ADUC836 Analog Devices, ADUC836 Datasheet - Page 75

• Manufacturer Part Number: ADUC836
• Description: Precision Analog Microcontroller: 1MIPS 8052 MCU + 62kB Flash + Dual 16-Bit ADC + 12-Bit DAC
• Manufacturer: Analog Devices

Specifications of ADUC836

• Mcu Core: 8052
• Mcu Speed (mips): 1
• Sram (bytes): 2304Bytes
• Gpio Pins: 34
• Adc # Channels: 4
• Other: PWM

Parameter
SPI MASTER MODE TIMING (CPHA = 1)
*Characterized under the following conditions:
REV. A
Core clock divider bits CD2, CD1, and CD0 in PLLCON SFR set to 0, 1, and 1, respectively, i.e., core clock frequency = 1.57 MHz, and SPI bit rate selection bits
SPR1 and SPR0 in SPICON SFR are both set to 0.
t
t
t
t
t
t
t
t
t
SL
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
t
DOSU
t
DSU
MSB IN
Figure 75. SPI Master ModeTiming (CPHA = 1)
MSB
t
DHD
t
SH
t
DF
t
DAV
t
SL
t
DR
BITS 6–1
BITS 6–1
–75–
Min
100
100
LSB IN
t
Typ
630
630
10
10
10
10
SR
LSB
t
SF
Max
50
25
25
25
25
ADuC836
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns