upd6p9 Renesas Electronics Corporation., upd6p9 Datasheet - Page 8

• Manufacturer Part Number: upd6p9
• Description: 4-bit Single-chip Microcontroller For Infrared Remote Control Transmission
• Manufacturer: Renesas Electronics Corporation.

1.3 Pins I/O Circuits
8
disable
Standby
Pull-down flag
Output
release
Data
Data
The I/O circuits of the µ PD6P9 pins are shown in partially simplified forms below.
(1) K
Note The drive capability is held low.
(2) K
(3) REM
I/O0
I0
to K
Output
latch
Carrier
generator
Output
latch
to K
I3
I/O7
Input buffer
Input buffer
V
V
DD
N-ch
P-ch
DD
P-ch
N-ch
N-ch
Data Sheet U15144EJ1V1DS
Note
N-ch
Standby
release
REM
output latch
Standby
Standby
STOP release
(4) S
(6) S
(5) S
release
release
disable
Output
ON/OFF
1
Pull-down flag
0
2
Pull-down flag
/LED
OFF mode
Input buffer
Input buffer
Input buffer
V
DD
P-ch
N-ch
N-ch
µ PD6P9
N-ch
N-ch