ADUC832 Analog Devices, ADUC832 Datasheet - Page 11

• 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 3. External Program Memory Read Cycle
Parameter
t
t
t
t
t
t
t
t
t
t
t
t
1
LHLL
AVLL
LLAX
LLIV
LLPL
PLPH
PLIV
PXIX
PXIZ
AVIV
PLAZ
PHAX
See Figure 5.
1
Description
ALE pulse width
Address valid to ALE low
Address hold after ALE low
ALE low to valid instruction in
ALE low to PSEN low
PSEN pulse width
PSEN low to valid instruction in
Instruction in, hold after PSEN
Instruction in, float after PSEN
Address to valid instruction in
PSEN low to address float
Address hold after PSEN high
PORT 0 (I/O)
PORT 2 (O)
PSEN (O)
ALE (O)
M
CLK
t
LHLL
Figure 5. External Program Memory Read Cycle
t
AVLL
PCL (OUT)
t
t
LLPL
LLAX
Rev. A | Page 11 of 92
t
Min
79
19
29
29
133
0
0
AVIV
16.78 MHz Core_CLK
t
PLAZ
PCH
t
PLPH
Max
138
73
34
193
25
t
t
LLIV
PLIV
INSTRUCTION
(IN)
t
PXIX
t
PXIZ
Min
2t
t
t
t
3t
0
0
CK
CK
CK
CK
CK
− 40
− 30
− 30
t
− 40
− 45
PHAX
Variable Clock
Max
4t
3t
t
5t
25
CK
CK
CK
CK
− 25
− 100
− 105
− 105
ADuC832
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns