ADUC831BS-REEL Analog Devices Inc, ADUC831BS-REEL Datasheet - Page 70
ADUC831BS-REEL
Manufacturer Part Number
ADUC831BS-REEL
Description
IC MCU 62K FLASH ADC/DAC 52MQFP
Manufacturer
Analog Devices Inc
Series
MicroConverter® ADuC8xxr
Datasheet
1.EVAL-ADUC831QSZ.pdf
(76 pages)
Specifications of ADUC831BS-REEL
Rohs Status
RoHS non-compliant
Core Processor
8052
Core Size
8-Bit
Speed
16MHz
Connectivity
EBI/EMI, I²C, SPI, UART/USART
Peripherals
PSM, Temp Sensor, WDT
Number Of I /o
34
Program Memory Size
62KB (62K x 8)
Program Memory Type
FLASH
Eeprom Size
4K x 8
Ram Size
2.25K x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 5.5 V
Data Converters
A/D 8x12b, D/A 2x12b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 125°C
Package / Case
52-MQFP, 52-PQFP
For Use With
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Parameter
UART TIMING (Shift Register Mode)
t
t
t
t
t
ADuC831
XLXL
QVXH
DVXH
XHDX
XHQX
(OUTPUT CLOCK)
Serial Port Clock Cycle Time
Output Data Setup to Clock
Input Data Setup to Clock
Input Data Hold after Clock
Output Data Hold after Clock
(OUTPUT DATA)
(INPUT DATA)
ALE (O)
RxD
RxD
TxD
Figure 73. UART Timing in Shift Register Mode
MSB
0
MSB
t
DVXH
t
BIT 6
QVXH
Min
700
300
0
50
1
BIT 6
12 MHz
Typ
1.0
–70–
t
t
XHQX
XHDX
Max
Min
10t
2t
0
2t
CK
CK
BIT 1
CK
6
+ 133
– 117
BIT 1
t
– 133
XLXL
Variable Clock
Typ
12t
CK
LSB
7
SET RI
SET TI
LSB
OR
Max
Unit
µs
ns
ns
ns
ns
Figure
73
73
73
73
73
REV. 0
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