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RNA51951BPT0

Description
Voltage Detecting, System Resetting IC Series
File Size126KB,11 Pages
ManufacturerRenesas Electronics Corporation
Websitehttps://www.renesas.com/
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RNA51951BPT0 Overview

Voltage Detecting, System Resetting IC Series

Preliminary
Datasheet
RNA51951A, B
Voltage Detecting, System Resetting IC Series
Description
R03DS0003EJ0301
Rev.3.01
Apr 19, 2011
RNA51951A,B are semiconductor integrated circuits designed for detecting supply voltage and resetting all types of
logic circuits such as CPUs.
They include a built-in delay circuit to provide a retardation time (200
s
Typ).
They fined extensive applications, including battery checking circuit, level detecting circuit and waveform shaping
circuit.
Features
Few external parts
Low threshold operating voltage (Supply voltage to keep low-state at low supply voltage):
0.6 V (Typ) at RL = 22 k
Wide supply voltage range: 2 V to 17 V
Wide application range
Ordering Information
Part Name
RNA51951AFPH0
RNA51951APT0
RNA51951AUPH1
RNA51951BFPH0
RNA51951BPT0
RNA51951BUPH1
Package Type
SOP-8 pin
DIP-8 pin
UPAK
SOP-8 pin
DIP-8 pin
UPAK
Package Code
PRSP0008DE-C
PRDP0008AF-B
PLZZ0004CA-A
PRSP0008DE-C
PRDP0008AF-B
PLZZ0004CA-A
Package
Abbreviation
FP
P
UP
FP
P
UP
Taping Abbreviation
(Quantity)
H (2,500 pcs / Reel)
T (1,000 pcs / Box)
H (1,000 pcs / Reel)
H (2,500 pcs / Reel)
T (1,000 pcs / Box)
H (1,000 pcs / Reel)
Surface
Treatment
0 (Ni/Pd/Au)
0 (Ni/Pd/Au)
1 (Sn-Bi)
0 (Ni/Pd/Au)
0 (Ni/Pd/Au)
1 (Sn-Bi)
Application
Reset circuit of Pch, Nch, CMOS, microcomputer, CPU and MCU, Reset of logic circuit, Battery check circuit,
switching circuit back-up voltage, level detecting circuit, waveform shaping circuit, delay waveform generating
circuit, DC/DC converter, over voltage protection circuit
Recommended Operating Condition
Supply voltage range: 2 V to 17 V
R03DS0003EJ0301 Rev.3.01
Apr 19, 2011
Page 1 of 9

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RNA51951BPT0 RNA51951AFPH0 RNA51951AUPH1 RNA51951BFPH0 RNA51951BUPH1 RNA51951A RNA51951B RNA51951APT0
Description Voltage Detecting, System Resetting IC Series Voltage Detecting, System Resetting IC Series Voltage Detecting, System Resetting IC Series Voltage Detecting, System Resetting IC Series Voltage Detecting, System Resetting IC Series Voltage Detecting, System Resetting IC Series Voltage Detecting, System Resetting IC Series Voltage Detecting, System Resetting IC Series
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