ADUC832 Analog Devices, ADUC832 Datasheet - Page 15

• Manufacturer Part Number: ADUC832
• Description: Precision Analog Microcontroller: 1.3MIPS 8052 MCU + 62kB Flash + 8-Ch 12-Bit ADC + Dual 12-Bit DAC
• Manufacturer: Analog Devices

Specifications of ADUC832

• Mcu Core: 8052
• Mcu Speed (mips): 1.3
• Sram (bytes): 2304Bytes
• Gpio Pins: 34
• Adc # Channels: 8
• Other: PWM

Table 7. I
Parameter
t
t
t
t
t
t
t
t
t
t
t
1
2
L
H
SHD
DSU
DHD
RSU
PSU
BUF
R
F
SUP
See Figure 9.
Input filtering on both the SCLOCK and SDATA inputs suppresses noise spikes less than 50 ns.
2
SDATA (I/O)
SCLOCK (I)
2
C-Compatible Interface Timing
1
t
PSU
Description
SCLOCK low pulse width
SCLOCK high pulse width
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
Pulse width of spike suppressed
CONDITION
STOP
PS
t
BUF
CONDITION
START
t
DSU
t
SHD
MSB
1
Figure 9. I
t
DHD
2–7
2
Rev. A | Page 15 of 92
C Compatible Interface Timing
t
L
LSB
8
t
t
SUP
SUP
t
H
t
DSU
ACK
9
t
RSU
t
DHD
REPEATED
START
S(R)
Min
4.7
4.0
0.6
100
0.6
0.6
1.3
t
F
MSB
t
t
1
F
R
t
Max
0.9
300
300
50
R
ADuC832
Unit
μs
μs
μs
μs
μs
μs
μs
μs
ns
ns
ns