UPD61P24CS NEC, UPD61P24CS Datasheet - Page 27

• Manufacturer Part Number: UPD61P24CS
• Description: 4-BIT SINGLE-CHIP MICROCONTROLLER FOR REMOTE CONTROL TRANSMISSION
• Manufacturer: NEC

V
V
PP
DD
PROGRAM MEMORY WRITE TIMING
PROGRAM MEMORY READ TIMING
D0-D7
V
V
GND
GND
V
MD0
MD1
MD2
MD3
DD
CLK
DD
V
V
PP
V
+1
DD
DD
PP
D0-D7
V
GND
GND
MD0
MD1
MD2
MD3
DD
CLK
V
V
V
t
Hi-Z
+1
RES
DD
DD
PP
t
I
t
PCR
t
RES
t
t
M3S
I
t
t
VPS
VDS
t
t
M1S
DS
Data input
t
PCR
t
PW
Hi-Z
t
t
M3SR
t
t
M1H
VPS
OH
t
VDS
t
Hi-Z
M1R
t
t
XL
DV
t
DV
“ L ”
Data output
t
XH
Data output
t
t
DF
M0S
Hi-Z
Data output
t
HAD
t
t
DAD
DS
Data input
t
OPW
t
t
DH
t
XH
AH
t
XL
t
M3HR
Hi-Z
t
AS
Data input
t
DFR
PD61P24
Hi-Z
t
M3H
Hi-Z
27