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4508 Datasheet(PDF) 1 Page - Renesas Technology Corp

Part # 4508
Description  SINGLE-CHIP 4-BIT CMOS MICROCOMPUTER
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Manufacturer  RENESAS [Renesas Technology Corp]
Direct Link  http://www.renesas.com
Logo RENESAS - Renesas Technology Corp

4508 Datasheet(HTML) 1 Page - Renesas Technology Corp

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DESCRIPTION
The 4508 Group is a 4-bit single-chip microcomputer designed with
CMOS technology. Its CPU is that of the 4500 series using a simple,
high-speed instruction set. The computer is equipped with two 8-bit
timers (each timer has two reload registers), interrupts, 10-bit A/D
converter, Serial interface and oscillation circuit switch function.
FEATURES
qMinimum instruction execution time .................................. 0.5
µs
(at 6 MHz oscillation frequency, in through-mode)
qSupply voltage .......................................................... 1.8 V to 5.5 V
(It depends on operation source clock, oscillation frequency and
operating mode.)
qTimers
Timer 1 ................................. 8-bit timer with two reload registers
Timer 2 ................................. 8-bit timer with two reload registers
qInterrupt ........................................................................ 5 sources
Part number
M34508G4FP (Note)
M34508G4-XXXFP
M34508G4HFP (Note)
M34508G4H-XXXFP
M34508G4GP * (Note)
M34508G4-XXXGP *
M34508G4HGP * (Note)
M34508G4H-XXXGP *
ROM type
QzROM
QzROM
QzROM
QzROM
QzROM
QzROM
QzROM
QzROM
Package
PRSP0020DA-A
PRSP0020DA-A
PRSP0020DA-A
PRSP0020DA-A
PLSP0020JB-A
PLSP0020JB-A
PLSP0020JB-A
PLSP0020JB-A
RAM size
(✕ 4 bits)
256 words
256 words
256 words
256 words
256 words
256 words
256 words
256 words
ROM (PROM) size
(✕ 10 bits)
4096 words
4096 words
4096 words
4096 words
4096 words
4096 words
4096 words
4096 words
qKey-on wakeup function pins ................................................... 12
qInput/Output port ...................................................................... 14
qA/D converter
10-bit successive comparison method ........................ 4 channel
qSerial intereface ............................................................. 8-bit ✕ 1
qVoltage drop detection circuit (only for H version)
Reset occurrence .................................... Typ. 2.6 V (Ta = 25 °C)
Reset release .......................................... Typ. 2.7 V (Ta = 25 °C)
qPower-on reset circuit (only for H version)
qWatchdog timer
qClock generating circuit (on-chip oscillator/ceramic resonator/RC
oscillation)
qLED drive directly enabled (port D)
APPLICATION
Electrical household appliance, consumer electronic products, office
automation equipment, etc.
Note: Shipped in blank.
*: Under development
Rev.1.02
2006.12.22
page 1 of 140
REJ03B0148-0102
4508 Group
SINGLE-CHIP 4-BIT CMOS MICROCOMPUTER
REJ03B0148-0102
Rev.1.02
2006.12.22
PIN CONFIGURATION
Pin configuration (top view) (4508 Group)
19
18
17
16
15
14
13
12
11
20
P12/CNTR0
P13/INT
D0
D1
P03
P02/SCK
P01/SOUT
P00/SIN
P11/CNTR1
P10
Outline FP: PRSP0020DA-A (20P2N-A)
GP: PLSP0020JB-A (20P2F-A)
2
3
4
5
6
7
8
9
10
1
P21/AIN1
XIN
XOUT
CNVSS
VSS
VDD
P20/AIN0
RESET
D3/AIN5
D2/AIN4


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