dual mode serial EEPROM
PCB2421
4
BLOCK DIAGRAM
Fig.1 Block diagram.
(1) Factory use only.
book, full pagewidth
MBG271
I/O
CONTROL
LOGIC
5
SDA
SCL
VCLK
WP
MEMORY
CONTROL
LOGIC
X
DECODER
HV GENERATOR
PAGE LATCHES
EEPROM
ARRAY
Y
DECODER
SENSE AMPLIFIER
R/W CONTROL
PCB2421
n.c.
TEST(1)
3
6
7
1
2
48
VSS
VDD
5
PINNING
SYMBOL PIN
DESCRIPTION
TEST
1
factory use only: must be tied to VDD;
may not be left open-circuit
n.c.
2
may be tied to VSS, VDD, or left
open-circuit
WP
3
write protect input (LOW = write
protected, HIGH = not write protected);
may not be left open-circuit
VSS
4
ground
SDA
5
serial data input/output
SCL
6
serial clock input/output (DDC2B)
VCLK
7
serial clock input (transmit-only mode,
DDC1)
VDD
8
supply voltage
Fig.2 Pin configuration.
handbook, halfpage
1
2
3
4
8
7
6
5
MBG272
PCB2421
TEST
VDD
n.c.
VCLK
WP
SCL
VSS
SDA



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