ADUC816 Analog Devices, ADUC816 Datasheet - Page 11

• 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

REV. A
Parameter
EXTERNAL DATA MEMORY WRITE CYCLE
t
t
t
t
t
t
t
t
t
WLWH
AVLL
LLAX
LLWL
AVWL
QVWX
QVWH
WHQX
WHLH
WR Pulsewidth
Address Valid after ALE Low
Address Hold after ALE Low
ALE Low to WR Low
Address Valid to WR Low
Data Valid to WR Transition
Data Setup before WR
Data and Address Hold after WR
WR High to ALE High
CORE_CLK
PORT 0 (O)
PORT 2 (O)
PSEN (O)
ALE (O)
WR (O)
t
AVLL
A16 – A23
A0 – A7
t
LLAX
t
AVWL
t
12.58 MHz Core_Clk
Min
377
39
44
188
188
29
406
29
39
LLWL
t
QVWX
Max
288
119
DATA
t
A8 – A15
QVWH
t
WLWH
6t
t
t
3t
4t
t
7t
t
t
CORE
CORE
CORE
CORE
CORE
Min
CORE
CORE
CORE
CORE
Variable Core_Clk
– 40
– 35
– 50
– 50
– 40
– 100
– 50
– 130
– 150
t
t
WHLH
WHQX
Max
3t
t
CORE
CORE
+ 40
+ 50
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
Figure
5
5
5
5
5
5
5
5
5