MC68HC908SR12CB Freescale Semiconductor, MC68HC908SR12CB Datasheet - Page 231
MC68HC908SR12CB
Manufacturer Part Number
MC68HC908SR12CB
Description
IC MCU 12K FLASH 8MHZ 42-SDIP
Manufacturer
Freescale Semiconductor
Series
HC08r
Datasheet
1.MC908SR12MFAE.pdf
(404 pages)
Specifications of MC68HC908SR12CB
Core Processor
HC08
Core Size
8-Bit
Speed
8MHz
Connectivity
I²C, SCI
Peripherals
LVD, POR, PWM, Temp Sensor
Number Of I /o
29
Program Memory Size
12KB (12K x 8)
Program Memory Type
FLASH
Ram Size
512 x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 5.5 V
Data Converters
A/D 11x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
42-DIP (0.600", 15.24mm)
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
MC68HC908SR12CB
Manufacturer:
TI/NSC
Quantity:
340
Part Number:
MC68HC908SR12CB
Manufacturer:
MOTOROLA/摩托罗拉
Quantity:
20 000
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15.1 Contents
MC68HC908SR12•MC68HC08SR12 — Rev. 5.0
Freescale Semiconductor
Data Sheet — MC68HC908SR12•MC68HC08SR12
Section 15. Analog-to-Digital Converter (ADC)
15.2
15.3
15.4
15.4.1
15.4.2
15.4.3
15.4.4
15.4.5
15.4.6
15.4.7
15.4.8
15.5
15.6
15.6.1
15.6.2
15.7
15.7.1
15.7.2
15.7.3
15.7.4
15.7.5
15.8
15.8.1
15.8.2
15.8.3
15.8.4
15.8.5
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 232
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 232
Functional Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .234
Interrupts. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .239
Low-Power Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 239
I/O Signals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 240
I/O Registers. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 241
ADC Port I/O Pins . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 234
Voltage Conversion . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .235
Conversion Time . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 236
Continuous Conversion . . . . . . . . . . . . . . . . . . . . . . . . . . . 237
Auto-scan Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 237
Result Justification . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 238
Data Register Interlocking . . . . . . . . . . . . . . . . . . . . . . . . . 239
Monotonicity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 239
Wait Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .239
Stop Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .240
ADC Voltage In (V
ADC Analog Power Pin (V
ADC Analog Ground Pin (V
ADC Voltage Reference High Pin (V
ADC Voltage Reference Low Pin (V
ADC Status and Control Register. . . . . . . . . . . . . . . . . . . .242
ADC Clock Control Register. . . . . . . . . . . . . . . . . . . . . . . . 244
ADC Data Register 0 (ADRH0 and ADRL0). . . . . . . . . . . . 246
ADC Auto-Scan Mode Data Registers (ADRL1–ADRL3). . 248
ADC Auto-Scan Control Register (ADASCR). . . . . . . . . . . 248
Analog-to-Digital Converter (ADC)
ADIN
) . . . . . . . . . . . . . . . . . . . . . . . . . . . 240
DDA
SSA
) . . . . . . . . . . . . . . . . . . . . . 240
). . . . . . . . . . . . . . . . . . . . . 240
REFL
REFH
) . . . . . . . . . . . . . 241
). . . . . . . . . . . . . 241
Data Sheet
231
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