ADUC847BS32-3 Analog Devices Inc, ADUC847BS32-3 Datasheet - Page 103

• Manufacturer Part Number: ADUC847BS32-3
• Description: IC FLASH MCU W/24BIT ADC 52-MQFP
• Manufacturer: Analog Devices Inc
• Series: MicroConverter® ADuC8xxr

Specifications of ADUC847BS32-3

• Core Processor: 8052
• Core Size: 8-Bit
• Speed: 12.58MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: POR, PSM, PWM, Temp Sensor, WDT
• Number Of I /o: 34
• Program Memory Size: 32KB (32K x 8)
• Program Memory Type: FLASH
• Eeprom Size: 4K x 8
• Ram Size: 2.25K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 3.6 V
• Data Converters: A/D 10x24b; D/A 1x12b, 2x16b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 52-MQFP, 52-PQFP
• For Use With: EVAL-ADUC847QSZ - KIT DEV QUICK START FOR ADUC847
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Table 72. UART TIMING (SHIFT REGISTER MODE) Parameter
TXLXL
TQVXH
TDVXH
TXHDX
TXHQX
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 CLOCK)
(OUTPUT DATA)
(INPUT DATA)
RxD
RxD
TxD
LSB
LSB
Figure 80. UART Timing in Shift Register Mode
t
DVXH
t
BIT 1
QVXH
Rev. B | Page 103 of 108
BIT 1
Min
662
292
0
22
12.58 MHz Core_Clk
t
t
XHQX
XHDX
Typ
954
Max
BIT 6
BIT 6
t
XLXL
ADuC845/ADuC847/ADuC848
Min
Variable Core_Clk
SET RI
MSB
SET TI
OR
Typ
12t
core
Max
Unit
ns
ns
ns
ns
ns