DS89C430-QNG+ Maxim Integrated Products, DS89C430-QNG+ Datasheet - Page 8

• Manufacturer Part Number: DS89C430-QNG+
• Description: IC MCU FLASH 16KB 25MHZ 44-PLCC
• Manufacturer: Maxim Integrated Products
• Series: 89Cr

Specifications of DS89C430-QNG+

• 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-LCC, 44-PLCC
• 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
• Package: 44PLCC
• Device Core: 8051
• Family Name: 89C
• Maximum Speed: 33 MHz
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Data Converters: -
• Lead Free Status / Rohs Status: Details

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
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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