ADUC836 Analog Devices, ADUC836 Datasheet - Page 79

• 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
I
*Input filtering on both the SCLOCK and SDATA inputs surpresses noise spikes less than 50 ns.
REV. A
2
C-SERIAL INTERFACE TIMING
t
t
t
t
t
t
t
t
t
t
t
L
H
SHD
DSU
DHD
RSU
PSU
BUF
R
F
SUP
*
SDATA (I/O)
SCLK (I)
t
PSU
SCLOCK Low Pulsewidth
SCLOCK High Pulsewidth
Start Condition Hold Time
Data Setup Time
Data Hold Time
Setup Time for Repeated Start
Stop Condition Setup Time
Bus Free Time between a STOP
Condition and a START Condition
Rise Time of Both SCLOCK and SDATA
Fall Time of Both SCLOCK and SDATA
Pulsewidth of Spike Suppressed
CONDITION
STOP
PS
t
BUF
CONDITION
START
t
DSU
t
SHD
Figure 79. I
MSB
1
t
DHD
2
C Compatible InterfaceTiming
2-7
–79–
t
L
LSB
8
t
SUP
Min
4.7
4.0
0.6
100
0.6
0.6
1.3
t
H
t
DSU
t
SUP
ACK
9
t
RSU
Max
0.9
300
300
50
t
DHD
REPEATED
START
S(R)
t
F
MSB
t
F
1
t
R
t
R
ADuC836
Unit
µs
µs
µs
ns
µs
µs
µs
µs
ns
ns
ns