UPD6134 NEC, UPD6134 Datasheet - Page 3

• Manufacturer Part Number: UPD6134
• Description: 4-BIT SINGLE-CHIP MICROCONTROLLER FOR INFRARED REMOTE CONTROL TRANSMISSION
• Manufacturer: NEC

BLOCK DIAGRAM
LIST OF FUNCTIONS
ROM capacity
RAM capacity
Stack
I/O pins
Number of keys
Clock frequency
Instruction execution time
Carrier frequency
Timer
POC circuit
Supply voltage
Package
S
Operating ambient temperature
1
/LED
REM
Item
CARRIER
GENERATOR
9-bit
TIMER
512
Mask ROM
32
1 level (multiplexed with RF of RAM)
• Key input (K
• Key I/O (K
• Key extended input (S
• Remote control transmission display output (LED)
• 32 keys
• 48 keys (when extended by key extension input)
• 96 keys (when extended by key extension input and diode)
Ceramic oscillation
• f
• f
8 s (fx = 1 MHz)
f
9-bit programmable timer: 1 channel
Mask option
V
• T
• T
• 20-pin plastic SOP
X
DD
, f
(300 mil)
X
X
X
A
A
= 1.8 to 3.6 V
= 300 kHz to 1 MHz
= 300 to 500 kHz (with POC circuit)
/2, f
4 bits
= –40 to +85 C
= –20 to +70 C (with POC circuit)
CPU
CORE
RAM
10 bit
X
Data Sheet U10454EJ6V0DS00
PD6133
/8, f
I/O
X
/12, f
I
)
)
X
ROM
/16, f
0
, S
X
/24, no carrier (high level)
1002
• 20-pin plastic SOP (300 mil)
• 20-pin plastic SSOP (300 mil)
1
)
4
8
2
10 bit
PD6134
SYSTEM
CONTROL
PORT K
PORT K
PORT S
I/O
I
: 4
: 8
: 2
: 1 (multiplexed with S
4
8
2
1002
One-time PROM
Internal
V
DD
PD6133, 6134
K
K
S
RESET
X
X
V
GND
= 2.2 to 3.6 V
I0
I/O0
0
IN
OUT
DD
, S
-K
-K
PD61P34B
10 bits
I3
1
/LED
I/O7
1
pin)
3