UPD6600A NEC, UPD6600A Datasheet - Page 3

• Manufacturer Part Number: UPD6600A
• Description: 4-BIT SINGLE-CHIP MICROCONTROLLER FOR REMOTE CONTROL TRANSMISSION
• Manufacturer: NEC

BLOCK DIAGRAM
Note ROM capacity depends on the products.
DIFFERENCES AMONG PRODUCTS
Item
ROM Capacity
RAM Capacity
I/O Pins
S-IN Pins
Current Consumption
(f
S-IN High Level Input
Current (MAX.)
Transmit Carrier Frequency
Low-voltage Detector
(Reset) Circuit
Supply Current
Package
OSC
OSC-OUT
= STOP) (MAX.)
OSC-IN
OSC
S-OUT
Product Name
TIMER
(L)
MOD
REM
TIMER
(H)
10 bits
ROM
D.P.
ROM
D.P.
PC(L)
PC(H)
1002
32
8 (K
Provided
2 A
30 A
f
Provided
V
• 20-pin plastic SOP (300 mil)
• 20-pin plastic shrink DIP (300 mil)
OSC
DD
I/O0
/12, f
= 2.2 to 5.5 V
5 bits
-
L
H
10 bits (Mark ROM)
KI/O7
OSC
)
/8
ALU
PD6124A
M
P
X
ROM
ROM
(H)
(L)
ACC
S-IN
Note
OUT(L)
KEY
K
ADD
I/O0
DEC
SP
OUT(H)
-K
KEY
I/O7
512
V
DD
= 2.2 to 3.6 V
10 bits (Mask ROM)
K -K
KEY
M
32
P
X
IN
I0
RAM
RAM
5 bits
I3
PD6600A
PD6124A, 6600A
Watchdog
function
timer
CNTL
AC
(L)
To S-OUT
CNTL
detector
(H)
voltage
circuit
Low-
3