DS89C430-ENG Maxim Integrated Products, DS89C430-ENG Datasheet - Page 8
![IC MCU FLASH 16KB 25MHZ 44-TQFP](/photos/6/86/68678/406-44-tqfp_sml.jpg)
DS89C430-ENG
Manufacturer Part Number
DS89C430-ENG
Description
IC MCU FLASH 16KB 25MHZ 44-TQFP
Manufacturer
Maxim Integrated Products
Series
89Cr
Datasheet
1.DS89C450-KIT.pdf
(46 pages)
Specifications of DS89C430-ENG
Core Processor
8051
Core Size
8-Bit
Speed
25MHz
Connectivity
EBI/EMI, SIO, UART/USART
Peripherals
Power-Fail Reset, WDT
Number Of I /o
32
Program Memory Size
16KB (16K x 8)
Program Memory Type
FLASH
Ram Size
1K x 8
Voltage - Supply (vcc/vdd)
4.5 V ~ 5.5 V
Oscillator Type
External
Operating Temperature
-40°C ~ 85°C
Package / Case
44-TQFP, 44-VQFP
Processor Series
DS89C430
Core
8051
Data Bus Width
8 bit
Data Ram Size
1 KB
Interface Type
UART
Maximum Clock Frequency
33 MHz
Number Of Programmable I/os
4
Number Of Timers
3
Operating Supply Voltage
4.5 V to 5.5 V
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
3rd Party Development Tools
PK51, CA51, A51, ULINK2
Minimum Operating Temperature
- 40 C
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
Data Converters
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
DS89C430-ENG
Manufacturer:
Maxim Integrated
Quantity:
10 000
Company:
Part Number:
DS89C430-ENG+
Manufacturer:
Maxim Integrated
Quantity:
10 000
Figure 2. Page Mode 1 Timing
Figure 3. Page Mode 2 Timing
XTAL1
XTAL1
PSEN
Port 0
Port 2
PSEN
Port 0
Port 2
ALE
RD
WR
ALE
RD
WR
LSB
OPCODE
MSB
t
AVIV2
t
t
t
AVLL
AVLL2
LLIV
t
LSB
LSB
t
t
CLCL
PXIX
t
CLCL
LLAX
OPCODE
MOVX
t
LLPL
t
PLIV
t
AVLL2
LSB
t
AVIV0
LSB
MOVX
MOVX
t
PXIZ
t
MSB
PLPH
LSB
MOVX
t
LHLL
t
t
t
t
LLAX3
RHDX
LSB
LLWL
RLRH
DS89C430/DS89C450 Ultra-High-Speed Flash Microcontrollers
t
t
t
DATA
t
RLDV
AVDV2
AVDV0
8 of 46
AVDV2
MSB
t
LLDV
t
t
LHLL
LSB
AVLL3
t
t
RLRH
AVWL2
MSB
t
DATA
LLAX3
t
RLDV
t
t
t
LSB
PLPH
LLAX
PXIX
t
t
t
RHDX
PLAZ
RHDZ
MSB
OPCODE
t
AVIV2
t
PLIV
LSB
MSB
t
AVWL0
OPCODE
t
LSB
WLWH
t
t
t
LLAX2
QVWX
AVWL2
DATA
MSB
t
t
WHLH
LSB
WHQX
t
LLWL
MSB
t
t
t
WLWH
LLAX2
WHLH
t
QVWX
DATA
t
WHQX