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PDF UPD552 Data sheet ( Hoja de datos )
| Número de pieza | UPD552 | |
| Descripción | 4-BIT SINGLE CHIP MICROCOMPUTER | |
| Fabricantes | NEC | |
| Logotipo |  |
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Hay una vista previa y un enlace de descarga de UPD552 (archivo pdf) en la parte inferior de esta página. Total 2 Páginas | ||
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NEe Microcomputers, Inc.
NEe
JLPD552
4·81T SINGLE CHIP MICROCOMPUTER
D ESC RIPTION
The .uPD552 is a .uCOM-44 4-bit single chip microcomputer with high voltage outputs
that can be pulled to -35V for direct interfacing to vacuum fluorescent displays_ The
.uPD552 is manufactured with a standard PMOS process, allowing use of a single -10V
power supply. The .uPD552 provides all of the hardware features of the .uCOM-44
family, and executes all 58 instructions of the .uCOM-44 instruction set.
PIN CONFIGURATION
Cll
PCo
PCl
PC2
PC3
iN'f
RESET
PDO
PDl
PD2
PD3
PEa
PEl
PE2
PE3
PFo
PFl
PF2
PF3
TEST
Vss
PAO-PA3
PBO-PB3
PCO-PC3
PDO-PD3
PEO-PE3
PFO-PF3
PGO-PG3
PHO-PH3
PIO-PI2
Tl\IT
ClO-Cll
RESET
VGG
VSS
TEST
PIN NAMES
Input Port A
Input Port B
Input/Output Port C
Input/Output Port D
Output Port E
Output Port F
Output Port G
Output Port H
Output Port I
1nterrupt Input
External Clock Signals
Reset
Power Supply Negative
Power Supply Positive
Factory Test Pin
(Connect to VSS)
II
ABSOLUTE MAXIMUM
RATINGS*
Operating Temperature ............................... -10°C to +70°C
Storage Temperature ............................... -40°C to +125°C
Supply Voltage ............ _ .......................-15 to +0.3 Volts
Input Voltages (Port A, S, INT, RESET) . . . . . . . . . . . . . . . . . . . -15 to +0.3 Volts
(Ports C, D) . . . . . . . . . . . . . . . . . . . . . . . . . . . . -40 to +0.3 Volts
Output Voltages ................................... -40 to +0.3 Volts
Output Current (ports C through I, each bit) . . . . . . . . . . . . . . . . . . . . . . -12 mA
(Total, all ports) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -60 mA
COMMENT: Stress above those listed under "Absolute Maximum Ratings" may cause permanent
damage to the device. This is a stress rating only and functional operation of the device at these or
any other conditions above those indicated in the operational sections of this specification is not
implied. Exposure to absolute maximum rating conditions for extended periods may affect device
reliability.
189
1 page | ||
| Páginas | Total 2 Páginas | |
| PDF Descargar | [ Datasheet UPD552.PDF ] | |
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