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UPD75P068GB-3B4 Datasheet

  • UPD75P068GB-3B4

  • 4 BIT SINGLE-CHIP MICROCOMPUTER

  • 40頁(yè)

  • NEC   NEC

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DATA SHEET
MOS INTEGRATED CIRCUIT
碌
PD75P068
4 BIT SINGLE-CHIP MICROCOMPUTER
The
碌
PD75P068 is produced by replacing the internal mask ROM of the
碌
PD75068 with a one-time PROM
in which data can be written once.
The following user's manual describes the details of the functions of the
碌
PD75P068. Be sure to read it
before designing an application system.
碌
PD75068 User's Manual: IEU-1366
FEATURES
鈥?/div>
Compatible with the
碌
PD75068
鈥?Can be replaced with the
碌
PD75068 containing mask ROM on a full-production basis.
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
Internal one-time PROM: 8064 words
脳
8 bits
Internal RAM: 512 words
脳
4 bits
Internal pull-up resistors can be specified with software: Ports 0 to 3 and 6
N-ch open-drain input-output: Ports 4 and 5
Can operate at low voltage: V
DD
= 2.7 to 6.0 V
ORDERING INFORMATION
Part number
Package
42-pin plastic shrink DIP (600 mil)
44-pin plastic QFP (Square 10 mm)
Quality grade
Standard
Standard
碌
PD75P068CU
碌
PD75P068GB-3B4
Caution The
碌
PD75P068 is not provided with mask-selected pull-up resistors.
Please refer to "Quality Grades on NEC Semiconductor Devices" (Document number IEI-1209) published by NEC
Corporation to know the specification of quality grade on the devices and its recommended applications.
The information in this document is subject to change without notice.
Document No. IC-3290A
(O.D. No. IC-8623A
Date Published April 1994 P
Printed in Japan
Major changes in this revision are indicated by stars (5) in the margins.
1990
漏
NEC CORPORATION 1993

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