No. 6278-4/39

LC651154N, 651154F, 651154L, 651152N, 651152F, 651152L

Differences between the LC651154L/1152L and the LC651104L/1102L.

The table below lists the points that require care when converting an existing product that uses the LC651104L/1102L to

use the LC651154L/1152L.

Caution: Perform a full system evaluation and inspection after replacing the microcontroller.

Parameter

LC651154L/1152L

LC651104L/1102L

Pdmax (1) : DIP

310 mW

250 mW

Allowable power dissipation

Pdmax (2) : MFP

220 mW

150 mW

Pdmax (3) : SSOP

160 mW

(No corresponding package)

Operating supply voltage

2.2 to 6 V

2.5 to 6 V

Oscillator frequency precision: within ±2%

Changes in the recommended oscillator

Oscillator frequency precision: within ±4%

constants (See table 1.)

Frequency variability (sample to sample):

Frequency variability (sample to sample):

290 to 841 kHz

276 to 742 kHz

Pull-up resistors

Ru [RES]

200 to 800 k

Ω (500 kΩ typ.)

300 to 700 k

Ω (500 kΩ typ.)

Serial clock input clock cycle time

min. 2.0 µs

min. 6.0 µs

A/D converter characteristics

Operating voltage

Reference input current

200 to 800 µA (500 µA typ.)

75 to 300 µA (150 µA typ.)

IRIF [AV+, AV–]

Watchdog timer

Package

DIP30S-D, MFP30S

DIP30S-D, MFP30S

An SSOP30 version was added.

Oscillator characteristics

Ceramic oscillator

Oscillator frequency

2-pin RC oscillator

Oscillator frequency

[OSC1, OSC2]

[OSC1, OSC2]