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UPD69A Datasheet

  • UPD69A

  • UPD69A Data Sheet | Data Sheet[11/2002]

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DATA SHEET
MOS INTEGRATED CIRCUIT
碌
PD69A
4-BIT SINGLE-CHIP MICROCONTROLLER
FOR INFRARED REMOTE CONTROL TRANSMISSION
DESCRIPTION
With its 2.0 V low-voltage operation, carrier generator for infrared remote control transmission, standby release
function through key input, and programmable timer, the
碌
PD69A is ideal for infrared remote control transmitters.
A one-time PROM product, the
碌
PD6P9, has also been provided for the
碌
PD69A for program evaluation or small-
quantity production.
FEATURES
鈥?Program memory (ROM): 4,074
脳
10 bits
鈥?Data memory (RAM): 128
脳
4 bits
鈥?On-chip carrier generator for infrared remote control: Each high-/low-level width can be set from 250 ns to 64
碌
s (@ f
X
= 4 MHz operation) via modulo registers
鈥?9-bit programmable timer: 1 channel
鈥?Instruction execution time: 16
碌
s (normal instruction execution @ f
X
= 4 MHz operation)
8
碌
s (high-speed instruction execution @ f
X
= 4 MHz operation) (mask option)
鈥?Stack level:
鈥?I/O pins (K
I/O
):
鈥?Input pins (K
I
):
鈥?S
1
/LED pin (I/O):
鈥?Power supply voltage:
鈥?Operating ambient temperature:
鈥?Oscillator frequency:
1 level (Stack RAM is multiplexed with data memory RF.)
8
4
1 (when in output mode, this is the remote control transmission display pin)
V
DD
= 2.0 to 3.6 V
V
DD
= 1.8 to 3.6 V (mask option)
T
A
= 鈥?0 to +85擄C
f
X
= 3.5 to 4.5 MHz
鈥?Sense input pins (S
0
, S
2
): 2
鈥?On-chip POC circuit and RAM retention detector
鈥?Capacitor for oscillator: 15 pF (mask option)
APPLICATIONS
Infrared remote control transmitters (for AV and household electrical appliances)
The information in this document is subject to change without notice. Before using this document, please
confirm that this is the latest version.
Not all products and/or types are available in every country. Please check with NEC Electronics sales
representative for availability and additional information.
Document No. U16363EJ1V0DS00 (1st edition)
Date Published November 2002 N CP(K)
Printed in Japan
漏

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