HD404654 Datasheet, PDF(101/111 Page) Hitachi Semiconductor

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HD404654 Datasheet, PDF (101/111 Pages) Hitachi Semiconductor – 4-Bit Single-Chip Microcomputer

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HD404654 Series

I/O Characteristics for High-Current Pins (HD404652, HD404654: VCC = 1.8 to 6.0 V, GND = 0 V, Ta

= â20 to +75Â°C; HD4074654: VCC = 2.7 to 5.5 V, GND = 0 V, Ta = â20 to +75Â°C, unless otherwise

specified)

Item

Input high

voltage

Input low

voltage

Output high

voltage

Symbol Pin(s)

VIH

D0âD9

VIL

D0âD9

VOH

D0âD9

D0âD3

Min

Typ Max

Unit

0.7 VCC â

VCC + 0.3 V

â0.3

0.3 VCC V

VCC â 1.0 â

2.0

ââ

Output low VOL

voltage

D0âD9

D4âD9

â 0.4

â 2.0

I/O leakage | IIL |

current

D0âD9

â1

ÂµA

Pull-down IPD

MOS current

D0âD3

30 â

ÂµA

Pull-up MOS âIPU

current

D4âD9

30 â

ÂµA

Notes: 1. Output buffer current is excluded.

2. When using HD4074654, VCC = 4.5 V to 5.5 V.

Test Condition

âIOH = 0.5 mA

âIOH = 10 mA,

VCC = 4.5 V to 6.0 V

IOL = 0.4 mA

IOL = 15 mA,

VCC = 4.5 V to 6.0 V

Vin = 0 V to VCC

VCC = 3 V, Vin = 3 V

VCC = 3 V, Vin = 0 V

Note

DTMF Characteristics (HD404652, HD404654: VCC = 1.8 to 6.0 V, GND = 0 V, Ta = â20 to +75Â°C;

HD4074654: VCC = 2.7 to 5.5 V, GND = 0 V, Ta = â20 to +75Â°C, unless otherwise specified)

Item

Symbol Pin(s)

Min

Typ Max Unit Test Condition

Note

Tone output VOR

voltage (1)

TONER

500

660 â mVrms VTref â GND = 2.0 V,

RL = 100 kâ¦, VCC = 3.0 V

Tone output VOC

voltage (2)

TONEC

520

690 â mVrms VTref â GND = 2.0 V,

RL = 100 kâ¦, VCC = 3.0 V

Tone output %DIS

distortion

Short circuit between 2

TONER and TONEC

RL = 100 kâ¦

Tone output dBCR

ratio

2.5 â dB

Short circuit between 2

TONER and TONEC

RL = 100 kâ¦

Notes: 1. See figure 79.

2. See figure 80.

These characteristics are guaranteed for an operating frequency (fOSC) of 400 kHz, 800 kHz, 2 MHz,

3.58 MHz, or 4 MHz.

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