UPD750006CU データシートの表示（PDF） - NEC => Renesas Technology

部品番号

コンポーネント説明

メーカー

UPD750006CU

4 BIT SINGLE-CHIP MICROCONTROLLER

NEC => Renesas Technology 

µPD750004, 750006, 750008, 750004(A), 750006(A), 750008(A)

6.4 CLOCK OUTPUT CIRCUIT

The clock output circuit outputs a clock pulse from the P22/PCL pin. This clock pulse is used for remote control

waveform output, peripheral LSIs, etc.

• Clock output (PCL): Φ, 524, 262, or 65.5 kHz (at 4.19 MHz)

Φ, 750, 375, or 93.8 kHz (at 6.0 MHz)

From the clock

generator

Φ

fX/23

fX/24

fX/26

Fig. 6-3 Clock Output Circuit Configuration

Selector

Output

buffer

PCL/P22

CLOM3 0 CLOM1 CLOM0 CLOM

PORT2.2

P22 output

latch

4

Internal bus

Bit 2 of PMGB

Port 2 input/

output mode

specification bit

Remark Measures are taken to prevent outputting a narrow pulse when selecting clock output enable/disable.

24

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