UPD75212ACW データシートの表示（PDF） - NEC => Renesas Technology

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UPD75212ACW

4-BIT SINGLE-CHIP MICROCOMPUTER

NEC => Renesas Technology 

µPD75212A

RECOMMENDED OSCILLATOR CONSTANTS

MAIN SYSTEM CLOCK : CERAMIC OSCILLATOR (Ta = –40 to +85 °C)

MANUFACTURER

Murata Mfg. Co., Ltd.

Kyocera Corp.

TDK

PRODUCT NAME

CSA 2.00MG

CSA 4.19MG

CSA 4.91MG

CAT 2.00MG

CST 4.19MG

CST 4.91MG

KBR–2.0MS

KBR–4.0MS

KBR–4.19MS

KBR–4.19MS

FCR 3.58M2

FCR 4.00M2

FCR 4.19M2

FCR 4.19MC

EXTERNAL

CAPACITANCE (pF)

C1

C2

OSCILLATION

VOLTAGE RANGE (V)

MIN.

MAX.

REMARKS

30

30

4.0

Not required Not required

6.0

On-chip C type

47

47

33

33

4.0

6.0

30

30

4.0

Not required Not required

6.0

On-chip C type

MAIN SYSTEM CLOCK : CRYSTAL RESONATOR (Ta = –40 to +85 °C)

MANUFACTURER

Kinseki

LOAD

FREQUENCY HOLDER CAPACITANCE

(MHz)

CL (pF)

2.00

HC–18/U

4.19

HC–49/U

16

4.91

HC-43/U

EXTERNAL

CAPACITANCE (pF)

C1

C2

20

20

OSCILLATION

VOLTAGE RANGE (V)

MIN.

MAX.

REMARKS

4.0

6.0

Note Carry out fine adjustment of crystal oscillator frequency on the external capacitance C1.

SUBSYSTEM CLOCK : 32.768 kHz CRYSTAL RESONATOR (Ta = –10 to +60 °C)

MANUFACTURER

LOAD

MODEL CAPACITANCE

NAME

CL (pF)

Kinseki

P–3

12

Citizen Watch Co.

CFS–308

14

EXTERNAL

CAPACITANCE (pF)

C3

C4

R

(pF)

(pF)

(kΩ)

22

22

330

22

33

330

OSCILLATION

VOLTAGE RANGE (V)

MIN.

MAX.

(V)

(V)

REMARKS

2.7

6.0

Note Carry out fine adjustment of crystal oscillator frequency on the external capacitance C3.

50

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