UPD753012GC NEC, UPD753012GC Datasheet - Page 24
UPD753012GC
Manufacturer Part Number
UPD753012GC
Description
4-BIT SINGLE-CHIP MICROCONTROLLER
Manufacturer
NEC
- Current page: 24 of 80
- Download datasheet (570Kb)
6.4 Clock Output Circuit
control waveform outputs and peripheral LSI’s, etc.
24
The clock output circuit is provided to output the clock pulses from the P22, PTO2, and PCL pins to the remote
• Clock output (PCL) :
From clock
generator
Remark Special care has been taken in designing the chip so that small-width pulses may not be output
f
f
f
CLOM3
X
X
X
/2
/2
/2
3
4
6
when switching clock output enable/disable.
0
4
CLOM1 CLOM0
Selector
, 524, 262, 65.5 kHz (at 4.19 MHz operation)
, 750, 375, 93.8 kHz (at 6.0 MHz operation)
Figure 6-3. Clock Output Circuit Block Diagram
CLOM
From timer/event
counter (channel 2)
Internal bus
P22
output latch
PORT2.2
Output buffer
PD753012, 753016, 753017
Port 2 I/O mode
specification bit
Bit 2 of PMGB
PCL/PTO2/P22
Related parts for UPD753012GC
Image
Part Number
Description
Manufacturer
Datasheet
Request
R
Part Number:
Description:
16/8 bit single-chip microcomputer
Manufacturer:
NEC
Datasheet:
Part Number:
Description:
Dual audio power amp circuit
Manufacturer:
NEC
Datasheet:
Part Number:
Description:
Dual comparator
Manufacturer:
NEC
Datasheet:
Part Number:
Description:
MOS type composite field effect transistor
Manufacturer:
NEC
Datasheet:
Part Number:
Description:
50 V/100 mA FET array incorporating 2 N-ch MOSFETs
Manufacturer:
NEC
Datasheet:
Part Number:
Description:
6-pin small MM high-frequency double transistor
Manufacturer:
NEC
Datasheet:
Part Number:
Description:
6-pin small MM high-frequency double transistor
Manufacturer:
NEC
Datasheet:
Part Number:
Description:
6-pin small MM high-frequency double transistor
Manufacturer:
NEC
Datasheet:
Part Number:
Description:
6-pin small MM high-frequency double transistor
Manufacturer:
NEC
Datasheet:
Part Number:
Description:
Twin transistors equipped with different model chips(6P small MM)
Manufacturer:
NEC
Datasheet:
Part Number:
Description:
Bipolar analog integrated circuit
Manufacturer:
NEC
Datasheet: