ADUC812BS Analog Devices Inc, ADUC812BS Datasheet - Page 55

• 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

Parameter
SPI SLAVE MODE TIMING (CPHA = 0)
t
t
t
t
t
t
t
t
t
t
t
t
REV. E
SS
DAV
DSU
DHD
DF
DR
SF
DOSS
SFS
SL
SH
SR
(CPOL = 0)
(CPOL = 1)
SCLOCK
SCLOCK
SS to SCLOCK Edge
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
Data Output Valid after SS Edge
SS High After SCLOCK Edge
MOSI
MISO
SS
t
DOSS
t
SS
t
DSU
MSB IN
Figure 59. SPI Slave Mode Timing (CPHA = 0)
t
MSB
DHD
t
SH
t
DF
t
DAV
t
SL
t
DR
BIT 6–1
BIT 6–1
–55–
Min
0
100
100
0
LSB IN
t
SR
LSB
Typ
330
330
10
10
10
10
t
SF
t
SFS
Max
50
25
25
25
25
20
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ADuC812