Optimal for sensing variety of transducers used in healthcare devices and optimized for blood pressure monitors

The RL78/H1D microcontroller includes high precision analog functions such as Delta-Sigma A/D converter, SAR A/D converter, Programmable Gain amplifiers, Operational amplifier, and 8-bit/12-bit D/A converter. It also has a built-in LCD controller/driver which makes the RL78/H1D well suited for healthcare devices, especially blood pressure monitor.

 

Main Solutions

Key Features:

ITEM R5F11NG* R5F11PL* R5F11NL* R5F11NM*
Analog Power Supply 2.7 to 5.5 V
A/D Converter 24-bit Sigma Delta type, 10/8-bit SAR type
D/A Converter
  • 8-bit 1 channel, 12-bit 1 channel
8-bit  1 channel
Amplifier PGA 2 channels, OpAmp. 3 channels PGA 1 channel,  OpAmp 1 channel
Switch Analog SW for PGIA 2 channels - -
MCU Power Supply 2.4 to 5.5 V
Code Flash 96 to128 KB 96 to 128 KB 64 to 128 KB
SRAM 5.5 KB
Data Flash 4 KB
LCD Segment x Common - 23 x 8 (27 x 4) 32 x 8 (36 x 4)
PWM 3 channels 2 channels 3 channels
Interfaces Serial interface
  • CSI (SPI supported): 1 channel/UART (LIN-bus supported): 1 channel/simplified I2C: 1 channel
  • CSI: 1 channel/UART: 1 channel/simplified I2C: 1 channel
  • CSI: 1 channel/UART: 1 channel/simplified I2C: 1 channel 1 channel
I2C bus
Package LFQFP 48-pin  (7mmx7mm) VFBGA 64-pin  (4mmx4mm) LFQFP 64-pin (10mmx10mm) LFQFP 80-pin (12mmx12mm)

Pin Count / Memory Size Lineup:

Program Flash
SRAM

128KB
5.5KB
96KB
5.5KB
64KB
5.5KB
     
Pins
Package
48
LFQFP
64
VFBGA
64
LFQFP
80
LFQFP

Block Diagram:

RL78/L12 Block Diagram

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