LC651431N View Datasheet(PDF) - SANYO -> Panasonic

Part Name

Description

Manufacturer

LC651431N

Four-Bit CMOS Microcontrollers for Small-Scale Control Applications

SANYO -> Panasonic 

LC651432N/F/L, 651431N/F/L

Differences between the LC651432N/LC651431N and the LC6543N/LC6546N

This table lists the points that require care when replacing the LC6543N/LC6546N with the LC651432N/LC651431N in

completes end products.

Parameter

Allowable power dissipation

I/O voltage (PIO)

High-level input voltage

High-level input current

Oscillator characteristics

Ceramic oscillator

Oscillator frequency

2-pin RC oscillator

Oscillator frequency

Current drain

Serial clock input clock cycle time

Package

Pdmax(1) : DIP

Pdmax(2) : MFP

Pdmax(3) : SSOP

VIO(3) added

VIH(n)

IIH(n)

fCFOSC

[OSC1, OSC2]

fMOSC

[OSC1, OSC2]

IDD

tCKCY(1)[SCK]

LC651432N/1431N

310 mW

220 mW

160 mW

–0.3 to VDD + 0.3

VIH(1) to VIH(7)

(Associated with the I/O voltage (PI0)

changes mentioned above.)

IIH(1) to IIH(3)

(Associated with the I/O voltage (PI0)

changes mentioned above.)

Oscillator frequency precision: ±2%

Recommended oscillator circuit constants

(under evaluation)

800 kHz typical (VDD = 3 to 6 V)

Circuit constant changes: Rext = 6.8 kΩ ±1%

Sample-to-sample frequency variation:

595 to 1274 kHz

400 kHz typical (VDD = 3 to 6 V)

Sample-to-sample frequency variation:

284 to 790 kHz

1 mA typ.

min. 2.0 µs

DIP30S-D, MFP30S,

SSOP30 added

LC6543N/46N

250 mW

150 mW

(This package not available.)

–0.3 to +15 V (When open-drain output is used.)

–0.3 to VDD + 0.3 (When a pull-up resistor is used.)

VIH(1) to VIH(6)

IIH(1) to IIH(2)

Oscillator frequency precision: ±4%

850 kHz typical (VDD = 4 to 6 V)

Circuit constant changes: Rext = 4.7 kΩ ±1%

Sample-to-sample frequency variation:

619 to 1144 kHz

400 kHz typical (VDD = 3 to 6 V)

Sample-to-sample frequency variation:

305 to 546 kHz

2 mA typ.

min 3.0 µs

DIP30S-D, MFP30S

Differences between the LC651432F/LC651431F and the LC6543F/LC6546F

This table lists the points that require care when replacing the LC6543F/LC6546F with the LC651432F/LC651431F in

completes end products.

Parameter

Allowable power dissipation

Operating supply voltage

I/O voltage (PI0)

Pdmax(1) : DIP

Pdmax(2) : MFP

Pdmax(3) : SSOP

VDD

VIO(3) added

High-level input voltage

VIH(n)

High-level input current

IIH(n)

Low-level input voltage

VIL(n)

Oscillator characteristics

Ceramic oscillator

Oscillator frequency

Current drain

Serial clock input clock cycle time

Package

fCFOSC

[OSC1, OSC2]

IDD

tCKCY(1)[SCK]

LC651432F/1431F

310 mW

220 mW

160 mW

3 to 6 V

–0.3 to VDD + 0.3

VIH(1) to VIH(7)

(Associated with the I/O voltage (PI0)

changes mentioned above.)

IIH(1) to IIH(3)

(Associated with the I/O voltage (PI0)

changes mentioned above.)

IIH(1) to IIH(3)

Specifications when VDD = 4 to 6 V

Specifications added for VDD = 3 to 6 V

Oscillator frequency precision: ±2%

1.5 mA typ.

min. 2.0 µs

DIP30S-D, MFP30S,

SSOP30 added

LC6543F/46F

250 mW

150 mW

(This package not available.)

4.5 to 6 V

–0.3 to +15 V (When open-drain output is used.)

–0.3 to VDD + 0.3 (When a pull-up resistor is used.)

VIH(1) to VIH(6)

IIH(1) to IIH(2)

Specifications when VDD = 4 to 6 V

Oscillator frequency precision: ±4%

2.5 mA typ.

min 3.0 µs

DIP30S-D, MFP30S

No. 6498-4/39

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