LC662104A 데이터 시트보기 (PDF) - SANYO -> Panasonic

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LC662104A

Four-Bit Single-Chip Microcontrollers with 4, 6, and 8 KB of On-Chip ROM

SANYO -> Panasonic 

LC662104A, 662106A, 662108A

Tone (DTMF) Output Characteristics

DC Characteristics at Ta = –30 to +70°C, VSS = 0 V

Parameter

Tone output voltage

Row/column tone output

voltage ratio

Symbol

VT1

DBCR1

Conditions

DT: Single tone, VDD = 3.5 to 5.5 V*

DT: Dual tones, VDD = 3.5 to 5.5 V*

Note*: See Figure 7.

min

0.9

1.0

Ratings

typ

1.3

2.0

max

2.0

3.0

Unit

Vp-p

dB

OSC1 (OSC2)

External clock Open

textL

textH

textF

textR

1/fext

Figure 1 External Clock Input Waveform

VDD

0.8 VDD

0.2 VDD

VSS

OSC1 OSC2

C1 Ceramic C2

oscillator

Oscillator unstable

period tCFS

Operating VDD lower limit

0V

Stable oscillation

Figure 2 Ceramic Oscillator Circuit

Figure 3 Oscillator Stabilization Period

Table 1 Recomended Ceramic Oscillator Constants

External capacitor type

4 MHz

(Murata Mfg. Co., Ltd.)

CSA4.00MG

C1 = 33 pF

C2 = 33 pF

4 MHz

(Kyocera Corporation)

KBR4.0MSB

C1 = 33 pF

C2 = 33 pF

Built-in capacitor type

4 MHz

(Murata Mfg. Co., Ltd.)

CST4.00MG

4 MHz

(Kyocera Corporation)

KBR4.0MKC

tCKCY

SCK0

0.2 VDD (input)

0.4 VDD (output)

SI0

tCKL tCKR tCKH

tICK tCKI

tCKF

0.8 VDD (input)

VDD – 1 (output)

0.8 VDD

0.2 VDD

tCK0

SO0

VDD – 1

0.4 VDD

Timing Load

Figure 4 Serial I/O Timing Figure 5

No. 5996-12/13

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