参数资料
型号: MTA85812S-10I/SS
元件分类: 微控制器/微处理器
英文描述: 8-BIT, OTPROM, 10 MHz, RISC MICROCONTROLLER, PDSO20
封装: 0.209 INCH, PLASTIC, SSOP-20
文件页数: 1/72页
文件大小: 760K
代理商: MTA85812S-10I/SS
1995 Microchip Technology Inc.
DS40115C-page 1
FEATURES
Multi-chip module
PIC16C54A or PIC16C58A Microcontrollers with
24LC01B or 24LC02B Serial EEPROMs (SEEs)
in a single package
Wide operating voltage range: VDD = 3.0V to
6.25V
Microcontroller control of SEE power for low
standby current: MTA85X1X series
Industrial grade only
High Performance RISC-like CPU
Only 33 single-word instructions to learn
All instructions are single-cycle except for
program branches, which are two cycle
Operating speed: MTA854XX, DC - 4 MHz
MTA858XX, DC - 4 and 10 MHz
12-bit wide instructions
8-bit wide data path
512 or 2048 x 12 on-chip EPROM program
memory
25 or 73 x 8 general purpose registers (SRAM)
Seven special function hardware registers
Two-level deep hardware stack
Direct, indirect, and relative addressing modes for
data and instructions
Peripheral Features
12 I/O pins with individual direction control (RB7
dedicated for SEE VDD in MTA85X1X devices)
8-bit real time clock/counter (T0CKI) with 8-bit
programmable prescaler
Power-On Reset
Oscillator Start-Up timer
Watchdog timer (WDT) with its own on-chip RC
oscillator for reliable operation
Security EPROM bit for code-protection
Power saving SLEEP mode
EPROM selectable oscillator options:
- Low-cost RC oscillator: RC
- Standard crystal/resonator: XT
- High-speed crystal/resonator: HS
- Power-saving low frequency crystal: LP
PACKAGE TYPE
Serial EEPROM Features
1K or 2K of EEPROM memory, organized as a
single block: 128 x 8 or 256 x 8
Two-wire serial interface bus, I2C
compatible
100 kHz and 400 kHz compatibility
Self-timed write cycle (including auto-erase)
Page-write buffer for up to 8 bytes
2 ms typical cycle times for page-write
1,000,000 ERASE/WRITE cycles typical
Data retention > 40 years
CMOS Technology
Low-power, high-speed CMOS EPROM and
EEPROM technologies, in a single package
Fully static design
Low-power consumption (PIC16C54/58A)
- < 2 mA typical @ 5V, 4 MHz
-15
A typical @ 3V, 32 kHz
-< 0.3
A typical standby current (with WDT
disabled) @ 3V, 0
°C to 70°C
Low-power consumption (24LC01B/02B)
- 1 mA active current typical
-10
A standby current typical @ 5.5V
-5
A standby current typical @ 3.0V
VDD
RB7
RB6
RB5
RB4
RB3
RB2
RB1
RB0
VSS
SDA
SCL
OSC2
OSC1
RA0
RA1
RA2
RA3
T0CKI
NMCLR
1
2
3
4
5
6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
MT
A
8
5
X
0X
SSOP
PVDD
N/C
RB6
RB5
RB4
RB3
RB2
RB1
RB0
VSS
SDA
SCL
OSC2
OSC1
RA0
RA1
RA2
RA3
T0CKI
NMCLR
1
2
3
4
5
6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
MT
A85X
1X
MTA85XXX
PICSEE
20-Pin MCU with Serial EEPROM Multi-Chip Module
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