ADUC816 Analog Devices, ADUC816 Datasheet - Page 13

• Manufacturer Part Number: ADUC816
• Description: Precision Analog Microcontroller: 1MIPS 8052 MCU + 8kB Flash + Dual 16-Bit ADC + 12-Bit DAC
• Manufacturer: Analog Devices

Specifications of ADUC816

• Mcu Core: 8052
• Mcu Speed (mips): 1.3
• Sram (bytes): 256Bytes
• Gpio Pins: 34
• Adc # Channels: 4

Parameter
I
REV. A
2
Input filtering on both the SCLOCK and SDATA inputs suppresses noise spikes less than 50 ns.
C-COMPATIBLE 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)
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
t
PSU
CONDITION
STOP
PS
t
BUF
CONDITION
START
t
DSU
t
SHD
MSB
1
t
DHD
2-7
t
L
Min
4.7
4.0
0.6
100
0.6
0.6
1.3
LSB
8
t
t
SUP
SUP
t
H
t
DSU
Max
0.9
300
300
50
ACK
9
t
RSU
t
DHD
REPEATED
START
S(R)
Unit
μs
μs
μs
μs
μs
μs
μs
μs
ns
ns
ns
t
F
MSB
t
t
1
F
R
t
R
Figure
7
7
7
7
7
7
7
7
7
7
7