Safe • Service • Satisfaction
-Renesas Microcomputer-
1. Feature of 3850 Group (Spec. A)
The 3850 group supports for the
following requests!!
•
Want to use A/D conversion in
low-speed mode
•
Want to use 7-segment LED
•
Want more than 8 A/D ports
•
Want 2 serial I/O
•
Want to execute higher-speed process
●
Maximum operating frequency : 12.5MHz (Minimum instruction execution time 0.32µs)
> High-speed operation, Improve low-voltage operating frequency
●
High-accuracy A/D converter : 10-bit resolution, absolute accuracy
±
4LSB 9ch
> Multi-channel A/D
●
Software pull-up resistor included
> External pull-up can be reduced
●
A/D can be converted with typical 40µs at 32-kHz operation
> A/D can be converted in low-speed mode
●
Serial I/O (UART or clock synchronous) : 1
(Clock synchronous) : 1
●
Watchdog timer
> Countermeasure for software out of control
●
High current output port which can drive LED directly : 8
> 7-segment LED connectable
●
Package FP(SSOP) : PRSP0042GA-B(42P2R-A/E)
SP(SDIP) : PRDP0042KA-A(42P4B)
●
Flash memory version : M38507F8ASP/FP
●
QzROM version : M38503G4ASP/FP, M38503G4A-XXXSP/FP
●
Support for lead-free (lead-free products for QzROM products)
-2-
2007-02 REJ99B1034-0101
Safe • Service • Satisfaction
-Renesas Microcomputer-
2. Product Outline of 3850 Group (Spec. A)
: New spec. for 3850 group (Spec.A)
: New spec. only for QzROM
Product Outline
8 K/512, 16 K/512, 24 K/640, 32 K/1 Kbytes
32 K/1 Kbytes
16 K/512 bytes
High-speed mode⋅
⋅ ⋅ ⋅ ⋅ ⋅
4.0 to 5.5V (at 12.5MHz)
High-speed mode
⋅ ⋅ ⋅ ⋅ ⋅
2.7 to 5.5V (at 6MHz)
High-speed mode
⋅ ⋅ ⋅ ⋅ ⋅ ⋅
2.2 to 5.5V (at 4.2MHz)
High-speed mode
⋅ ⋅ ⋅ ⋅ ⋅ ⋅
2.0 to 5.5V (at 2.1MHz)
Middle-speed mode
⋅ ⋅ ⋅ ⋅2.7
to 5.5V (at 12.5MHz)
Middle-speed mode
⋅ ⋅ ⋅ ⋅2.2
to 5.5V (at 8.4MHz)
Middle-speed mode
⋅ ⋅ ⋅ ⋅1.8
to 5.5V (at 4.2MHz)
Low-speed mode
⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅2.7
to 5.5V (at 32kHz)
Low-speed mode
⋅ ⋅ ⋅ ⋅ ⋅ ⋅
1.8 to 5.5V (at 32kHz)
●Minimum
instruction execution time
⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅
0.32µs (oscillation frequency 12.5MHz, in high-speed mode)
●
Maximum clock oscillation frequency (high-speed mode, maximum value)
⋅ ⋅ ⋅ ⋅
12.5MHz (Vcc=4.0 to 5.5V)
●A/D
converter
⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅10-bit
resolution : 9ch
Operating supply voltage when using A/D converter : Vcc=2.7 to 5.5V (Mask version, Flash memory version)
Vcc=2.2 to 5.5V (QzROM version)
●
Serial I/O (UART or clock synchronous)
⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅8
bit : 1 ch
(Clock synchronous)
⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅8
bit : 1 ch
●
Timer
⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅8-bit
prescaler : 3 ch, 8-bit timer : 4 ch
●
Interrupt
⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅
External : 7 factors, internal factors : 8, software : 1 factor
●
Programmable I/O
⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅
34 pins
(32 with software pull-up resistor other than P22, P23)
●
8-bit PWM (with 8-bit prescaler)
●
Watchdog timer
●
Clock generation circuit⋅
⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅2
circuits included (ceramic resonator, 32kHz crystal oscillator)
●
LED direct drive (port P1)
⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅8
pins
●
Package
⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅ ⋅
FP : 42-pin plastic-molded SSOP (PRSP0042GA-B(42P2R-A/E))
SP : 42-pin plastic-molded SDIP (PRDP0042KA-A(42P4B))
●Memory
size (ROM/RAM)
Mask ROM version
Flash memory version
QzROM version
●Operating
Supply Voltage
Application
Home Appliances : Refrigerator, washing machine, air conditioners, microwave oven, dishwasher, etc.
Consumer Appliances : Camera, home audio system, telephone, charger, etc.
2007-02 REJ99B1034-0101
-3-
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