System Organizer IC
Target Specification Datasheet
RNA53A27F
System Organizer IC for Dedicate Microcomputer
R03DS0022EJ0300 Rev.3.00
Jun 2...
Description
Target Specification Datasheet
RNA53A27F
System Organizer IC for Dedicate Microcomputer
R03DS0022EJ0300 Rev.3.00
Jun 26, 2013
Description
RNA53A27F is reset function and reference voltage output for microcontroller has been installed.
Provide support for Renesas MCU operation.
Features
Reset detection voltage: 2.745 V ± 1% Standard voltage: 3.050 V ± 0.8% Delay time: 50,100 ms (fine regulation by resistance is possible) Corresponds to manual reset Sleep mode is installed
Ordering Information
Part Name
Package Type
RNA53A27FUSH1
SSOP-8
Package Code PVSP0008KA-A
Package Abbreviation
US
Taping Abbreviation (Quantity)
H (3,000 pcs/reel)
Surface Treatment 1 (Sn/Bi)
Application
Power supply voltage monitoring for microprocessors Computers and notebook computers Digital still camera, digital video camera, and PDA
Block Diagram
VDD 7
SLP 2
ROSC 1
R1 R2
Vref
Comp1 + – OP1 + –
R4 R3 I1
I2
R Oscillator
R
Delay circuit
50 ms 100 ms
I3
38 MR S0
5 VOUT 6 VREFO 4 GND
R03DS0022EJ0300 Rev.3.00 Jun 26, 2013
Page 1 of 6
RNA53A27F
Timing Chart
Target Specification
VDD
VDD MR
GND
SLP
VDD GND
VOUT
VDD GND
VSH
tpw = 3 (μs) min
Set low pulse width by value is longer 3 μs.
VS VSH
VS
td td
td
VREFO VREFO
GND uncertainty
0.9 × td
0.9 × td
0.9 × td
0.9 × td
uncertainty
Microcomputer operation (reference)
Resetting operation
Usually operation
AD operation
Resetting operation
AD operation
Usually operation
AD stop
AD operation
Reset...
Similar Datasheet