ADUC812BS Analog Devices Inc, ADUC812BS Datasheet - Page 52

• Manufacturer Part Number: ADUC812BS
• Description: IC ADC 12BIT MULTICH MCU 52-MQFP
• Manufacturer: Analog Devices Inc
• Series: MicroConverter® ADuC8xxr

Specifications of ADUC812BS

• Rohs Status: RoHS non-compliant
• Core Processor: 8052
• Core Size: 8-Bit
• Speed: 16MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: PSM, Temp Sensor, WDT
• Number Of I /o: 34
• Program Memory Size: 8KB (8K x 8)
• Program Memory Type: FLASH
• Eeprom Size: 640 x 8
• Ram Size: 256 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 ~ 85°C
• Package / Case: 52-MQFP, 52-PQFP

ADuC812
Parameter
SPI MASTER MODE TIMING (CPHA = 1)
t
t
t
t
t
t
t
t
t
LOW
SH
DAV
DSU
DHD
DF
DR
SR
SF
(CPOL = 0)
(CPOL = 1)
SCLOCK
SCLOCK
SCLOCK Low Pulsewidth
SCLOCK High Pulsewidth
Data Output Valid after SCLOCK Edge
Data Input Setup Time before SCLOCK Edge
Data Input Hold Time after SCLOCK Edge
Data Output Fall Time
Data Output Rise Time
SCLOCK Rise Time
SCLOCK Fall Time
MOSI
MISO
Figure 56. SPI Master Mode Timing (CPHA = 1)
t
DAV
t
SH
t
DSU
MSB IN
t
DHD
MSB
t
SL
t
DF
–52–
t
DR
BIT 6–1
BIT 6–1
Min
100
100
t
SR
Typ
330
330
10
10
10
10
t
LSB IN
SF
Max
50
25
25
25
25
LSB
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
REV. E